[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.1"]
[White "Lyell, Mark"]
[Black "Rodshtein, Maxim"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "GM"]
[WhiteElo "2247"]
[BlackElo "2683"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "402354"]
[BlackFideId "2806851"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 d4 5. g3 Ne7 6. Bg2 Nec6 7. O-O Be7 8. d3 dxc3
9. bxc3 O-O 10. h4 b5 11. Qe2 Bb7 12. Nbd2 Nd7 13. Bb2 Nb6 14. Ne4 Qd5 15. Nfg5
Qxe5 16. f4 Qc7 17. c4 Nd4 18. Bxd4 cxd4 19. cxb5 Nd5 20. Rac1 Qb6 21. f5 exf5
22. Rxf5 Ne3 23. Qh5 Bxg5 24. Rxg5 f6 25. Rgc5 Nxg2 26. Kxg2 Rae8 27. Kf2 Qe6
28. R1c2 f5 29. Qxh7+ Kxh7 30. Ng5+ Kg6 31. Nxe6 Rxe6 32. Rc7 Rf7 33. h5+ Kf6
34. Rxf7+ Kxf7 35. Rc4 a6 36. bxa6 Bxa6 37. Rxd4 Kf6 38. g4 fxg4 39. Kg3 Re3+
40. Kxg4 Bc8+ 41. Kf4 Rh3 42. Rd8 Be6 43. d4 Rxh5 44. Rf8+ Bf7 45. Ra8 g5+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.2"]
[White "Calzetta Ruiz, Monica"]
[Black "L'Ami, Erwin"]
[Result "0-1"]
[WhiteTitle "WGM"]
[BlackTitle "GM"]
[WhiteElo "2234"]
[BlackElo "2645"]
[ECO "C77"]
[Opening "Ruy Lopez"]
[Variation "Wormald (Alapin) attack"]
[WhiteFideId "2204185"]
[BlackFideId "1007998"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Be7 6. c3 b5 7. Bc2 O-O 8. O-O
d5 9. d4 Bg4 10. Nbd2 exd4 11. e5 Nd7 12. Qd3 g6 13. cxd4 Nb4 14. Qc3 Nxc2 15.
Qxc2 c5 16. h3 Bf5 17. Qb3 c4 18. Qe3 f6 19. Re1 fxe5 20. dxe5 Bc5 21. Qh6 Qe7
22. Nf1 Be4 23. Bg5 Qe6 24. N1d2 Nxe5 25. Nxe4 dxe4 26. Rxe4 Rxf3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.3"]
[White "Andriasian, Zaven"]
[Black "Burg, Brent"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2610"]
[BlackElo "2227"]
[ECO "B07"]
[Opening "Pirc defence"]
[WhiteFideId "13302000"]
[BlackFideId "1019465"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 e5 5. Nf3 exd4 6. Qxd4 c6 7. Be3 d5 8. e5
Ng4 9. Bg1 Bc5 10. Qd2 Bxg1 11. Rxg1 Qb6 12. O-O-O Nxh2 13. Nd4 Nxf1 14. Rgxf1
O-O 15. Rh1 Re8 16. g4 Nf8 17. Nf5 f6 18. Rde1 Bxf5 19. gxf5 fxe5 20. fxe5 Qc7
21. e6 Qe7 22. Ne2 Qf6 23. Ng3 h6 24. Nh5 Qg5 25. Reg1 Qxd2+ 26. Kxd2 Re7 27.
Nf6+ Kh8 28. Rxh6+ gxh6 29. Rg8# 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.4"]
[White "Romanov, Evgeny"]
[Black "Heemskerk, Wim"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2654"]
[BlackElo "2240"]
[ECO "C00"]
[Opening "French"]
[Variation "Chigorin variation"]
[WhiteFideId "4148843"]
[BlackFideId "1001000"]
[EventDate "2013.12.21"]

1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. c3 d5 8. e5 b6
9. Na3 O-O 10. d3 h6 11. h4 Ba6 12. Nc2 Nf5 13. Bf4 Rc8 14. Rfe1 Kh7 15. Rad1
Rc7 16. Nh2 Nce7 17. Ng4 Ng8 18. c4 Bb7 19. Nge3 Nge7 20. d4 cxd4 21. Nxf5 Nxf5
22. cxd5 Bxd5 23. Nxd4 Bc4 24. Nxe6 Bxe2 25. Rxd8 fxe6 26. Rxf8 Bxf8 27. Rxe2
Rd7 28. Be4 Kg7 29. Kg2 Bc5 30. Rd2 Rd4 31. Rxd4 Bxd4 32. b3 Bc3 33. Kf3 Bd4 34.
Ke2 Ne7 35. g4 Bc3 36. f3 b5 37. Bg3 Bd4 38. Bf2 Bxe5 39. Bxa7 h5 40. gxh5 gxh5
41. a4 Nc8 42. Bf2 bxa4 43. bxa4 Bc7 44. Kd3 Nd6 45. Be1 Kf7 46. a5 Kf6 47. a6
Nb5 48. Bf2 Bb8 49. Kc4 Nd6+ 50. Kb4 Nc8 51. Kb5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.5"]
[White "Christiansen, Johan-Sebastian"]
[Black "Spoelman, Wouter"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2217"]
[BlackElo "2585"]
[ECO "A20"]
[Opening "English opening"]
[WhiteFideId "1512668"]
[BlackFideId "1010891"]
[EventDate "2013.12.21"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. O-O Nb6 7. d3 Be7 8. a3
O-O 9. Nc3 Be6 10. b4 a5 11. b5 Nd4 12. Rb1 f6 13. Nd2 Qc8 14. Re1 a4 15. e3 Nf5
16. Qc2 Rd8 17. Nce4 Kh8 18. Rd1 Bd5 19. Bf1 Nd6 20. Nc3 Bf7 21. Bg2 Bh5 22. Re1
Qd7 23. Bf1 Bg6 24. Rd1 Ra5 25. Be2 Nxb5 26. Nxb5 Rxb5 27. Rxb5 Qxb5 28. Qxc7
Nd5 29. Qc2 Qd7 30. Ne4 Rc8 31. Qb2 f5 32. Qxe5 fxe4 33. dxe4 Qc7 34. Qxd5 Rd8
35. Qe6 Rxd1+ 36. Bxd1 Qxc1 37. Qxe7 Qxd1+ 38. Kg2 Qb3 39. f4 h6 40. f5 Bh5 41.
Kh3 Qd1 42. Qxb7 Qg4+ 43. Kg2 Qe2+ 44. Kh3 Bf3 45. Qb8+ Kh7 46. g4 Qg2+ 47. Kh4
Qxg4# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.6"]
[White "Michalik, Peter"]
[Black "Schippers, Maurice"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2577"]
[BlackElo "2216"]
[ECO "A59"]
[Opening "Benko gambit"]
[Variation "main line"]
[WhiteFideId "14907526"]
[BlackFideId "1004735"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. Nf3 d6 8. e4
Bxf1 9. Kxf1 Bg7 10. g3 O-O 11. Kg2 Nbd7 12. a4 Qb6 13. Qe2 Rfb8 14. Nb5 Ne8 15.
Bg5 Kf8 16. Nd2 h6 17. Nc4 Qb7 18. Bd2 Nc7 19. Na5 Qa6 20. Nc6 Rb7 21. Bc3 Nf6
22. Nxe7 Kxe7 23. e5 Nfxd5 24. exd6+ Kf8 25. dxc7 Bxc3 26. bxc3 Nxc7 27. Qf3
Rab8 28. c4 Ne6 29. Rhd1 Kg8 30. Rd6 Rb6 31. Rd7 Rf8 32. a5 Rbb8 33. Ra7 Qc8 34.
Nd6 Qd8 35. Nxf7 Nd4 36. Nxh6+ Kh8 37. Qf7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.7"]
[White "Hulshof, Peter"]
[Black "Ernst, Sipke"]
[Result "1/2-1/2"]
[BlackTitle "GM"]
[WhiteElo "2215"]
[BlackElo "2566"]
[ECO "A00"]
[Opening "Benko's opening"]
[WhiteFideId "1003291"]
[BlackFideId "1004689"]
[EventDate "2013.12.21"]

1. g3 d5 2. Bg2 c6 3. d3 e5 4. Nf3 Bd6 5. e4 Bg4 6. h3 Bh5 7. c3 Nd7 8. O-O Ne7
9. Nbd2 O-O 10. Qc2 a5 11. Re1 Qb6 12. g4 Bg6 13. Nh4 a4 14. Nf1 dxe4 15. dxe4
Nc5 16. Ne3 Ne6 17. Nc4 Qc7 18. Nxd6 Qxd6 19. Nf5 Qc7 20. Be3 f6 21. Rad1 Bf7
22. Rd2 Nxf5 23. exf5 Nf4 24. Bxf4 exf4 25. c4 a3 26. b3 Rfe8 27. Rxe8+ Rxe8 28.
Bf3 Qe5 29. Kg2 Qc5 30. Qd1 g5 31. fxg6 hxg6 32. Rd8 Qe5 33. Rxe8+ Bxe8 34. Qd8
Kg7 35. Qa8 Qe7 36. c5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.8"]
[White "Kovchan, Alexander"]
[Black "Von Meijenfeldt, Bart"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[WhiteElo "2562"]
[BlackElo "2207"]
[ECO "B92"]
[Opening "Sicilian"]
[Variation "Najdorf, Opovcensky variation"]
[WhiteFideId "14103052"]
[BlackFideId "1032259"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O
O-O 9. Be3 Be6 10. Qd2 Nbd7 11. a4 Nb6 12. a5 Nc4 13. Bxc4 Bxc4 14. Rfd1 d5 15.
Bb6 Qd7 16. Nxd5 Nxe4 17. Nf6+ Nxf6 18. Qxd7 Nxd7 19. Rxd7 Bb4 20. Rxb7 Rfc8 21.
Bc7 Bc3 22. bxc3 Bd5 23. Rb6 Rxc7 24. Rd1 Bc4 25. Re1 f6 26. f4 exf4 27. Nd4 Bf7
28. Nc6 Bg6 29. Re7 Rxe7 30. Nxe7+ Kf7 31. Nd5 Bxc2 32. Rb7+ Kg6 33. Nxf4+ Kh6
34. Rc7 Be4 35. Ne6 Re8 36. Nc5 Bd5 37. Kf2 Bc4 38. Nb7 Bd3 39. Nd6 Re6 40. Rd7
Kg6 41. g4 Bb5 42. Nxb5 axb5 43. Rd5 Rc6 44. Rxb5 Rxc3 45. Rh5 Ra3 46. Ke2 Kf7
47. h4 Rg3 48. g5 Kg6 49. gxf6 gxf6 50. Rd5 h5 51. Rd3 Rg2+ 52. Kf3 Ra2 53. Rd5
Ra3+ 54. Kg2 Ra4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.9"]
[White "Dijkhuis, Tycho"]
[Black "Novikov, Stanislav"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2202"]
[BlackElo "2556"]
[ECO "B06"]
[Opening "Robatsch defence"]
[Variation "two knights, Suttles variation"]
[WhiteFideId "1036564"]
[BlackFideId "4125371"]
[EventDate "2013.12.21"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. h3 b5 6. Bg5 Qc7 7. Qd2 Nd7 8. O-O-O
Bb7 9. Bd3 a6 10. Rhe1 e5 11. dxe5 dxe5 12. Be2 Nc5 13. Be3 Ne6 14. Qd6 Qxd6 15.
Rxd6 Rd8 16. Rxd8+ Kxd8 17. Ng5 Nxg5 18. Bxg5+ Kc7 19. Rd1 Bh6 20. Bxh6 Nxh6 21.
Bf3 f6 22. Ne2 Nf7 23. g3 Nd6 24. Bg2 b4 25. b3 c5 26. f3 f5 27. Rf1 Rf8 28.
exf5 Nxf5 29. Rf2 Ne3 30. Bh1 Rd8 31. Rh2 Rd1+ 32. Kb2 Rd2 33. Rf2 Rxc2+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.10"]
[White "Zakhartsov, Viacheslav V."]
[Black "Balje, Jan"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2555"]
[BlackElo "2198"]
[ECO "D17"]
[Opening "QGD Slav"]
[Variation "Carlsbad variation"]
[WhiteFideId "4115333"]
[BlackFideId "1004085"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7 8. g3
e5 9. dxe5 Nxe5 10. Bf4 Nfd7 11. Bg2 g5 12. Ne3 gxf4 13. Nxf5 O-O-O 14. Qc2 Ng6
15. O-O-O Kb8 16. Ne4 h5 17. Kb1 h4 18. g4 h3 19. Bf3 Nde5 20. Rxd8+ Qxd8 21.
Rd1 Qc7 22. Nf6 Be7 23. Nxe7 Qxe7 24. g5 Rd8 25. Be4 Rxd1+ 26. Qxd1 Kc7 27. Qd4
Qe6 28. Qxa7 Qc4 29. Qa5+ Kb8 30. Bxg6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.11"]
[White "Brookes, Christopher"]
[Black "Bok, Benjamin"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2182"]
[BlackElo "2540"]
[ECO "C70"]
[Opening "Ruy Lopez"]
[Variation "Cozio defence deferred"]
[WhiteFideId "4669355"]
[BlackFideId "1017063"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. O-O g6 6. d4 exd4 7. Nxd4 Bg7 8. c3
O-O 9. Be3 d6 10. Nd2 f5 11. exf5 Nxd4 12. Bxd4 Bxd4 13. cxd4 Bxf5 14. Qb3+ Kg7
15. Qxb7 Rb8 16. Qxa6 Rxb2 17. Qa5 Qa8 18. Qxc7 Rb7 19. Qxd6 Qxa4 20. Rfe1 Qd7
21. Qe5+ Rf6 22. Nb3 Nc6 23. Nc5 Nxe5 24. dxe5 Rfb6 25. Nxd7 Rxd7 26. Re2 Ra6
27. h3 Be6 28. f3 Rda7 29. Kf2 Rxa2 30. Raxa2 Rxa2 31. Rxa2 Bxa2 32. Ke3 Kf7 33.
Kf4 h6 34. Ke4 Ke6 35. g3 Bd5+ 36. Kf4 Bc6 37. h4 Bb7 38. Kg4 Kxe5 39. f4+ Kf6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.12"]
[White "Pruijssers, Roeland"]
[Black "Schoehuijs, Erik"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2539"]
[BlackElo "2180"]
[ECO "C53"]
[Opening "Giuoco Piano"]
[WhiteFideId "1013068"]
[BlackFideId "1004425"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a6 6. Bb3 Ba7 7. Nbd2 O-O 8. h3
h6 9. Nf1 d5 10. Qe2 Be6 11. Ng3 Qd6 12. Bc2 dxe4 13. dxe4 b5 14. Nh2 b4 15. O-O
bxc3 16. bxc3 Qc5 17. Qf3 Nh7 18. Nh5 Ne7 19. Bb3 Qc6 20. Ng4 Ng6 21. Re1 Ng5
22. Nxh6+ Kh7 23. Bxg5 gxh6 24. Bc1 f5 25. exf5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.13"]
[White "Lopez, Jasel"]
[Black "Greenfeld, Alon"]
[Result "0-1"]
[WhiteTitle "CM"]
[BlackTitle "GM"]
[WhiteElo "2179"]
[BlackElo "2531"]
[ECO "D97"]
[Opening "Gruenfeld"]
[Variation "Russian variation with e4"]
[WhiteFideId "15900045"]
[BlackFideId "2800039"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Be6 8. d5
Bc8 9. Bf4 c6 10. O-O-O Qa5 11. Nd4 b5 12. Nb3 Qxa2 13. Nxa2 bxc4 14. Bxc4 Nxe4
15. Rhe1 Nd6 16. Bd3 cxd5 17. Rxe7 Nc4 18. Bxc4 dxc4 19. Na5 Na6 20. Bd6 Bf5 21.
Nc6 Rfc8 22. Rxa7 Rxa7 23. Nxa7 Bh6+ 24. f4 Nc5 25. Rd5 Rd8 26. Nc6 Rxd6 27.
Ne7+ Kf8 28. Rxd6 Bxf4+ 29. Rd2 Kxe7 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.14"]
[White "Stukopin, Andrey"]
[Black "Ypma, Peter"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2509"]
[BlackElo "2179"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "24107131"]
[BlackFideId "1027255"]
[EventDate "2013.12.21"]

1. Nf3 e6 2. g3 c5 3. Bg2 Nc6 4. c4 Nf6 5. O-O d5 6. d4 dxc4 7. Qa4 cxd4 8. Ne5
Bd7 9. Nxc6 Qb6 10. e3 Bc5 11. b4 cxb3 12. exd4 b2 13. dxc5 bxa1=Q 14. cxb6 Qxb1
15. Be3 Qd3 16. Rd1 Qxd1+ 17. Qxd1 Bxc6 18. Bxc6+ bxc6 19. b7 Rd8 20. Qxd8+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.15"]
[White "Offringa, Joost"]
[Black "Klein, David"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2178"]
[BlackElo "2491"]
[ECO "C03"]
[Opening "French"]
[Variation "Tarrasch"]
[WhiteFideId "1025880"]
[BlackFideId "1003623"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nd2 h6 4. g3 Nf6 5. Bg2 c5 6. dxc5 Bxc5 7. exd5 exd5 8. Nb3
Bb6 9. Qe2+ Be6 10. Be3 O-O 11. Nf3 Re8 12. O-O Nc6 13. Bxb6 Qxb6 14. c3 Bf5 15.
Qd2 Rad8 16. Rad1 Bg4 17. h3 Ne4 18. Qf4 Bh5 19. g4 Bg6 20. g5 hxg5 21. Nxg5
Nxg5 22. Qxg5 Ne5 23. Rxd5 Rxd5 24. Bxd5 Nd3 25. c4 Re5 26. Qg3 Qf6 27. f4 Rf5
28. Bxf7+ Qxf7 29. Qxd3 Kh7 30. Qd4 Rh5 31. Nd2 Bf5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.16"]
[White "Burg, Twan"]
[Black "Maris, Ivo"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2490"]
[BlackElo "2161"]
[ECO "B29"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rubinstein variation"]
[WhiteFideId "1010697"]
[BlackFideId "1028146"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. exd5 Nxd5 6. dxc5 Nxc3 7. Qxd8+ Kxd8
8. bxc3 f6 9. Nd4 Bd7 10. Be3 e5 11. Nb5 Ne7 12. Nd6 Kc7 13. Bc4 Bc6 14. O-O-O
a6 15. Nf7 Rg8 16. Nd6 Rh8 17. f3 h5 18. Rd2 h4 19. h3 g6 20. Rhd1 Bg7 21. Be6
g5 22. Nf7 Rhf8 23. Rd7+ Bxd7 24. Rxd7+ Kc6 25. Rxe7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.17"]
[White "Beerdsen, Thomas"]
[Black "Azaladze, Shota"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2154"]
[BlackElo "2482"]
[ECO "B06"]
[Opening "Robatsch defence"]
[WhiteFideId "1030108"]
[BlackFideId "13603027"]
[EventDate "2013.12.21"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Be3 Qb6 5. a3 Nf6 6. f3 d5 7. e5 Ng8 8. f4 Nh6
9. h3 f6 10. Nf3 O-O 11. Bd3 Bf5 12. O-O Bxd3 13. Qxd3 Qa6 14. Qd2 Nd7 15. g4
Nb6 16. b3 Nf7 17. Rae1 fxe5 18. fxe5 e6 19. a4 Nd7 20. Bg5 Nxg5 21. Qxg5 Qa5
22. Qe3 Qb4 23. Ne2 Qe7 24. Kg2 c5 25. c3 Rac8 26. Qg5 Rf7 27. Qxe7 Rxe7 28. Rc1
Ree8 29. Rfd1 a5 30. c4 cxd4 31. cxd5 Rxc1 32. Nxc1 Nxe5 33. Nxe5 Bxe5 34. Re1
Bf4 35. Nd3 Be3 36. dxe6 Rxe6 37. Kf3 Kf7 38. Re2 Ke7 39. Rc2 Kd6 40. Nc5 Rf6+
41. Ke4 b6 42. Nd3 Re6+ 43. Kf3 Kd5 44. Rc7 Rf6+ 45. Ke2 h6 46. Rd7+ Rd6 47.
Rxd6+ Kxd6 48. Kf3 Kd5 49. Ne1 Bd2 50. Nd3 Bg5 51. h4 Bxh4 52. Nf4+ Kc5 53. Nd3+
Kd6 54. Ke4 Bf6 55. Nf4 Bg7 56. Kf3 h5 57. gxh5 gxh5 58. Nxh5 Be5 59. Ke4 Ke6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.18"]
[White "Svane, Rasmus"]
[Black "Vereggen, Lars"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2472"]
[BlackElo "2147"]
[ECO "E32"]
[Opening "Nimzo-Indian"]
[Variation "classical variation"]
[WhiteFideId "4657101"]
[BlackFideId "1029258"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 b6 6. e4 d6 7. e5 Nfd7 8. Qe4 c6
9. Bg5 d5 10. cxd5 cxd5 11. Qc2 f6 12. exf6 gxf6 13. Bh6 Rf7 14. Bd3 Ba6 15. O-O
Bxd3 16. Qxd3 Bf8 17. Bf4 Bg7 18. Bd6 Bf8 19. Bg3 Bg7 20. Nb5 Nf8 21. Rac1 a6
22. Nd6 Rc7 23. Qb3 Rxc1 24. Rxc1 Nbd7 25. Rc6 Ng6 26. h4 b5 27. h5 Ngf8 28. Qa3
b4 29. Qxb4 Rb8 30. Nb7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.19"]
[White "Chernukhin, Alexander"]
[Black "Danielian, Elina"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2145"]
[BlackElo "2462"]
[ECO "D10"]
[Opening "QGD Slav defence"]
[WhiteFideId "24177199"]
[BlackFideId "13300210"]
[EventDate "2013.12.21"]

1. c4 c6 2. d4 d5 3. Nc3 dxc4 4. a4 e5 5. e3 exd4 6. exd4 Be6 7. Nf3 Nf6 8. Ne5
Bb4 9. Bxc4 Bxc4 10. Nxc4 Qe7+ 11. Ne3 O-O 12. O-O Rd8 13. Qf3 Bxc3 14. bxc3 Qe4
15. Qg3 Nbd7 16. Bb2 Nh5 17. Qg4 Qxg4 18. Nxg4 Nf4 19. g3 Nd5 20. c4 Nb4 21. a5
b5 22. Bc3 Na6 23. d5 b4 24. Bd4 cxd5 25. cxd5 Ndc5 26. Bxc5 Nxc5 27. Ne3 Rab8
28. Rab1 g6 29. Rfd1 b3 30. Nc4 f6 31. a6 Rb5 32. d6 Nxa6 33. Ra1 Rb4 34. Rxa6
Rxc4 35. Rb1 Rb4 36. Ra3 Rxd6 37. Rbxb3 Rxb3 38. Rxb3 Rd7 39. Ra3 Kf7 40. Ra6 f5
41. h4 Ke8 42. Kg2 Kd8 43. Kf3 Kc8 44. Ra1 Kb8 45. Rb1+ Rb7 46. Ra1 Rb5 47. Ra2
a5 48. Kf4 h6 49. Ke3 Kb7 50. Kd3 Kb6 51. Kc4 f4 52. Re2 Rb4+ 53. Kc3 fxg3 54.
fxg3 Rg4 55. Re3 h5 56. Kb3 a4+ 57. Kb2 Kc5 58. Kc2 Kd5 59. Kd2 Rb4 60. Ra3 Ke5
61. Ke2 Kf5 62. Kf2 Kg4 63. Kg2 Rb2+ 64. Kg1 Rb3 65. Rxa4+ Kxg3 66. Kf1 Rf3+ 67.
Kg1 Rf4 68. Ra6 Rg4 69. Ra3+ Kxh4+ 70. Kh2 Rb4 71. Rc3 Rb2+ 72. Kg1 g5 73. Ra3
g4 74. Rc3 g3 75. Rd3 Kh3 76. Rd1 h4 77. Rc1 Rg2+ 78. Kh1 Rf2 79. Kg1 Rg2+ 80.
Kh1 Re2 81. Kg1 Kg4 82. Rc4+ Kf3 83. Rc3+ Re3 84. Rc1 h3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.20"]
[White "Cernousek, Lukas"]
[Black "Lee, Kai Jie Edward"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2455"]
[BlackElo "2145"]
[ECO "E00"]
[Opening "Catalan opening"]
[WhiteFideId "311707"]
[BlackFideId "5802920"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2
Nbd7 9. Rd1 b6 10. b3 Bb7 11. Nc3 Rc8 12. e4 dxe4 13. Nxe4 c5 14. Nxf6+ Nxf6 15.
dxc5 Be4 16. Qb2 bxc5 17. Bc3 Qb6 18. Ne5 Bxg2 19. Kxg2 Ne4 20. Rd7 Bd6 21. Rd1
f6 22. f3 fxe5 23. fxe4 Qc6 24. R7xd6 Qxe4+ 25. Kg1 Qe3+ 26. Kg2 Qe4+ 27. Kg1 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.21"]
[White "Go, Benjamin"]
[Black "Donchenko, Alexander"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2140"]
[BlackElo "2455"]
[ECO "B15"]
[Opening "Caro-Kann"]
[Variation "Rasa-Studier gambit"]
[WhiteFideId "1014560"]
[BlackFideId "24603295"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. f3 exf3 5. Nxf3 Bf5 6. Bc4 e6 7. O-O Nf6 8. Ng5
Bg6 9. Ne2 c5 10. c3 h6 11. Nxe6 fxe6 12. Nf4 Bf7 13. Bxe6 Bxe6 14. Nxe6 Qb6 15.
Qe2 Kd7 16. Re1 Na6 17. Nxf8+ Raxf8 18. dxc5 Qc6 19. b4 Nc7 20. Be3 Kc8 21. a4
Qe4 22. Qd2 Ncd5 23. Bd4 Qf4 24. Qd3 Re8 25. c6 bxc6 26. Qa6+ Kd7 27. b5 Qc7 28.
Red1 Ke7 29. bxc6 Kf7 30. Qc4 Re6 31. Rab1 Qxc6 32. Qxc6 Rxc6 33. Rb7+ Rc7 34.
Rxc7+ Nxc7 35. Bxa7 Ra8 36. Bb6 Ncd5 37. a5 Nxb6 38. axb6 Rb8 39. Rb1 Nd5 40. c4
Rxb6 41. Rf1+ Nf6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.22"]
[White "Javakhadze, Zurab"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2451"]
[BlackElo "2139"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "13603647"]
[BlackFideId "1035967"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 7. Rb1 e5 8. d3
Re8 9. Bg5 h6 10. Bxf6 Bxf6 11. b4 a6 12. a4 a5 13. b5 Nb4 14. Ne1 c5 15. bxc6
bxc6 16. Nc2 Nxc2 17. Bxc6 Bh3 18. Qxc2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.23"]
[White "Dehn, Marcus"]
[Black "Garcia Palermo, Carlos"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2135"]
[BlackElo "2450"]
[ECO "A46"]
[Opening "Queen's pawn game"]
[WhiteFideId "4667093"]
[BlackFideId "110124"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bxd6 Qxd6 6. c3 Nbd7 7. Nbd2 b6 8.
Bd3 Bb7 9. O-O O-O 10. Qb1 e5 11. dxe5 Nxe5 12. Nxe5 Qxe5 13. Nf3 Qe7 14. a4 a5
15. Ng5 g6 16. Be2 Rfd8 17. Qc2 Rd6 18. Nf3 c5 19. Rfd1 Rad8 20. Ne1 d4 21. cxd4
cxd4 22. Rxd4 Rxd4 23. exd4 Rxd4 24. Bf3 Be4 25. Qc1 Kg7 26. h3 h5 27. Qc3 Qb4
28. Bxe4 Nxe4 29. Qxb4 Rxb4 30. Nd3 Rd4 31. Ra3 h4 32. Kh2 Nf6 33. Kg1 Nd5 34.
Kf1 Kf6 35. Ke2 Kf5 36. Ra1 Nf4+ 37. Nxf4 Re4+ 38. Kd3 Rxf4 39. Ke3 Rb4 40. Ra2
g5 41. Kd3 g4 42. Ra3 gxh3 43. gxh3 Rxb2 44. Ke3 Rb4 45. Kf3 f6 46. Ke3 Ke5 47.
Kd3 Kf4 48. Ke2 Re4+ 49. Kd2 f5 50. Kd1 Ke5 51. Rb3 Rd4+ 52. Kc2 Rxa4 53. Rxb6
Ra2+ 54. Kd3 Kf4 55. Rh6 Ra3+ 56. Ke2 Rxh3 57. Kf1 Kg5 58. Ra6 Ra3 59. Kg2 h3+
60. Kh2 Kf4 61. Rg6 Ra2 62. Kxh3 Rxf2 63. Rc6 Ra2 64. Rc4+ Kg5 65. Rc3 a4 66.
Kg3 a3 67. Kf3 Ra1 68. Kg2 a2 69. Ra3 f4 70. Ra8 f3+ 71. Kh2 f2 72. Rg8+ Kh6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.24"]
[White "Lobzhanidze, Davit"]
[Black "Theulings, Paul-Peter"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "CM"]
[WhiteElo "2445"]
[BlackElo "2130"]
[ECO "B03"]
[Opening "Alekhine's defence"]
[Variation "exchange variation"]
[WhiteFideId "13600796"]
[BlackFideId "1002899"]
[EventDate "2013.12.21"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nc3 Be7 7. Bd3 Nc6 8.
Nge2 O-O 9. O-O Re8 10. b3 a5 11. Be3 Nb4 12. Bb1 a4 13. a3 axb3 14. Qxb3 Nc6
15. c5 Nd7 16. Ba2 Rf8 17. cxd6 Bxd6 18. Nb5 Nf6 19. d5 Ne5 20. Nxd6 Qxd6 21.
Bf4 Nh5 22. Bxe5 Qxe5 23. Rfe1 Re8 24. Qb4 Qd6 25. Qh4 Nf6 26. Nc3 Bd7 27. a4
Re5 28. Rxe5 Qxe5 29. Qg3 Re8 30. Qxe5 Rxe5 31. f3 Re3 32. Rc1 Rd3 33. Bc4 Rd2
34. Bb5 Bf5 35. Bf1 h5 36. Nb5 Nxd5 37. Nxc7 Ne3 38. Nb5 Bc2 39. Nc3 b6 40. Be2
Nf5 41. Kf2 Nd4 42. Ke3 Nb3 43. Re1 Rd7 44. Bb5 Re7+ 45. Kf2 Rxe1 46. Kxe1 Nc5
47. Kd2 Bb3 48. Ke3 f6 49. Kd4 Kf7 50. Bc4+ Ne6+ 51. Kd3 Bxc4+ 52. Kxc4 Nc7 53.
Nd5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.25"]
[White "Van Foreest, Lucas"]
[Black "Kohlweyer, Bernd"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2120"]
[BlackElo "2431"]
[ECO "D37"]
[Opening "QGD"]
[Variation "4.Nf3"]
[WhiteFideId "1039792"]
[BlackFideId "4600622"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3 a6 6. a4 b6 7. Bxc4 Bb7 8. O-O
Bb4 9. Bd2 Qe7 10. Na2 Bd6 11. a5 O-O 12. axb6 cxb6 13. Nc3 Nbd7 14. Qe2 b5 15.
Bd3 e5 16. dxe5 Nxe5 17. Nxe5 Qxe5 18. f4 Qe7 19. Rae1 Rfe8 20. h3 b4 21. Na4
Ne4 22. Kh2 Qh4 23. Bxe4 Rxe4 24. Nb6 Rae8 25. g3 Qd8 26. Nc4 Bf8 27. Ne5 f6 28.
Nd3 Rd4 29. exd4 Rxe2+ 30. Rxe2 Qxd4 31. Nc1 Qxb2 32. Be3 Qc3 33. Rd1 h5 34. Rd3
Qc6 35. Rd1 a5 36. Nb3 a4 37. Nd4 Qd5 38. Red2 b3 39. f5 a3 40. Ne6 Qf3 41. Bf4
Bb4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.26"]
[White "Goudriaan, Etienne"]
[Black "Markus, John Raymond"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2429"]
[BlackElo "2118"]
[ECO "D10"]
[Opening "QGD Slav defence"]
[WhiteFideId "1021150"]
[BlackFideId "1001213"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. e3 b5 5. a4 b4 6. Ne4 Qd5 7. Ng3 Nf6 8. Be2 Ba6
9. e4 Qa5 10. Nf3 e6 11. O-O Nbd7 12. Bg5 h6 13. Bxf6 gxf6 14. Qc1 Nb6 15. Nd2
O-O-O 16. Bxc4 Nxc4 17. Nxc4 Qc7 18. Rd1 h5 19. h4 Kb8 20. e5 fxe5 21. Nxe5 Bb7
22. Qg5 Be7 23. Qe3 Bd6 24. a5 c5 25. a6 Bd5 26. Rac1 Bxe5 27. dxe5 c4 28. b3 c3
29. Rd4 Qb6 30. Qf4 Qxa6 31. Rxb4+ Ka8 32. Rxc3 Rc8 33. Rxc8+ Rxc8 34. Kh2 Qc6
35. Qxf7 Qc3 36. Ra4 Rc7 37. Qf8+ Rc8 38. Qe7 Rc7 39. Qd8+ Rc8 40. Qe7 Rc7 41.
Qe8+ Rc8 42. Qf7 Rc7 43. Qxh5 Qxb3 44. Qe8+ Kb7 45. Rf4 Bc6 46. Qd8 a5 47. h5
Qc3 48. Qd4 Qxd4 49. Rxd4 Kb6 50. h6 Rh7 51. Rh4 a4 52. Ne2 a3 53. Nc3 Kc5 54.
Kg3 Kb6 55. Kf4 Bxg2 56. Kg5 Bf1 57. Ra4 Bd3 58. Rxa3 Kc5 59. Na4+ Kd4 60. Rxd3+
Kxd3 61. Kg6 Rc7 62. h7 Rxh7 63. Kxh7 Ke4 64. Kg6 Kxe5 65. Kg5 Ke4 66. Kg4 e5
67. Nb2 Kd4 68. Kf3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.27"]
[White "Sparenberg, Erik"]
[Black "Bellia, Fabrizio"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2112"]
[BlackElo "2424"]
[ECO "B19"]
[Opening "Caro-Kann"]
[Variation "classical, Spassky variation"]
[WhiteFideId "1013262"]
[BlackFideId "800511"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Qc7 12. O-O-O Ngf6 13. Kb1 O-O-O 14. Ne4
Nxe4 15. Qxe4 Nf6 16. Qe2 Bd6 17. c4 c5 18. Bc3 Rhe8 19. dxc5 Bxc5 20. Ne5 Rxd1+
21. Rxd1 Rd8 22. Rc1 Bd4 23. f4 Bxc3 24. Rxc3 Rd4 25. Qe3 Re4 26. Qxa7 Rxf4 27.
Qa8+ Qb8 28. Qa5 Qc7 29. Qa8+ Qb8 30. Qa5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.28"]
[White "Willemze, Thomas"]
[Black "Khelaia, Giorgi"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2421"]
[BlackElo "2110"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "1007238"]
[BlackFideId "13604600"]
[EventDate "2013.12.21"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Qd2 b5 6. f3 Nd7 7. h4 h5 8. Nh3 Nb6
9. Ng5 Nf6 10. b3 O-O 11. Bd3 a6 12. Rd1 Qc7 13. O-O e6 14. Ne2 c5 15. c3 c4 16.
Bb1 Bd7 17. b4 a5 18. a3 axb4 19. axb4 Ra3 20. Bf4 Rfa8 21. e5 dxe5 22. Bxe5 Qa7
23. Bxf6 Bxf6 24. Ne4 Bg7 25. Nf4 Na4 26. Kh1 f5 27. Nxg6 fxe4 28. Ne7+ Kh8 29.
Bxe4 Nxc3 30. Qg5 Be8 31. Rde1 Nxe4 32. fxe4 Rg3 33. Qxg3 Qxe7 34. d5 Rd8 35.
dxe6 Qxe6 36. e5 Rd5 37. Rf6 Qg4 38. Qxg4 hxg4 39. Rd6 Rd3 40. Rd1 Bxe5 41.
R1xd3 cxd3 42. Rd8 d2 43. Rxe8+ Kg7 44. Rd8 Bc3 45. Kg1 Bxb4 46. g3 Bc3 47. Kf2
b4 48. Ke2 b3 49. Rxd2 Be5 50. Rd7+ Kf6 51. Kf2 b2 52. Rb7 Kf5 53. Rb4 Bd4+ 54.
Ke2 Be5 55. Rb5 Ke4 56. h5 Bxg3 57. Rxb2 Kf5 58. Rb6 Bf4 59. h6 Kg5 60. h7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.29"]
[White "Zojer, Stefan"]
[Black "Arslanov, Shamil"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2089"]
[BlackElo "2403"]
[ECO "C05"]
[Opening "French"]
[Variation "Tarrasch, closed variation"]
[WhiteFideId "1616455"]
[BlackFideId "4192826"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 g6 8. h4 Qb6
9. h5 g5 10. Nxg5 cxd4 11. cxd4 Nxd4 12. Ndf3 Nc6 13. Nxh7 Be7 14. Qe2 Qb4+ 15.
Kf1 Qg4 16. h6 Ndxe5 17. Bg5 Bxg5 18. Nhxg5 Qf4 19. g3 Qf6 20. Nh7 Qxf3 21. Qxf3
Nxf3 22. Kg2 Nce5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.30"]
[White "Simonian, Tigran"]
[Black "Vos, Tjark"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2401"]
[BlackElo "2085"]
[ECO "E12"]
[Opening "Queen's Indian"]
[Variation "4.Nc3"]
[WhiteFideId "13303597"]
[BlackFideId "1020870"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. Nd2 h6 7. Bh4 O-O 8. e4 g5
9. Bg3 Nxe4 10. Ndxe4 Bxe4 11. h4 Bxc3+ 12. bxc3 Bg6 13. hxg5 hxg5 14. Qf3 Nc6
15. Bxc7 Qe7 16. Bd6 Qd8 17. Bxf8 Qxf8 18. Qf6 Qg7 19. Qxg5 Rc8 20. Be2 Na5 21.
Rh3 Bf5 22. Qxg7+ Kxg7 23. Rg3+ Kf6 24. Kd2 Nxc4+ 25. Bxc4 Rxc4 26. Rg8 Be4 27.
f3 Bd5 28. a4 Ke7 29. a5 b5 30. Rb1 a6 31. Rb4 Rc6 32. Rb8 Kd6 33. Rb7 Ke7 34.
Ra7 Rd6 35. Rb1 Bc4 36. Rb7 e5 37. Re1 Kd8 38. Rb6 Rxb6 39. axb6 exd4 40. Re8+
Kxe8 41. b7 d3 42. b8=Q+ Ke7 43. Qe5+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.31"]
[White "Sandvik, Thomas"]
[Black "Hendriks, Willy"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2083"]
[BlackElo "2396"]
[ECO "B09"]
[Opening "Pirc"]
[Variation "Austrian attack, 6.Bd3"]
[WhiteFideId "503231"]
[BlackFideId "1000713"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Na6 7. O-O c5 8. d5 Bg4
9. h3 Bxf3 10. Qxf3 Nb4 11. a3 Nxd3 12. Qxd3 Rc8 13. Be3 Nd7 14. Rab1 a6 15. Ne2
b5 16. c4 Qa5 17. cxb5 axb5 18. Bd2 Qb6 19. Kh2 c4 20. Qe3 Qxe3 21. Bxe3 Nc5 22.
Bxc5 Rxc5 23. f5 Rb8 24. Rf3 b4 25. fxg6 hxg6 26. axb4 Rxb4 27. Nc3 Rc8 28. Na2
Rxb2 29. Rxb2 Bxb2 30. Nc3 Rb8 31. Nd1 Be5+ 32. g3 Rb1 33. Ne3 Rb2+ 34. Kh1 c3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.32"]
[White "Chytilek, Roman"]
[Black "Henseler, Jorgen"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2374"]
[BlackElo "2073"]
[ECO "E60"]
[Opening "King's Indian, 3.Nf3"]
[WhiteFideId "304980"]
[BlackFideId "1023233"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. h3 e5 7. d5 Nh5 8. Nh2 Nf4
9. g3 Nxh3 10. Nf3 g5 11. Rxh3 g4 12. Rh5 gxf3 13. Qxf3 Qf6 14. Qxf6 Bxf6 15.
Be2 Bg7 16. g4 a5 17. Be3 f6 18. c5 Rf7 19. cxd6 cxd6 20. Kd2 Bf8 21. Rg1 Nd7
22. f3 Be7 23. Nb5 Nf8 24. Nc7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.33"]
[White "Gutkind, Kedem"]
[Black "Peng, Zhaoqin"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2066"]
[BlackElo "2369"]
[ECO "B07"]
[Opening "Pirc defence"]
[WhiteFideId "1046519"]
[BlackFideId "1004786"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. O-O-O+ Nd7
8. Nf3 h6 9. Bh4 Bd6 10. Bb5 g5 11. Bg3 Ke7 12. Bxd7 Nxd7 13. Nb5 a6 14. Nxd6
cxd6 15. Nd2 Rac8 16. Kb1 f5 17. f3 Nf6 18. Rhe1 Rc6 19. c3 a5 20. Ka1 a4 21. a3
f4 22. Bf2 b5 23. g3 Kf7 24. gxf4 gxf4 25. Rg1 Rg8 26. Rxg8 Kxg8 27. Nb1 Kf7 28.
Bh4 Nd7 29. Bf2 Bb3 30. Rg1 Rc8 31. Nd2 Be6 32. Kb1 d5 33. exd5 Bxd5 34. Kc2 Be6
35. Kc1 Bf5 36. Kd1 Bd3 37. Ba7 Nf8 38. Ne4 Bxe4 39. fxe4 Ne6 40. h4 Rc4 41. Re1
Nd8 42. Kd2 Nc6 43. Bb6 Ne7 44. Kd3 Ng8 45. Bd8 Rc8 46. Bb6 Nf6 47. Re2 Rg8 48.
Bc7 Ke6 49. Kc2 Rg4 50. Bd8 Rxh4 51. Bxf6 Kxf6 52. c4 bxc4 53. Kc3 Kg5 54. Kxc4
f3 55. Rf2 Rxe4+ 56. Kd5 Kf4 57. Rh2 Re2 58. Rxh6 Rd2+ 59. Kc4 e4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.34"]
[White "Hoeksema, Hendrik Pieter"]
[Black "Stavast, Dick"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2369"]
[BlackElo "2066"]
[ECO "A41"]
[Opening "Queen's Pawn"]
[WhiteFideId "1000454"]
[BlackFideId "1014005"]
[EventDate "2013.12.21"]

1. d4 d6 2. e4 Nf6 3. f3 e5 4. d5 Be7 5. Be3 Nh5 6. Qd2 h6 7. Ne2 Bg5 8. c4 Na6
9. g3 O-O 10. Nbc3 Bxe3 11. Qxe3 Qg5 12. Kd2 Bd7 13. h4 Qxe3+ 14. Kxe3 g6 15. g4
Ng7 16. Ng3 f5 17. gxf5 gxf5 18. exf5 Nxf5+ 19. Nxf5 Bxf5 20. Bh3 Nb4 21. Rag1+
Kh7 22. Nb5 Bxh3 23. Rxh3 Rf7 24. a3 a6 25. Nxd6 Nxd5+ 26. cxd5 cxd6 27. Rhg3
Rc8 28. Rg6 Rc4 29. Rxd6 Rxh4 30. Rgg6 Rh3 31. Rgf6 Rg7 32. Rde6 Rh1 33. d6 h5
34. Rh6+ Kg8 35. Re8+ Kf7 36. d7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.35"]
[White "De Groot, Hendrik"]
[Black "Berkovich, Mark A"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2063"]
[BlackElo "2366"]
[ECO "B31"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rossolimo attack (with ...g6, without ...d6)"]
[WhiteFideId "1037021"]
[BlackFideId "2801639"]
[EventDate "2013.12.21"]

1. Nf3 c5 2. e4 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. d3 Bg7 6. O-O d6 7. Re1 e5 8. Na3
Ne7 9. Nc4 O-O 10. a4 f5 11. c3 Kh8 12. b4 cxb4 13. cxb4 Be6 14. Qc2 Qc7 15. Bb2
h6 16. Rac1 Rac8 17. Qd2 g5 18. exf5 Nxf5 19. Ncxe5 dxe5 20. Nxe5 Bd5 21. Ng6+
Kh7 22. Nxf8+ Rxf8 23. Bxg7 Qxg7 24. Qc3 Qf7 25. Qc5 Kg6 26. Re5 Nh4 27. f3
Nxf3+ 28. gxf3 Qxf3 29. Rxd5 Qg4+ 30. Kh1 Qf3+ 31. Kg1 cxd5 32. Qd6+ Rf6 33. Qg3
Qe2 34. b5 Qd2 35. Rf1 Rxf1+ 36. Kxf1 Qd1+ 37. Kg2 Qxa4 38. Qd6+ Kh5 39. Qxd5
Qg4+ 40. Kf2 Qh4+ 41. Kg2 Qg4+ 42. Kf2 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.36"]
[White "Pijpers, Arthur"]
[Black "Mager, Denis"]
[Result "1-0"]
[WhiteElo "2366"]
[BlackElo "2060"]
[ECO "B63"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer, Rauzer attack"]
[WhiteFideId "1019554"]
[BlackFideId "24691127"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 e6 7. Qd2 Qb6 8.
O-O-O Nxd4 9. Qxd4 Qxd4 10. Rxd4 a6 11. f3 Bd7 12. Na4 Bc6 13. Nb6 Rd8 14. e5
dxe5 15. Rxd8+ Kxd8 16. Nc4 e4 17. Ne5 Be8 18. Be2 Be7 19. Rd1+ Nd5 20. Bxe7+
Kxe7 21. fxe4 Nf4 22. Bf1 f6 23. Nc4 e5 24. Nd6 Bc6 25. Nf5+ Kf7 26. Bc4+ Ne6
27. Rd6 Re8 28. Rxc6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.37"]
[White "Majhi, Ankit"]
[Black "Estremera Panos, Sergio"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2058"]
[BlackElo "2365"]
[ECO "C83"]
[Opening "Ruy Lopez"]
[Variation "open, Malkin variation"]
[WhiteFideId "1033735"]
[BlackFideId "2200864"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5
Be6 9. c3 Be7 10. Qe2 O-O 11. Nbd2 Bf5 12. Nd4 Nxd4 13. cxd4 c5 14. Nxe4 dxe4
15. dxc5 Bxc5 16. Rd1 Qb6 17. Bf4 Rae8 18. a4 Bd4 19. a5 Qa7 20. Rac1 Bxe5 21.
Be3 Qb8 22. Bc5 Bxh2+ 23. Kh1 Bf4 24. Bxf8 Bxc1 25. Bxg7 Kxg7 26. Rxc1 Qf4 27.
Rc6 e3 28. f3 Rc8 29. Rxc8 Bxc8 30. g3 Qd4 31. Kg2 Bf5 32. f4 Kf8 33. g4 Bd3 34.
Qd1 Qxb2+ 35. Kh3 e2 36. Qxd3 e1=Q 37. Qd8+ Qe8 38. Qd6+ Qe7 39. Qh6+ Qg7 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.38"]
[White "Zakhartsov, Vladimir"]
[Black "Senders, Mischa"]
[Result "1-0"]
[WhiteElo "2358"]
[BlackElo "2058"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf"]
[WhiteFideId "4145097"]
[BlackFideId "1038370"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 Nbd7 8. Qd2
Qc7 9. g4 h6 10. h4 b5 11. Rg1 b4 12. Nce2 Ne5 13. Nf4 g6 14. g5 hxg5 15. hxg5
Nfd7 16. O-O-O Nc5 17. Kb1 Rb8 18. Be2 Na4 19. Nb3 Rh2 20. Rg2 Rh7 21. Bd4 Be7
22. Rgg1 a5 23. Rh1 Rxh1 24. Rxh1 Bd7 25. Rh8+ Bf8 26. Ng2 Bc6 27. Ne3 Bb5 28.
f4 Nd7 29. Ng4 Nc3+ 30. bxc3 bxc3 31. Bxc3 Bxe2 32. Bxa5 Qa7 33. Qxe2 Qxa5 34.
Nf6+ Ke7 35. Nxd7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.39"]
[White "Veltman, Anne"]
[Black "De Jong, Migchiel"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2052"]
[BlackElo "2347"]
[ECO "B21"]
[Opening "Sicilian"]
[Variation "Grand Prix attack"]
[WhiteFideId "1026917"]
[BlackFideId "1002848"]
[EventDate "2013.12.21"]

1. e4 c5 2. f4 d5 3. e5 Nc6 4. c3 Bf5 5. g4 Be4 6. Nf3 h5 7. g5 e6 8. d3 Bf5 9.
Nh4 Nge7 10. Be3 d4 11. Bf2 dxc3 12. bxc3 Qd5 13. Bg2 Qxd3 14. Qxd3 Bxd3 15.
Bxc5 O-O-O 16. Kf2 Nf5 17. Bxf8 Nxh4 18. Bxg7 Rhg8 19. Bxc6 Rxg7 20. Bf3 Nxf3
21. Kxf3 Bb5 22. Re1 Rd3+ 23. Kf2 Bc6 24. Re3 Rd1 25. Re1 Rd3 26. Re3 Rd1 27.
Re1 Rd5 28. Na3 Rc5 29. Re3 Rg8 30. Rd1 Rd8 31. Red3 Rxd3 32. Rxd3 Be4 33. Re3
Bf5 34. c4 a6 35. Rb3 Ra5 36. Ke3 Kc7 37. Kd4 Kc6 38. Rc3 Ra4 39. Nc2 b5 40. a3
a5 41. Ne3 Bg6 42. Rb3 b4 43. axb4 axb4 44. f5 exf5 45. Nd5 f4 46. e6 Ra1 47.
Nxf4 Re1 48. Re3 Rxe3 49. Kxe3 b3 50. exf7 Bxf7 51. Kd2 Bxc4 52. Kc3 Kd6 53.
Nxh5 Ke5 54. Nf6 Bf7 55. h4 Kf5 56. Nd7 Kg4 57. Ne5+ Kxh4 58. Nxf7 Kh5 59. Kxb3
Kg6 60. Ne5+ Kxg5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.40"]
[White "Minko, Vladimir"]
[Black "Stolwijk, Colin"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2327"]
[BlackElo "2041"]
[ECO "A50"]
[Opening "Queen's pawn game"]
[WhiteFideId "24146706"]
[BlackFideId "1033743"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. Qb3 a6 5. Nc3 dxc4 6. Qxc4 Bf5 7. g3 e6 8. Bg2
Nbd7 9. Qb3 Qb6 10. Qxb6 Nxb6 11. Ne5 Rd8 12. e4 Bg6 13. a3 c5 14. Nxg6 hxg6 15.
dxc5 Bxc5 16. Bg5 Nc4 17. Rb1 Bd4 18. Nd1 Rd6 19. e5 Bxe5 20. Bxb7 Rb6 21. Rc1
Rxb7 22. Rxc4 Ke7 23. O-O Rd8 24. Ra4 Rd6 25. b4 Rc7 26. Ra5 Rcd7 27. Rxe5 Rxd1
28. Ra5 Rxf1+ 29. Kxf1 Rd6 30. a4 Kd7 31. b5 axb5 32. axb5 Kc8 33. Bxf6 gxf6 34.
Ra7 Rd7 35. Rxd7 Kxd7 36. h4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.41"]
[White "Klapwijk, Bram"]
[Black "Van Foreest, Jorden"]
[Result "1-0"]
[WhiteElo "2039"]
[BlackElo "2326"]
[ECO "B48"]
[Opening "Sicilian"]
[Variation "Taimanov variation"]
[WhiteFideId "1009133"]
[BlackFideId "1039784"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Bd3 Nf6 8. O-O
Nxd4 9. Bxd4 Bc5 10. Be2 d6 11. Bf3 e5 12. Bxc5 Qxc5 13. Na4 Qc6 14. c4 O-O 15.
Rc1 Be6 16. Re1 Rfd8 17. b3 g6 18. Qd2 Qc7 19. Red1 Kg7 20. Qb4 a5 21. Qb6 Qe7
22. Rc3 Bd7 23. Nb2 Bc6 24. Qe3 Nd7 25. a3 Nc5 26. b4 axb4 27. axb4 Ne6 28. b5
Be8 29. Nd3 Nd4 30. Nb4 Bd7 31. Nd5 Qh4 32. Rxd4 exd4 33. Qxd4+ f6 34. Bd1 Rf8
35. Nb6 Rad8 36. Nxd7 Rxd7 37. c5 Re8 38. Bf3 Qf4 39. c6 bxc6 40. bxc6 Rc7 41.
Qd5 Qe5 42. Rc1 f5 43. Qxe5+ dxe5 44. Kf1 f4 45. Bg4 Kf6 46. Bd7 Rb8 47. Rc2 Rb4
48. f3 h5 49. Ke2 Ke7 50. Ra2 g5 51. Ra8 Rb2+ 52. Kf1 g4 53. fxg4 hxg4 54. Bxg4
Rxc6 55. Ra1 Rh6 56. Ra7+ Kd8 57. h3 Rc6 58. Rd7+ Ke8 59. Rd1 Rcc2 60. Bf3 Ke7
61. Kg1 Kf6 62. h4 Rd2 63. Ra1 Rd6 64. Rc1 Rdb6 65. Kh2 Rb1 66. Rc8 Rf1 67. Rf8+
Kg7 68. Ra8 Rfb1 69. Re8 Rh6 70. h5 Rb5 71. Kh3 Kf7 72. Ra8 Rb7 73. Kg4 Kf6 74.
Ra6+ Kg7 75. Ra8 Rf6 76. Re8 Rb5 77. Kg5 Rf8 78. h6+ Kf7 79. Bh5+ Kg8 80. h7+
Kxh7 81. Rxf8 Rb2 82. Bf3 Kg7 83. Ra8 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.42"]
[White "Pel, Bonno"]
[Black "Gerlagh, Joris"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2313"]
[BlackElo "2032"]
[ECO "A00"]
[Opening "Benko's opening"]
[WhiteFideId "1004760"]
[BlackFideId "1038834"]
[EventDate "2013.12.21"]

1. g3 Nf6 2. Bg2 g6 3. f4 d5 4. Nf3 Bg7 5. O-O O-O 6. d3 c5 7. Qe1 Nc6 8. e4
dxe4 9. dxe4 e5 10. Na3 exf4 11. gxf4 Qe7 12. e5 Ng4 13. c3 f6 14. h3 Nh6 15.
exf6 Qxf6 16. Be3 b6 17. Ne5 Bb7 18. Nd7 Qe7 19. Nxf8 Rxf8 20. Bd2 Qd7 21. Rd1
Re8 22. Qf2 Nd4 23. Rfe1 Bxg2 24. Qxg2 Rxe1+ 25. Bxe1 Nhf5 26. Nc2 Qa4 27. cxd4
Nxd4 28. Qd5+ Kf8 29. Nxd4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.43"]
[White "Bakels, Anton"]
[Black "Efroimski, Marsel"]
[Result "0-1"]
[BlackTitle "WIM"]
[WhiteElo "2026"]
[BlackElo "2307"]
[ECO "B64"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer, Rauzer attack, 7...Be7 defence, 9.f4"]
[WhiteFideId "1046187"]
[BlackFideId "2810964"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O O-O 9. f4 h6 10. Bh4 Nxd4 11. Qxd4 Qa5 12. Bc4 Qh5 13. Bg3 Rd8 14. Rhe1
Bd7 15. Kb1 Rac8 16. Bb3 Bc6 17. f5 exf5 18. exf5 Rd7 19. Rd2 Qxf5 20. Rde2 Bf8
21. Bh4 Ng4 22. h3 Ne5 23. Rf2 Qh5 24. Bg3 Qg6 25. Bh2 Re8 26. Ne2 Qe4 27. Qc3
Ng6 28. Ref1 d5 29. a3 Qe3 30. Qxe3 Rxe3 31. Nd4 Bc5 32. Rd2 Rde7 33. Rfd1 Re1
34. Nf5 R7e2 35. Rxe2 Rxd1+ 36. Ka2 Bb5 37. c4 Bxc4 38. Re8+ Kh7 39. Bxc4 dxc4
40. Rc8 Rd5 41. g4 b5 42. Rc7 c3 43. b4 Rd2+ 44. Kb1 c2+ 45. Kc1 Rxh2 46. bxc5
Ne5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.44"]
[White "Mostertman, Milan"]
[Black "Den Hartog, Marijn"]
[Result "0-1"]
[WhiteElo "2304"]
[BlackElo "2025"]
[ECO "E97"]
[Opening "King's Indian"]
[Variation "orthodox, Aronin-Taimanov variation (Yugoslav attack / Mar del Plata variation)"]
[WhiteFideId "1025848"]
[BlackFideId "1046098"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. dxe5
dxe5 9. Bg5 Qxd1 10. Rfxd1 Bg4 11. Rac1 Bxf3 12. Bxf3 Nd4 13. Nd5 Nxd5 14. cxd5
Rac8 15. Be3 c6 16. dxc6 Rxc6 17. Rxc6 bxc6 18. Rc1 Rc8 19. Rc4 Kf8 20. Bg4 Rd8
21. Ra4 h5 22. Bh3 Nc2 23. Bc5+ Kg8 24. Kf1 Bh6 25. Bxa7 Rd1+ 26. Ke2 Rd2+ 27.
Kf3 Bf4 28. g4 Ne1# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.45"]
[White "Dirksen, Marieke"]
[Black "Afek, Yochanan"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2012"]
[BlackElo "2302"]
[ECO "B76"]
[Opening "Sicilian"]
[Variation "dragon, Yugoslav attack, Rauser variation"]
[WhiteFideId "1032160"]
[BlackFideId "2800462"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2
Nc6 9. O-O-O d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 e5 13. Bc5 Be6 14. Ne4 Re8
15. Ba3 Rb8 16. c4 Nb6 17. Qe1 Qc8 18. Nd6 Qa6 19. c5 Nc4 20. Bxc4 Bxc4 21. Nxe8
Rxe8 22. Qb4 e4 23. fxe4 Bxa2 24. Rhe1 Be5 25. Rd6 Be6 26. g3 Bxd6 27. cxd6 c5
28. Qd2 Rd8 29. e5 Bf5 30. Qd5 Qa4 31. Re2 c4 32. Qd4 Qb3 33. g4 Bd3 34. Rf2 Qa2
35. d7 Qb1+ 36. Kd2 Qc2+ 37. Ke3 Qc1+ 38. Kf3 Qh1+ 39. Ke3 Qc6 40. Rf6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.46"]
[White "Wacker, Peter"]
[Black "Hummel, Paul"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2293"]
[BlackElo "2011"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "4615751"]
[BlackFideId "1021168"]
[EventDate "2013.12.21"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. O-O Be7 8. Be3
cxd4 9. cxd4 O-O 10. Nc3 Qa5 11. h3 Bh5 12. Qb3 Nbd7 13. Rfe1 Rac8 14. a3 Qb6
15. Qa2 Qd6 16. Rac1 Nb6 17. Nb5 Qb8 18. Bg5 Nbd5 19. Qb3 a6 20. Nc3 h6 21. Bd2
Nf4 22. Bxf4 Qxf4 23. Qxb7 Rc7 24. Qxa6 Ne4 25. Qa5 g5 26. Qe5 Bd6 27. Qxe4 Bxf3
28. Bxf3 Qh2+ 29. Kf1 Rb8 30. Rc2 Kg7 31. g3 Re7 32. Bg2 f5 33. Qc6 Rd8 34. Nb5
Bxg3 35. Rxe6 Bd6 36. Rxd6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.47"]
[White "Hummel, Joop"]
[Black "Beukema, Stefan"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2006"]
[BlackElo "2280"]
[ECO "A04"]
[Opening "Reti"]
[Variation "Pirc-Lisitsin gambit"]
[WhiteFideId "1012126"]
[BlackFideId "1024523"]
[EventDate "2013.12.21"]

1. Nf3 f5 2. e4 fxe4 3. Ng5 e5 4. Nxe4 Nc6 5. Bb5 Nf6 6. Nbc3 Nd4 7. O-O c6 8.
Nxf6+ Qxf6 9. Ne4 Qg6 10. Bd3 d5 11. Ng3 e4 12. Re1 Be7 13. Nxe4 dxe4 14. Rxe4
Qf6 15. c3 Nf5 16. Qb3 Nd6 17. Re3 Bg4 18. Bc4 Rf8 19. f3 O-O-O 20. d4 Nxc4 21.
Qxc4 Bd6 22. Re1 Bxh2+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.48"]
[White "Molinaroli, Martin"]
[Black "Mollema, Thomas"]
[Result "1-0"]
[WhiteElo "2269"]
[BlackElo "1977"]
[ECO "A01"]
[Opening "Nimzovich-Larsen attack"]
[Variation "Dutch variation"]
[WhiteFideId "4606604"]
[BlackFideId "1034987"]
[EventDate "2013.12.21"]

1. b3 f5 2. Bb2 Nf6 3. Nf3 g6 4. Bxf6 exf6 5. c4 Nc6 6. Nc3 b6 7. g3 Bb7 8. Bg2
Ne5 9. O-O Bb4 10. Nxe5 Bxg2 11. Nxg6 hxg6 12. Kxg2 Bxc3 13. dxc3 Qe7 14. Qd3
O-O-O 15. Rae1 Rdg8 16. Qf3 Kb8 17. e4 Rh5 18. exf5 Qh7 19. fxg6 Rxh2+ 20. Kg1
Qh6 21. g7 c6 22. Re7 Rh3 23. Rxd7 Rxg7 24. Rxg7 Qxg7 25. Qxc6 f5 26. Rd1 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.49"]
[White "Dijkhuis, Sven"]
[Black "Struik, Tjapko"]
[Result "1-0"]
[WhiteElo "1941"]
[BlackElo "2262"]
[ECO "B83"]
[Opening "Sicilian"]
[Variation "modern Scheveningen, main line"]
[WhiteFideId "1036556"]
[BlackFideId "1011243"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 Nf6 7. Be2 Be7 8. O-O
O-O 9. f4 Qc7 10. Kh1 a6 11. a4 Re8 12. Qe1 Nxd4 13. Bxd4 e5 14. fxe5 dxe5 15.
Qg3 Bd8 16. Be3 Be6 17. Bh6 g6 18. Rad1 Be7 19. Bg5 Nd7 20. Bxe7 Rxe7 21. Bg4
Bc4 22. Rf2 Rae8 23. Qf3 Nb8 24. b3 Be6 25. Bxe6 fxe6 26. Rdf1 Nc6 27. Qh3 Kg7
28. Nd1 Nd8 29. Ne3 Rf7 30. Rxf7+ Nxf7 31. Ng4 Rf8 32. Qf3 Qe7 33. Qc3 Qd6 34.
h3 Qd4 35. Qf3 Qd8 36. Rd1 Qe7 37. Qg3 Qg5 38. Qc3 h5 39. Ne3 Rd8 40. Rf1 Rd7
41. Nc4 Rd4 42. Qf3 Qe7 43. Re1 Qf6 44. Qxf6+ Kxf6 45. c3 Rd3 46. Rf1+ Kg5 47.
Rxf7 Rxc3 48. Rxb7 Kf4 49. Kh2 Kxe4 50. Rb6 Kf5 51. Nd6+ Kf4 52. Rb4+ Ke3 53.
Re4+ Kd3 54. Rxe5 Rxb3 55. Rxe6 Rb4 56. a5 g5 57. Re5 g4 58. Rxh5 gxh3 59. Rxh3+
Ke2 60. Rh6 Rb8 61. Nf5 Ra8 62. Kg3 Rg8+ 63. Kf4 Rxg2 64. Rxa6 Kd3 65. Rc6 Ra2
66. a6 Ra5 67. Ne7 Kd4 68. Nc8 Kd5 69. Rh6 Ra4+ 70. Kf5 Kc5 71. a7 Ra1 72. Ke4
Ra3 73. Rg6 Ra1 74. Kd3 Ra4 75. Kc3 Ra2 76. Kb3 Ra1 77. Kb2 Ra4 78. Rh6 Rb4+ 79.
Ka3 Rb1 80. Ka2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.21"]
[Round "1.50"]
[White "Olsarova, Tereza"]
[Black "Keetman, Maaike"]
[Result "1-0"]
[WhiteTitle "WIM"]
[WhiteElo "2260"]
[BlackElo "1899"]
[ECO "B47"]
[Opening "Sicilian"]
[Variation "Taimanov (Bastrikov) variation"]
[WhiteFideId "325449"]
[BlackFideId "1033697"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Be3
Bb4 9. Na4 Be7 10. Nxc6 bxc6 11. Nb6 Rb8 12. Nxc8 Qxc8 13. e5 Nd5 14. Bd4 Bd8
15. c4 Ne7 16. Bd3 O-O 17. Re1 Kh8 18. Re3 g6 19. Rh3 Rg8 20. Qf3 Nf5 21. Bc3
Rg7 22. Rd1 Bb6 23. Bd2 Bc7 24. Re1 Rxb2 25. Bg5 Bd8 26. Bf6 Rxa2 27. Bxf5 exf5
28. Qf4 g5 29. Bxg7+ Kxg7 30. Qxf5 h6 31. Rf3 Bb6 32. Qxf7+ Kh8 33. Qf6+ Kh7 34.
Qe7+ Kg8 35. Rf6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.1"]
[White "Rodshtein, Maxim"]
[Black "Goudriaan, Etienne"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2683"]
[BlackElo "2429"]
[ECO "B51"]
[Opening "Sicilian"]
[Variation "Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack"]
[WhiteFideId "2806851"]
[BlackFideId "1021150"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bd3 Ngf6 6. c3 b5 7. Bc2 Bb7 8. Re1
e5 9. d4 Be7 10. Nbd2 O-O 11. Nf1 Re8 12. Ng3 Qc7 13. d5 c4 14. Nf5 Bd8 15. N3h4
Nf8 16. Bg5 Ng6 17. Qd2 Bc8 18. h3 Nxh4 19. Bxh4 Bxf5 20. exf5 Qb7 21. Rad1 Rc8
22. g4 h6 23. Bg3 Bb6 24. Kg2 b4 25. Ba4 Re7 26. Bh4 bxc3 27. bxc3 Kh7 28. Bc6
Qa7 29. Rb1 e4 30. Qf4 e3 31. Bxf6 gxf6 32. Qxd6 Re4 33. Qxf6 Bd8 34. Qd6 Bh4
35. Rb7 exf2 36. Qg6+ Kh8 37. Qxh6+ Kg8 38. Rf1 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.2"]
[White "Willemze, Thomas"]
[Black "Romanov, Evgeny"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2421"]
[BlackElo "2654"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "1007238"]
[BlackFideId "4148843"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Na3 Qd8 7. Nc4 Be7 8. Bd3
cxd4 9. Nxd4 O-O 10. O-O Nbd7 11. Qf3 Nc5 12. Bc2 Qd5 13. Qe2 b6 14. Ne3 Qb7 15.
Re1 Re8 16. Ng4 Qd5 17. Ne3 Qd7 18. Ng4 Ba6 19. Qf3 Nxg4 20. Qxg4 Bd3 21. Bxd3
Nxd3 22. Bh6 Bf6 23. Re2 Rad8 24. Bg5 Bxd4 25. Bxd8 Bxf2+ 26. Kf1 f5 27. Qc4 b5
28. Qc7 Qd5 29. Rd1 Bb6 30. Qg3 Rxd8 31. Red2 Qxa2 32. Rxd3 Rxd3 33. Qxd3 Qxb2
34. Rd2 Qc1+ 35. Ke2 Qg1 36. Qxb5 Qxg2+ 37. Kd1 Qg6 38. c4 h6 39. Qe5 Qg4+ 40.
Qe2 Qg1+ 41. Kc2 Qg6 42. Qe5 f4+ 43. Kb3 Be3 44. Rd1 Qe8 45. Rd6 Kf7 46. Kc3 Qc8
47. Kd3 Ke7 48. Kc3 Kf7 49. h4 g6 50. h5 gxh5 51. Qxh5+ Ke7 52. Qe5 Kf7 53. Qh5+
Ke7 54. Qe5 Kf7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.3"]
[White "L'Ami, Erwin"]
[Black "Simonian, Tigran"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2645"]
[BlackElo "2401"]
[ECO "D41"]
[Opening "QGD"]
[Variation "Semi-Tarrasch, 5.cd"]
[WhiteFideId "1007998"]
[BlackFideId "13303597"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8.
cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nd7 12. O-O b6 13. Qe3 Bb7 14. e5
Qe7 15. Ng5 h6 16. Ne4 Bxe4 17. Qxe4 Rfd8 18. Bb3 Qb4 19. Qe3 Nf8 20. Rad1 Rac8
21. f4 a5 22. Rd3 a4 23. a3 Qb5 24. Bd1 Ng6 25. Qd2 Ne7 26. Bf3 Rc7 27. Be4 Qa5
28. Qxa5 bxa5 29. Rb1 g6 30. Kf2 Nd5 31. Bxd5 Rxd5 32. Rb2 h5 33. h3 Kf8 34. g4
hxg4 35. hxg4 Ke7 36. Ke3 Rc1 37. Rb7+ Rd7 38. Rxd7+ Kxd7 39. d5 exd5 40. Rxd5+
Ke6 41. Rd6+ Ke7 42. f5 gxf5 43. gxf5 Rc3+ 44. Rd3 Rc4 45. Kf3 Rh4 46. Rd5 Rh3+
47. Kf4 Rxa3 48. Rxa5 Ra1 49. Ra7+ Kf8 50. Kg5 Rh1 51. Rxa4 Kg7 52. f6+ Kg8 53.
Ra8+ Kh7 54. e6 Rg1+ 55. Kh4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.4"]
[White "Arslanov, Shamil"]
[Black "Andriasian, Zaven"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2403"]
[BlackElo "2610"]
[ECO "A64"]
[Opening "Benoni"]
[Variation "fianchetto, 11...Re8"]
[WhiteFideId "4192826"]
[BlackFideId "13302000"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nf3
O-O 9. O-O a6 10. a4 Re8 11. Nd2 Nbd7 12. h3 Nh5 13. Nce4 Ndf6 14. Nc3 Nd7 15.
Nce4 Ne5 16. f4 f5 17. fxe5 fxe4 18. e6 Bxe6 19. dxe6 d5 20. Qb3 c4 21. Nxc4
dxc4 22. Qxc4 Qb6+ 23. Kh2 Qxe6 24. Qxe6+ Rxe6 25. a5 Rc8 26. Ra4 Be5 27. Bf4
Bxf4 28. gxf4 Rc2 29. f5 Re5 30. Rxe4 Rxe4 31. Bxe4 Rxe2+ 32. Bg2 g5 33. Kg1
Rxb2 34. Rc1 Nf4 35. Rc8+ Kg7 36. Rc7+ Kf6 37. Bxb7 Nxh3+ 38. Kf1 g4 39. Bxa6 g3
40. Bb7 Nf4 41. Ke1 g2 42. Bxg2 Nxg2+ 43. Kd1 h5 44. Kc1 Rb5 45. a6 Ra5 46. a7
Nf4 47. Kb2 Nd3+ 48. Kc3 Ne5 49. Rh7 Kg5 50. Kd2 Ra3 51. Ke2 Ng4 52. Kd2 Nf6 53.
Rb7 h4 54. Kc2 Ra6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.5"]
[White "Spoelman, Wouter"]
[Black "Chytilek, Roman"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2585"]
[BlackElo "2374"]
[ECO "C10"]
[Opening "French"]
[Variation "Paulsen variation"]
[WhiteFideId "1010891"]
[BlackFideId "304980"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Nc6 4. Be3 dxe4 5. Nxe4 Nge7 6. Nf3 Nf5 7. Qd2 Nxe3 8.
Qxe3 Nb4 9. Qd2 Be7 10. c3 Nd5 11. O-O-O O-O 12. Bd3 b6 13. h4 c5 14. Kb1 cxd4
15. Nxd4 Qc7 16. Ng5 Nf6 17. Rde1 Bd7 18. Re3 e5 19. Ndf3 Bd6 20. Bc2 Rad8 21.
Qe2 Bg4 22. Nxh7 Nxh7 23. Bxh7+ Kh8 24. Bc2 f5 25. Qb5 a6 26. Qb3 Rde8 27. Ree1
Bc5 28. Qd5 e4 29. Nd4 Rd8 30. Qb3 Bxd4 31. cxd4 Rxd4 32. f3 exf3 33. gxf3 Bh5
34. Qe3 Rdd8 35. Qg5 Qf7 36. Re7 Qg6 37. f4 Rd6 38. a3 Bf3 39. Rhe1 Bg4 40. Rb7
Rg8 41. Ree7 Bf3 42. Ra7 a5 43. Bb3 Be4+ 44. Ka2 Bd5 45. Bxd5 Qxg5 46. fxg5 Rxd5
47. Rf7 Kh7 48. Rf6 Rgd8 49. Rh6+ Kg8 50. Rxb6 R8d7 51. g6 Kf8 52. Rxd7 Rxd7 53.
Rb5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.6"]
[White "Hendriks, Willy"]
[Black "Michalik, Peter"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2396"]
[BlackElo "2577"]
[ECO "B13"]
[Opening "Caro-Kann"]
[Variation "Panov-Botvinnik attack"]
[WhiteFideId "1000713"]
[BlackFideId "14907526"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 dxc4 7. d5 Ne5 8.
Bxc4 Nxc4 9. Qa4+ Bd7 10. Qxc4 h6 11. Bxf6 exf6 12. Nge2 Rc8 13. Qe4+ Qe7 14.
Qf3 Qe5 15. O-O Bd6 16. Ng3 O-O 17. Rfe1 Qf4 18. Qxf4 Bxf4 19. Rad1 Be5 20. Re3
Rfd8 21. Nge2 b5 22. a3 a5 23. Nd4 b4 24. axb4 axb4 25. Nce2 Be8 26. Nf5 Kf8 27.
b3 Bb5 28. g3 g6 29. Nxh6 Rc2 30. Nf4 Bxf4 31. gxf4 f5 32. d6 Kg7 33. Nxf7 Kxf7
34. Re7+ Kf6 35. Rb7 Be2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.7"]
[White "Novikov, Stanislav"]
[Black "Hoeksema, Hendrik Pieter"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2556"]
[BlackElo "2369"]
[ECO "A36"]
[Opening "English"]
[Variation "ultra-symmetrical variation"]
[WhiteFideId "4125371"]
[BlackFideId "1000454"]
[EventDate "2013.12.21"]

1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. e3 e6 6. Nge2 Nge7 7. O-O O-O 8. d4
cxd4 9. Nxd4 Nxd4 10. exd4 d5 11. cxd5 Nxd5 12. Qb3 Ne7 13. Bg5 h6 14. Bxe7 Qxe7
15. Rad1 Rd8 16. d5 Rb8 17. d6 Qe8 18. Nb5 Bd7 19. Nc7 Qf8 20. Qe3 b6 21. Rd2
Bf6 22. Rfd1 Qg7 23. Qe2 b5 24. Qe3 Bxb2 25. Qxa7 Bc3 26. Rd3 b4 27. Na6 Rbc8
28. Bb7 Rc4 29. Qb6 Qf8 30. Nc5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.8"]
[White "Peng, Zhaoqin"]
[Black "Zakhartsov, Viacheslav V."]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2369"]
[BlackElo "2555"]
[ECO "E46"]
[Opening "Nimzo-Indian"]
[Variation "Reshevsky variation"]
[WhiteFideId "1004786"]
[BlackFideId "4115333"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Be7 7. cxd5 Nxd5 8. g3
Nd7 9. Bg2 N5b6 10. O-O c6 11. Qc2 e5 12. Rd1 Qc7 13. Bd2 Re8 14. Rac1 exd4 15.
Nxd4 Ne5 16. h3 Nec4 17. Be1 a5 18. Ne4 Bd7 19. Qe2 Ne5 20. Nb5 Qb8 21. Nbd6 Rd8
22. Qh5 f6 23. f4 Ng6 24. Bxa5 Qa7 25. Bc3 Nd5 26. Bd4 Qb8 27. Nf5 Bf8 28. Nc5
Be8 29. Qg4 Bf7 30. h4 b6 31. Ne4 c5 32. Bxf6 h5 33. Qg5 gxf6 34. Nxf6+ Nxf6 35.
Qxf6 Qc7 36. Bxa8 Rxa8 37. Nd6 Bxd6 38. Rxd6 Re8 39. Rcd1 Nf8 40. Qg5+ Kh8 41.
Qf6+ Kg8 42. Qg5+ Kh8 43. Rd8 Qc6 44. Kf2 Qe4 45. Rxe8 Bxe8 46. Qd5 Qc2+ 47. Qd2
Qf5 48. Qd3 Qh3 49. Qe4 Bg6 50. Qe5+ Kg8 51. e4 Qh2+ 52. Kf3 Bf7 53. f5 Bc4 54.
Re1 Nd7 55. Qe8+ Nf8 56. Qe5 Nd7 57. Qd6 Nf8 58. Qxb6 Qc2 59. Qd6 Bd3 60. Qd5+
Kg7 61. Qe5+ Kf7 62. Qc3 Nd7 63. Qxc2 Bxc2 64. Kf4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.9"]
[White "Bok, Benjamin"]
[Black "Pijpers, Arthur"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2540"]
[BlackElo "2366"]
[ECO "B52"]
[Opening "Sicilian"]
[Variation "Canal-Sokolsky attack, Sokolsky variation"]
[WhiteFideId "1017063"]
[BlackFideId "1019554"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nf6 6. Nc3 g6 7. d4 cxd4 8.
Nxd4 Bg7 9. f3 O-O 10. Be3 Nc6 11. O-O a6 12. a4 e6 13. Nde2 Qc7 14. Kh1 Nd7 15.
Rb1 Nb4 16. b3 Nc5 17. Qd2 Rfd8 18. f4 Qc6 19. Bd4 e5 20. Bg1 exf4 21. Nxf4 Re8
22. a5 Bh6 23. Qf2 Qd7 24. Qf3 Bg7 25. Bxc5 dxc5 26. Ncd5 Nxd5 27. Nxd5 Rad8 28.
Rbd1 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.10"]
[White "Estremera Panos, Sergio"]
[Black "Pruijssers, Roeland"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2365"]
[BlackElo "2539"]
[ECO "A85"]
[Opening "Dutch with c4 & Nc3"]
[WhiteFideId "2200864"]
[BlackFideId "1013068"]
[EventDate "2013.12.21"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. h4 Bg7 5. h5 e6 6. hxg6 hxg6 7. Rxh8+ Bxh8 8.
Bg5 Qe7 9. e4 Qf7 10. exf5 gxf5 11. Nf3 d6 12. Bd3 Nc6 13. Qe2 Nh7 14. Be3 Bd7
15. d5 Nb4 16. O-O-O O-O-O 17. Bb1 Re8 18. Qd2 exd5 19. Nb5 d4 20. Bxd4 Qxc4+
21. Nc3 Nf6 22. Rh1 Ne4 23. Bxe4 fxe4 24. Rxh8 Rxh8 25. Bxh8 exf3 26. gxf3 Nxa2+
27. Kd1 Qf1+ 28. Qe1 Qd3+ 29. Qd2 Qxf3+ 30. Kc2 Qf5+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.11"]
[White "Greenfeld, Alon"]
[Black "Zakhartsov, Vladimir"]
[Result "0-1"]
[WhiteTitle "GM"]
[WhiteElo "2531"]
[BlackElo "2358"]
[ECO "E60"]
[Opening "King's Indian"]
[Variation "3.g3"]
[WhiteFideId "2800039"]
[BlackFideId "4145097"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. g3 c5 4. d5 b5 5. cxb5 a6 6. bxa6 Bxa6 7. Nc3 d6 8. Bg2
Bg7 9. Nf3 O-O 10. O-O Nbd7 11. Qc2 Qa5 12. Bd2 Rfb8 13. b3 Ne8 14. Rab1 Qa3 15.
Rfd1 Nc7 16. Bc1 Qa5 17. Bb2 Bb7 18. Nd2 Nb6 19. e4 Ba6 20. b4 Qxb4 21. a3 Qd4
22. Nf3 Qf6 23. Na4 e5 24. dxe6 Qxe6 25. Bxg7 Nxa4 26. Ba1 Qc4 27. Qd2 Rxb1 28.
Rxb1 Qd3 29. Qe1 Ne6 30. Rd1 Qxa3 31. Bf6 c4 32. Qd2 c3 33. Qh6 c2 34. Rf1 Qxf3
35. Bxf3 Bxf1 36. Qd2 Rc8 37. Qc1 Bd3 38. Bd1 cxd1=Q+ 39. Qxd1 Bxe4 40. f3 Bc6
41. Qxd6 Bxf3 42. Qa6 Ra8 43. Qf1 Bc6 44. Ba1 Nac5 45. Qf6 Rxa1+ 46. Qxa1 h5 47.
Qc3 Be4 48. Qe5 Bf5 49. Qb8+ Kh7 50. Qa7 Kg8 51. Qa8+ Nf8 52. Qb8 Be6 53. Qa8
Nd7 54. Qa1 Nh7 55. Qa8+ Kg7 56. Qa1+ Nhf6 57. Qd4 Kh7 58. Kg2 Ng4 59. Kg1 Nde5
60. Qc3 Bd5 61. h3 Nf3+ 62. Kf1 Nge5 63. Kf2 Be6 64. Kg2 Kg7 65. Qa1 f6 66. Qa7+
Bf7 67. Kf2 h4 68. Kg2 g5 69. Qc7 hxg3 70. Kxg3 Nh4 71. Kf2 Nd3+ 72. Kg3 Nf4 73.
Qc5 Kg6 74. Qc2+ Nf5+ 75. Kh2 Be6 76. Qe4 Kh6 77. Qa8 Ng7 78. h4 g4 79. Qa1 Ngh5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.12"]
[White "Minko, Vladimir"]
[Black "Stukopin, Andrey"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2327"]
[BlackElo "2509"]
[ECO "A43"]
[Opening "Old Benoni defence"]
[WhiteFideId "24146706"]
[BlackFideId "24107131"]
[EventDate "2013.12.21"]

1. d4 c5 2. d5 d6 3. e4 g6 4. Nc3 Bg7 5. Bb5+ Bd7 6. a4 Nf6 7. Nf3 O-O 8. Be2
Na6 9. O-O Nc7 10. Bf4 a6 11. e5 Nh5 12. Bg5 f6 13. exf6 exf6 14. Bc1 f5 15. Nd2
b5 16. Bxh5 gxh5 17. Nf3 f4 18. Ne4 Rf5 19. Qe2 Qf8 20. axb5 axb5 21. Rxa8 Nxa8
22. c4 bxc4 23. Qxc4 Nc7 24. Rd1 Bb5 25. Qc2 Bd7 26. b4 Rxd5 27. Rxd5 Nxd5 28.
bxc5 dxc5 29. Nxc5 Bg4 30. Ng5 Qf5 31. Qxf5 Bxf5 32. Nge4 Bd4 33. Kf1 h4 34. f3
h3 35. Nd3 Bd7 36. Nxf4 Nxf4 37. gxh3 Bxh3+ 38. Ke1 Nd3+ 39. Kd2 Nxc1 40. Kxc1
Bg2 41. Nd2 Be3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.13"]
[White "Pel, Bonno"]
[Black "Burg, Twan"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2313"]
[BlackElo "2490"]
[ECO "A00"]
[Opening "Dunst (Sleipner, Heinrichsen) opening"]
[WhiteFideId "1004760"]
[BlackFideId "1010697"]
[EventDate "2013.12.21"]

1. Nc3 d5 2. e4 c6 3. Qe2 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. g3 h5 7. Nf3 Bf5 8.
d3 c5 9. Bg2 Nc6 10. O-O Qd7 11. Be3 e5 12. Nh4 Bg4 13. f3 Be6 14. f4 O-O-O 15.
Qf2 exf4 16. Bxf4 Ne5 17. Rae1 Bd6 18. b4 Ng4 19. Qd2 cxb4 20. Bxd6 Qxd6 21. Rf4
a5 22. h3 Ne5 23. Qf2 Kb8 24. Rxf6 Nd7 25. Rf4 Rc8 26. Nf5 Qb6 27. Ne3 Rc3 28.
Bd5 Qc7 29. Bc4 Rg8 30. Kh2 Ne5 31. Bxe6 fxe6 32. Rf8+ Rxf8 33. Qxf8+ Ka7 34.
Qf4 h4 35. Re2 hxg3+ 36. Kxg3 Qg7+ 37. Kh2 Nc6 38. Rg2 Qe7 39. Nc4 Qc5 40. h4
Ka6 41. Qg5 Qf8 42. Qe3 Qd8 43. Kh3 e5 44. Rg8 Qd7+ 45. Kg3 Qc7 46. Rc8 Qg7+ 47.
Qg5 Qd7 48. Ra8+ Kb5 49. a4+ bxa3 50. Rxa5+ Kb4 51. Ra4+ Kxa4 52. Nb6+ Kb4 53.
Nxd7 a2 54. Qc1 Rxc2 55. Qxc2 a1=Q 56. Qc4+ Ka3 57. Nc5 Qe1+ 58. Kh3 Nd4 59. Qd5
Qe3+ 60. Kg4 Qf4+ 61. Kh5 b6 62. Nd7 Nf3 63. Nxb6 Qxh4+ 64. Kg6 Qg4+ 65. Kf6
Qf4+ 66. Ke7 Qb4+ 67. Qd6 Qxd6+ 68. Kxd6 Kb3 69. Nc4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.14"]
[White "Azaladze, Shota"]
[Black "Wacker, Peter"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2482"]
[BlackElo "2293"]
[ECO "A81"]
[Opening "Dutch defence"]
[WhiteFideId "13603027"]
[BlackFideId "4615751"]
[EventDate "2013.12.21"]

1. g3 f5 2. d4 Nf6 3. Bg2 g6 4. Nh3 Bg7 5. Nf4 c6 6. c3 d6 7. Qb3 Qb6 8. Ne6
Bxe6 9. Qxe6 Na6 10. Nd2 Nc7 11. Qe3 d5 12. O-O a5 13. a4 O-O 14. Qd3 e5 15.
dxe5 Ng4 16. Qd4 c5 17. Bxd5+ Kh8 18. Nc4 Qa7 19. Qd1 Rad8 20. e4 Nxe5 21. Nxe5
Bxe5 22. Bg5 Rd7 23. Qe2 f4 24. Qg4 Rg7 25. gxf4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.15"]
[White "Efroimski, Marsel"]
[Black "Svane, Rasmus"]
[Result "1/2-1/2"]
[WhiteTitle "WIM"]
[BlackTitle "IM"]
[WhiteElo "2307"]
[BlackElo "2472"]
[ECO "C07"]
[Opening "French"]
[Variation "Tarrasch, open variation"]
[WhiteFideId "2810964"]
[BlackFideId "4657101"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8.
Bd3 Bd6 9. c4 Ne7 10. O-O Qc7 11. h3 O-O 12. Qc2 Ng6 13. exd5 cxd5 14. cxd5 exd5
15. Qxc7 Bxc7 16. Nf3 Ne5 17. Nxe5 Bxe5 18. Rb1 a5 19. Re1 Bf6 20. Bf4 Be6 21.
Be5 Bxe5 22. Rxe5 d4 23. b3 a4 24. Bc4 axb3 25. axb3 Bxc4 26. bxc4 Rfd8 27. Kf1
Kf8 28. Rd1 Ra4 29. c5 d3 30. Re3 Rc4 31. Rexd3 Rxd3 32. Rxd3 Rxc5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.16"]
[White "Danielian, Elina"]
[Black "Molinaroli, Martin"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2462"]
[BlackElo "2269"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "13300210"]
[BlackFideId "4606604"]
[EventDate "2013.12.21"]

1. d4 g6 2. e4 Bg7 3. Be3 c5 4. Nc3 Qa5 5. Nf3 Nf6 6. Qd2 cxd4 7. Nxd4 Nc6 8.
Nb3 Qc7 9. Bh6 Bxh6 10. Qxh6 Nb4 11. Bd3 d6 12. O-O Bd7 13. h3 O-O-O 14. a3 Nxd3
15. cxd3 Qb6 16. Nd2 Kb8 17. Nc4 Qd4 18. Rfd1 d5 19. Qf4+ Ka8 20. Ne3 Bc6 21.
Rac1 Ba4 22. Nxa4 Qxa4 23. Qe5 d4 24. Rc4 Qd7 25. Nc2 Qd6 26. Qxd6 exd6 27. Rxd4
Rhe8 28. Ne3 d5 29. f3 dxe4 30. dxe4 Rxd4 31. Rxd4 Kb8 32. Rd6 Re6 33. Rd8+ Kc7
34. Rf8 Re7 35. Kf2 Kd7 36. g4 Ke6 37. Ra8 a6 38. g5 Nh5 39. Nd5 Rd7 40. Re8+
Kd6 41. Ke3 Ng7 42. Rc8 Nf5+ 43. exf5 Kxd5 44. f6 b6 45. h4 a5 46. a4 Rb7 47.
Re8 b5 48. Re7 Rb8 49. axb5 Rxb5 50. Rxf7 Rxb2 51. Rxh7 a4 52. Ra7 Rb3+ 53. Kf2
Rb4 54. f7 Rf4 55. Kg3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.17"]
[White "Donchenko, Alexander"]
[Black "Olsarova, Tereza"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "WIM"]
[WhiteElo "2455"]
[BlackElo "2260"]
[ECO "D11"]
[Opening "QGD Slav"]
[Variation "3.Nf3"]
[WhiteFideId "24603295"]
[BlackFideId "325449"]
[EventDate "2013.12.21"]

1. c4 c6 2. Nf3 d5 3. d4 Nf6 4. Qc2 dxc4 5. Qxc4 Bf5 6. g3 Nbd7 7. Bg2 e6 8. O-O
Be7 9. e3 O-O 10. Qe2 c5 11. Rd1 Qc7 12. Nc3 Ne4 13. Nh4 Nxc3 14. bxc3 Bxh4 15.
gxh4 h6 16. Ba3 Rac8 17. Rac1 b6 18. Qf3 Nf6 19. Qg3 Qe7 20. f3 Rfd8 21. e4 Nh5
22. Qf2 Bg6 23. dxc5 Nf4 24. Bf1 Bh5 25. Qg3 Ng6 26. cxb6 Qxa3 27. b7 Rb8 28.
Rxd8+ Rxd8 29. b8=Q Rxb8 30. Qxb8+ Kh7 31. Rc2 Qc5+ 32. Rf2 Nxh4 33. Qb5 Nxf3+
34. Kg2 Ne1+ 35. Kg1 Nf3+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.18"]
[White "Beukema, Stefan"]
[Black "Javakhadze, Zurab"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2280"]
[BlackElo "2451"]
[ECO "B75"]
[Opening "Sicilian"]
[Variation "dragon, Yugoslav attack"]
[WhiteFideId "1024523"]
[BlackFideId "13603647"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2
Nbd7 9. g4 Ne5 10. g5 Nh5 11. Nd5 e6 12. Nc3 b5 13. f4 Ng4 14. Bg1 h6 15. O-O-O
hxg5 16. fxg5 Bb7 17. Nf3 b4 18. Na4 Bxe4 19. Bg2 Rc8 20. Nd4 Bxg2 21. Qxg2
Qxg5+ 22. Kb1 Nf4 23. Qg3 Rh3 24. Qe1 a5 25. Nb6 Rc7 26. Qe4 d5 27. Nxd5 Nxd5
28. Nxe6 fxe6 29. Qxe6+ Re7 30. Qc6+ Kf7 31. Bc5 Qe5 32. Rhf1+ Kg8 33. Qxd5+
Qxd5 34. Rxd5 Re5 35. Rd8+ Kh7 36. Bd4 Re7 37. Bb6 Ne5 38. Rd5 Nc4 39. Bc5 Rc7
40. b3 Rxc5 41. bxc4 Rxc4 42. Rd7 Rxh2 43. Rff7 Rh1+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.19"]
[White "Garcia Palermo, Carlos"]
[Black "Klapwijk, Bram"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[WhiteElo "2450"]
[BlackElo "2039"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "110124"]
[BlackFideId "1009133"]
[EventDate "2013.12.21"]

1. c4 Nf6 2. Nf3 e6 3. b3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Bb2 c5 8. e3 d5
9. Qe2 Nc6 10. Nc3 Rc8 11. Rfd1 dxc4 12. bxc4 Rc7 13. Ne1 Na5 14. Bh3 Rd7 15. d3
Qa8 16. f4 Rfd8 17. g4 Ne8 18. g5 g6 19. Bg4 Bf8 20. h4 Re7 21. h5 Bg7 22. hxg6
hxg6 23. Bf3 Nd6 24. Kf2 Kf8 25. Rab1 Nc6 26. Ng2 Red7 27. Nd5 exd5 28. Bxg7+
Kxg7 29. cxd5 Nf5 30. dxc6 Bxc6 31. Qb2+ Kg8 32. Ne1 Re8 33. Bxc6 Qxc6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.20"]
[White "Den Hartog, Marijn"]
[Black "Lobzhanidze, Davit"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2025"]
[BlackElo "2445"]
[ECO "C90"]
[Opening "Ruy Lopez"]
[Variation "closed, Pilnik variation"]
[WhiteFideId "1046098"]
[BlackFideId "13600796"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 O-O
9. Re1 Na5 10. Bc2 c5 11. Nbd2 Nc6 12. Nf1 Re8 13. h3 h6 14. a4 Be6 15. d4 cxd4
16. cxd4 exd4 17. Nxd4 Nxd4 18. Qxd4 Qc7 19. Bd3 d5 20. e5 Nd7 21. b4 f6 22. f4
fxe5 23. fxe5 a5 24. Bb1 Bxb4 25. Qd3 Nf8 26. Nd2 Bc3 27. Ra2 b4 28. Rc2 Re7 29.
Kh1 Rf7 30. Bb2 Bf5 31. Qxd5 Rd8 32. Qb3 Bxc2 33. Qxc2 Rxd2 34. e6 Rxc2 35.
exf7+ Qxf7 36. Bxc2 Bxe1 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.21"]
[White "Kohlweyer, Bernd"]
[Black "Dijkhuis, Sven"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2431"]
[BlackElo "1941"]
[ECO "A31"]
[Opening "English"]
[Variation "symmetrical, Benoni formation"]
[WhiteFideId "4600622"]
[BlackFideId "1036556"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nb5 d5 6. cxd5 Bc5 7. N5c3 O-O 8.
h3 e4 9. g4 Qe7 10. Bg2 e3 11. Bxe3 Bxe3 12. fxe3 Qxe3 13. Qd3 Qc1+ 14. Kf2 Qxb2
15. Nd2 Qb6+ 16. e3 Na6 17. Rab1 Qd8 18. Rhd1 Nd7 19. Kg1 Ndc5 20. Qd4 f5 21.
gxf5 Bxf5 22. e4 Bg6 23. Rf1 Re8 24. Rbe1 Rc8 25. Rf3 Nb8 26. Ree3 b6 27. e5 Nc6
28. Qf4 Ne7 29. Qg4 b5 30. Nb3 Nxb3 31. axb3 a5 32. d6 Nf5 33. Rxf5 Bxf5 34.
Qxf5 Rf8 35. Qd3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.22"]
[White "Ernst, Sipke"]
[Black "Offringa, Joost"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[WhiteElo "2566"]
[BlackElo "2178"]
[ECO "A88"]
[Opening "Dutch"]
[Variation "Leningrad, main variation with c6"]
[WhiteFideId "1004689"]
[BlackFideId "1025880"]
[EventDate "2013.12.21"]

1. d4 f5 2. g3 g6 3. Bg2 Nf6 4. Nf3 Bg7 5. O-O O-O 6. c4 d6 7. Nc3 c6 8. d5 Bd7
9. Be3 Na6 10. a3 Ng4 11. Bg5 h6 12. Bd2 e5 13. dxe6 Bxe6 14. b3 Nc5 15. Rc1 Ne4
16. Be1 d5 17. cxd5 Nxc3 18. Bxc3 Bxd5 19. Bxg7 Kxg7 20. Nd4 Re8 21. Rc2 Bxg2
22. Kxg2 Qd5+ 23. Kg1 Nf6 24. Qa1 Rad8 25. e3 Kf7 26. b4 Ne4 27. f3 Ng5 28. Rc5
Qd6 29. Qa2+ Kf8 30. Rc3 Ne6 31. Nb3 Nc7 32. Nc5 Qd2 33. Qxd2 Rxd2 34. e4 Nb5
35. Re3 Re7 36. Rf2 Rxf2 37. Kxf2 fxe4 38. Nxe4 Rd7 39. g4 Rd1 40. Nc5 b6 41.
Nd3 Rd2+ 42. Kg3 Nd4 43. Nf4 Kf7 44. Rd3 Rxd3 45. Nxd3 Ke6 46. h4 a5 47. bxa5
bxa5 48. a4 Ne2+ 49. Kf2 Nc3 50. Nb2 Ke5 51. Ke3 Nd5+ 52. Kd2 Kd4 53. Nd3 c5 54.
Nc1 Nf4 55. Nb3+ Kc4 56. Nxa5+ Kb4 57. Nb7 c4 58. Nd6 c3+ 59. Kc2 Ng2 60. Ne4
Ne1+ 61. Kc1 Nxf3 62. a5 Kxa5 63. Nxc3 Nxh4 64. Kd2 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.23"]
[White "Lee, Kai Jie Edward"]
[Black "Kovchan, Alexander"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2145"]
[BlackElo "2562"]
[ECO "B19"]
[Opening "Caro-Kann"]
[Variation "classical, Spassky variation"]
[WhiteFideId "5802920"]
[BlackFideId "14103052"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Ne4 Nxe4 14. Qxe4 Nf6
15. Qe2 Qd5 16. c4 Qe4 17. Rde1 Qxe2 18. Rxe2 b5 19. b3 bxc4 20. bxc4 Rb8 21.
Bc3 O-O 22. Ne5 Rb6 23. Nd3 Rfb8 24. Kc2 Ra6 25. Ra1 Ra4 26. Ne5 Bd6 27. g4 Bxe5
28. dxe5 Nd7 29. Re4 Nc5 30. Rd4 Ra3 31. f4 Na4 32. Rd3 Nb6 33. Bb4 Ra4 34. Bd6
Rxc4+ 35. Rc3 Rxc3+ 36. Kxc3 Nd5+ 37. Kd4 Rb2 38. f5 Rd2+ 39. Kc5 Rc2+ 40. Kd4
Nb6 41. fxe6 fxe6 42. Ke4 Rc4+ 43. Kf3 Rc3+ 44. Kg2 Rc4 45. Kh3 Rc3+ 46. Kh2 c5
47. g5 Rc2+ 48. Kh3 hxg5 49. Rg1 c4 50. Rxg5 Kf7 51. Rg3 Rxa2 52. Rf3+ Kg8 53.
Kh4 Nd5 54. Rf8+ Kh7 55. Rf7 c3 56. h6 Kxh6 57. Bf8 Rg2 58. Rxa7 c2 59. Ra1 Kh7 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.24"]
[White "Klein, David"]
[Black "Hulshof, Peter"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2491"]
[BlackElo "2215"]
[ECO "A40"]
[Opening "Modern defence"]
[WhiteFideId "1003623"]
[BlackFideId "1003291"]
[EventDate "2013.12.21"]

1. d4 g6 2. Nf3 Bg7 3. e4 d6 4. Be2 a6 5. O-O Nd7 6. Re1 e6 7. Bf1 Ne7 8. Nc3 h6
9. h3 O-O 10. Bf4 Kh7 11. e5 d5 12. Ne2 b6 13. Ng3 c5 14. c3 c4 15. Qc2 Kh8 16.
Qd2 Ng8 17. Be2 Qe7 18. Bd1 Bb7 19. Bc2 Rfb8 20. h4 Nf8 21. h5 g5 22. Be3 g4 23.
Nh2 Qh4 24. Bd1 f5 25. exf6 Nxf6 26. Bxh6 Bxh6 27. Qxh6+ N8h7 28. Qf4 Rg8 29.
Nf3 Qxg3 30. fxg3 gxf3 31. Bxf3 Raf8 32. Rxe6 Bc8 33. Re7 Ng5 34. Qe5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.25"]
[White "Von Meijenfeldt, Bart"]
[Black "Cernousek, Lukas"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2207"]
[BlackElo "2455"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "closed"]
[WhiteFideId "1032259"]
[BlackFideId "311707"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bb5+ Bd7 6. Bc4 Nc6 7. O-O Na5 8. Be2
Nf6 9. Qe1 O-O 10. f5 e6 11. d3 exf5 12. exf5 Bxf5 13. Bg5 h6 14. Qh4 hxg5 15.
Nxg5 Re8 16. g4 Be6 17. Bf3 Nc6 18. Bd5 Nxd5 19. Qh7+ Kf8 20. Nxf7 Bxf7 21.
Rxf7+ Kxf7 22. Nxd5 Ne7 23. Rf1+ Ke6 24. c4 Bd4+ 25. Kg2 Rf8 26. Re1+ Be5 27. b4
Rf7 28. Qh6 Nxd5 29. Qxg6+ Qf6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.26"]
[White "Bellia, Fabrizio"]
[Black "De Groot, Hendrik"]
[Result "0-1"]
[WhiteTitle "IM"]
[WhiteElo "2424"]
[BlackElo "2063"]
[ECO "B08"]
[Opening "Pirc"]
[Variation "classical system, 5.Be2"]
[WhiteFideId "800511"]
[BlackFideId "1037021"]
[EventDate "2013.12.21"]

1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O c6 7. h3 Nbd7 8. a4 e5
9. dxe5 dxe5 10. Bc4 Nh5 11. Qd6 Bf6 12. Bh6 Re8 13. Rfd1 Ng7 14. a5 Ne6 15.
Bxe6 Rxe6 16. Qb4 Be7 17. Qc4 g5 18. Bxg5 Bxg5 19. Rd3 Be7 20. Rad1 Qe8 21. Na4
b5 22. axb6 axb6 23. Qb3 b5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.27"]
[White "Berkovich, Mark A"]
[Black "Sparenberg, Erik"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2366"]
[BlackElo "2112"]
[ECO "E76"]
[Opening "King's Indian"]
[Variation "Four pawns attack, dynamic line"]
[WhiteFideId "2801639"]
[BlackFideId "1013262"]
[EventDate "2013.12.21"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f4 O-O 6. Nf3 c5 7. d5 e6 8. dxe6 Bxe6
9. Bd3 Nc6 10. f5 Bc8 11. O-O Re8 12. Bg5 h6 13. Bh4 g5 14. Bg3 Nh5 15. Bf2 Bxc3
16. bxc3 Nf6 17. Re1 Ng4 18. Bg3 Nge5 19. Nxe5 Nxe5 20. Qd2 Bd7 21. a4 Bc6 22.
h3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.28"]
[White "De Jong, Migchiel"]
[Black "Dirksen, Marieke"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2347"]
[BlackElo "2012"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Lipnitzky attack"]
[WhiteFideId "1002848"]
[BlackFideId "1032160"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. O-O Nc6 8. Bb3
Be7 9. f4 Qc7 10. Be3 h5 11. h3 h4 12. f5 Nxd4 13. Bxd4 Bd7 14. fxe6 fxe6 15.
Qd3 Qa5 16. Rae1 O-O-O 17. e5 Nd5 18. Bxd5 exd5 19. e6 Be8 20. Bxg7 Rh5 21. Bf6
Bxf6 22. Rxf6 Re5 23. Rxe5 dxe5 24. Qf5 e4 25. e7+ Rd7 26. Rf8 Qc5+ 27. Kh1 Qxe7
28. Nxd5 Qd8 29. Qe6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.29"]
[White "Afek, Yochanan"]
[Black "Veltman, Anne"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2302"]
[BlackElo "2052"]
[ECO "A13"]
[Opening "English opening"]
[WhiteFideId "2800462"]
[BlackFideId "1026917"]
[EventDate "2013.12.21"]

1. c4 e6 2. Nf3 c5 3. Nc3 f5 4. g3 Nf6 5. Bg2 Nc6 6. O-O Be7 7. d4 d6 8. dxc5
dxc5 9. Qxd8+ Bxd8 10. Bf4 a6 11. Rad1 Nh5 12. Bd6 Be7 13. Na4 Bxd6 14. Rxd6 Ke7
15. Rfd1 Nd4 16. Rb6 Rd8 17. Nxd4 cxd4 18. Bxb7 Rb8 19. Bxc8 Rbxc8 20. c5 e5 21.
Rxa6 Nf6 22. b4 Ra8 23. Rxa8 Rxa8 24. Nb6 Rxa2 25. e3 Ne4 26. exd4 Nxf2 27. Rf1
Nh3+ 28. Kh1 exd4 29. c6 Kd6 30. Rc1 Nf2+ 31. Kg1 Nh3+ 32. Kf1 Rxh2 33. Rc5 d3
34. c7 Rf2+ 35. Ke1 Re2+ 36. Kf1 Rf2+ 37. Ke1 Re2+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.30"]
[White "Van Osch, Mees"]
[Black "L'Ami, Alina"]
[Result "1-0"]
[BlackTitle "WGM"]
[WhiteElo "2139"]
[BlackElo "2390"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "1035967"]
[BlackFideId "1210246"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4
O-O 9. O-O Be6 10. Bxe6 fxe6 11. Na4 Nfd7 12. Qd3 b5 13. Qb3 Rf6 14. Nc3 Nc6 15.
a4 Na5 16. Qa2 b4 17. Ne2 Rc8 18. Rac1 Nc5 19. Rfd1 Qe8 20. Bxc5 Rxc5 21. b3 Qg6
22. Ng3 h5 23. c3 Rxc3 24. Rxc3 bxc3 25. b4 Nc6 26. Qc4 c2 27. Qxc2 Nxb4 28.
Qc8+ Rf8 29. Qb7 h4 30. Qxe7 hxg3 31. hxg3 Nc6 32. Qd7 Nd4 33. Nxd4 exd4 34.
Qxd6 Qxe4 35. Qxd4 Qc2 36. f3 Rf5 37. Qd8+ Kh7 38. Rd4 Qc1+ 39. Kh2 Rh5+ 40. Rh4
Rxh4+ 41. Qxh4+ Kg8 42. Qf4 Qc6 43. Qe4 Qb6 44. Qe5 a5 45. Qb5 Qd8 46. Qc6 Kf7
47. Qc5 Qh8+ 48. Kg1 Qd8 49. Qh5+ Kg8 50. Kh2 Qb6 51. Qe8+ Kh7 52. Kh3 Qb4 53.
g4 Qe1 54. g5 Qe5 55. Qh5+ Kg8 56. Qg4 Kf7 57. Qh5+ Kf8 58. Qh4 Kf7 59. Qg4 Ke7
60. Qg3 Qf5+ 61. Kh2 Qh7+ 62. Qh3 Qc2 63. Qh4 Qc3 64. Qf4 Kd7 65. Kh3 Kc6 66.
Qe4+ Kd6 67. Kg4 Qb2 68. g3 Ke7 69. Kh5 Qh2+ 70. Kg6 Qxg3 71. Qb7+ Ke8 72. Qf7+
Kd8 73. Qxg7 e5 74. Qf6+ Ke8 75. Kg7 e4 76. Qf7+ Kd8 77. Qd5+ Kc8 78. Qf5+ Kb7
79. Qxe4+ Kb6 80. f4 Kc5 81. Qe7+ Kc4 82. f5 Kb3 83. g6 Kxa4 84. f6 Qc3 85. Kf8 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.31"]
[White "Van Foreest, Jorden"]
[Black "Dehn, Marcus"]
[Result "1-0"]
[WhiteElo "2326"]
[BlackElo "2135"]
[ECO "B07"]
[Opening "Pirc defence"]
[WhiteFideId "1039784"]
[BlackFideId "4667093"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 h6 6. h3 c6 7. Bd3 Na6 8. Nf3 Nc7
9. a4 Nd7 10. O-O e5 11. Rad1 Qe7 12. Bc4 Bf8 13. Nh2 g5 14. Rfe1 Ne6 15. dxe5
dxe5 16. Nf1 Qb4 17. Ba2 Qxb2 18. Rb1 Qa3 19. Red1 Bb4 20. Rb3 Bxc3 21. Qxc3
Qxa4 22. Ng3 Nf4 23. Ra3 Ne2+ 24. Nxe2 Qxe4 25. Ng3 Qh7 26. Bc5 h5 27. Rxd7 Bxd7
28. Qxe5+ Kd8 29. Rxa7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.32"]
[White "Theulings, Paul-Peter"]
[Black "Mostertman, Milan"]
[Result "0-1"]
[WhiteTitle "CM"]
[WhiteElo "2130"]
[BlackElo "2304"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "1002899"]
[BlackFideId "1025848"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 c5 4. d4 cxd4 5. Nxd4 Bb4 6. Bf4 O-O 7. Nb5 d5 8. e3
Nc6 9. a3 Bxc3+ 10. Nxc3 e5 11. Bg5 d4 12. Nd5 Qd6 13. Nxf6+ gxf6 14. Bh4 f5 15.
Be2 Qh6 16. Bh5 dxe3 17. O-O Be6 18. fxe3 Qxe3+ 19. Kh1 Qh6 20. Rc1 Nd4 21. Rc3
f6 22. b3 Rad8 23. Rh3 Nc6 24. Qf3 e4 25. Qg3+ Kh8 26. Qc3 f4 27. g4 f3 28. g5
Qxh5 29. gxf6 Rf7 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.33"]
[White "Struik, Tjapko"]
[Black "Van Foreest, Lucas"]
[Result "1-0"]
[WhiteElo "2262"]
[BlackElo "2120"]
[ECO "E70"]
[Opening "King's Indian"]
[Variation "Kramer system"]
[WhiteFideId "1011243"]
[BlackFideId "1039792"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 a5 8. Be2 Ne8
9. h4 f5 10. Bg5 Qd7 11. exf5 gxf5 12. h5 Na6 13. h6 Bh8 14. Qd2 Nc5 15. Nh5 f4
16. g3 f3 17. Bd1 Qf7 18. Bc2 Bf5 19. O-O-O Qg6 20. Be3 Bxc2 21. Qxc2 Nd7 22. g4
Ndf6 23. Nxf6+ Nxf6 24. g5 Qxc2+ 25. Kxc2 Ng4 26. Ne4 Nxe3+ 27. fxe3 Kf7 28.
Rdf1 Kg6 29. Rh3 f2 30. Rh2 Rf3 31. Kd3 Raf8 32. Ke2 R8f7 33. Rhxf2 Rxf2+ 34.
Rxf2 Rxf2+ 35. Kxf2 Kf5 36. Kf3 a4 37. b3 axb3 38. axb3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.34"]
[White "Markus, John Raymond"]
[Black "Umudova, Nargiz"]
[Result "1/2-1/2"]
[BlackTitle "WIM"]
[WhiteElo "2118"]
[BlackElo "2255"]
[ECO "E24"]
[Opening "Nimzo-Indian"]
[Variation "Saemisch variation"]
[WhiteFideId "1001213"]
[BlackFideId "13402137"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d6 6. Nf3 b6 7. g3 Bb7 8. Bg2
Nbd7 9. O-O O-O 10. a4 a5 11. Nd2 Bxg2 12. Kxg2 e5 13. e4 Qc8 14. Ba3 Qb7 15. f3
g6 16. Re1 Nh5 17. Rb1 Qc6 18. Qb3 Rad8 19. Nf1 f5 20. c5+ Rf7 21. d5 Qa8 22.
cxd6 cxd6 23. Bxd6 fxe4 24. fxe4 Qc8 25. Ne3 Ndf6 26. Qxb6 Nxe4 27. Qxd8+ Qxd8
28. Rb8 Qxb8 29. Bxb8 Rf2+ 30. Kg1 Rb2 31. Nc4 Rxb8 32. Rxe4 Rb1+ 33. Kf2 Nf6
34. Re2 Nxd5 35. Rxe5 Nxc3 36. Rxa5 Rb4 37. Ne5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.35"]
[White "Khelaia, Giorgi"]
[Black "Lyell, Mark"]
[Result "1/2-1/2"]
[BlackTitle "FM"]
[WhiteElo "2110"]
[BlackElo "2247"]
[ECO "A21"]
[Opening "English, Kramnik-Shirov counterattack"]
[WhiteFideId "13604600"]
[BlackFideId "402354"]
[EventDate "2013.12.21"]

1. c4 e5 2. Nc3 Bb4 3. Nd5 a5 4. g3 Nf6 5. Nxb4 axb4 6. Bg2 c5 7. d3 Nc6 8. Nf3
O-O 9. O-O d6 10. Bg5 h6 11. Bxf6 Qxf6 12. Nd2 Bg4 13. Re1 Qe7 14. a3 bxa3 15.
Rxa3 Rxa3 16. bxa3 Ra8 17. Bxc6 bxc6 18. Qb3 Qa7 19. f3 Bf5 20. Ra1 Rb8 21. Qc3
Qa4 22. Kf2 Kf8 23. g4 Bd7 24. Rb1 Rxb1 25. Nxb1 Qd1 26. Nd2 h5 27. Qa5 Ke7 28.
gxh5 f5 29. Nf1 f4 30. Qe1 Qxe1+ 31. Kxe1 Be8 32. h6 gxh6 33. a4 Kd7 34. Nd2 Kc7
35. a5 Bg6 36. Nb3 Kb7 37. Kd2 Ka6 38. Ke1 Bf7 39. Kd2 Be8 40. Kc3 Bd7 41. Kd2
Bh3 42. Ke1 Be6 43. Kf2 Bf7 44. Kg2 Be6 45. Kf2 Bf5 46. Ke1 Bc8 47. e3 fxe3 48.
Ke2 Bf5 49. Kxe3 Bg6 50. h4 Bf5 51. Ke2 Bg6 52. Ke3 Bh7 53. Ke2 Bg8 54. Ke3 Bf7
55. Ke2 Bg6 56. Ke3 Bf5 57. Ke2 Bh3 58. Ke3 Bf5 59. Ke2 Bc8 60. Ke3 Bf5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.36"]
[White "Heemskerk, Wim"]
[Black "Zojer, Thomas"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2240"]
[BlackElo "2117"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack (Barcza system)"]
[WhiteFideId "1001000"]
[BlackFideId "1616986"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bf5 5. d3 e6 6. c4 Bd6 7. Qb3 Qc8 8. Nc3
O-O 9. Re1 dxc4 10. Qxc4 e5 11. Bg5 Nbd7 12. d4 exd4 13. Nxd4 Nb6 14. Qb3 Be6
15. Nxe6 Qxe6 16. Qxe6 fxe6 17. Red1 Be7 18. Bh3 Kf7 19. Rd3 h6 20. Bf4 Nfd5 21.
Ne4 Nxf4 22. gxf4 Nd5 23. e3 Rad8 24. Rad1 b6 25. a3 Rg8 26. Kf1 Bh4 27. Ke2 Ke7
28. Rc1 c5 29. b4 cxb4 30. axb4 Rgf8 31. Rc6 Rxf4 32. Rxe6+ Kf8 33. Rxd5 Rxd5
34. exf4 Rb5 35. Nd6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.37"]
[White "Vos, Tjark"]
[Black "Calzetta Ruiz, Monica"]
[Result "1-0"]
[BlackTitle "WGM"]
[WhiteElo "2085"]
[BlackElo "2234"]
[ECO "B75"]
[Opening "Sicilian"]
[Variation "dragon, Yugoslav attack"]
[WhiteFideId "1020870"]
[BlackFideId "2204185"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2
O-O 9. g4 Bxg4 10. fxg4 Nxg4 11. Bg1 Qa5 12. h3 Nge5 13. Be2 Rfc8 14. h4 Rab8
15. h5 b5 16. hxg6 hxg6 17. Nb3 Qd8 18. Nd4 b4 19. Nd5 e6 20. Nf4 a5 21. Be3
Nxd4 22. Bxd4 Nc4 23. Bxc4 Rxc4 24. Bxg7 Rxe4+ 25. Ne2 Kxg7 26. O-O-O Kg8 27.
Qh6 Qf6 28. Qh7+ Kf8 29. Qh8+ Qxh8 30. Rxh8+ Kg7 31. Rxb8 Rxe2 32. Rxd6 g5 33.
Rb5 f5 34. Rxa5 g4 35. Rd2 Re4 36. a4 g3 37. Rg2 f4 38. Rb5 e5 39. a5 Kf6 40. a6
Re1+ 41. Kd2 Ra1 42. Rxb4 Rxa6 43. Ke2 Kf5 44. Kf3 Ra1 45. Re2 Rb1 46. Kg2 Rd1
47. Rbe4 Kg4 48. b4 Rb1 49. Rc4 Ra1 50. Rxe5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.38"]
[White "Burg, Brent"]
[Black "Zojer, Stefan"]
[Result "1/2-1/2"]
[WhiteElo "2227"]
[BlackElo "2089"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "1019465"]
[BlackFideId "1616455"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Nc3 e5 7. d3 Nc6 8. Rb1
Bd7 9. b4 Qc8 10. Bg5 h6 11. Bxf6 Bxf6 12. Nd5 Bd8 13. b5 Ne7 14. Nf6+ Kg7 15.
Nxd7 Qxd7 16. d4 e4 17. Nd2 f5 18. d5 Ng8 19. Nb3 Bf6 20. Nd4 Bxd4 21. Qxd4+ Nf6
22. Rfd1 b6 23. Rb3 a5 24. f4 exf3 25. exf3 Rae8 26. Kf2 Re7 27. Re1 Rxe1 28.
Kxe1 Re8+ 29. Re3 Rxe3+ 30. Qxe3 Qe8 31. Qxe8 Nxe8 32. Kd2 Nf6 33. Ke3 Nd7 34.
f4 Nc5 35. Bf3 Kf6 36. Kd4 g5 37. Ke3 Na4 38. Kd4 Kg6 39. Bd1 Nc5 40. Bf3 g4 41.
Be2 h5 42. Bd3 h4 43. Bc2 h3 44. Ke3 Nd7 45. Kd4 Nf6 46. Ke3 Nh5 47. Kf2 Nf6 48.
Ke3 Nh5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.39"]
[White "Henseler, Jorgen"]
[Black "Christiansen, Johan-Sebastian"]
[Result "0-1"]
[WhiteElo "2073"]
[BlackElo "2217"]
[ECO "C18"]
[Opening "French"]
[Variation "Winawer, advance variation"]
[WhiteFideId "1023233"]
[BlackFideId "1512668"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4
Kf8 9. Qd1 b6 10. Nf3 Ba6 11. h4 Bxf1 12. Kxf1 Ne7 13. h5 h6 14. Rh4 Nbc6 15.
Kg1 Qa6 16. Rf4 Kg8 17. Nh4 Rc8 18. Qf3 Nd8 19. Rg4 Kh7 20. Rxg7+ Kxg7 21. Qf6+
Kg8 22. Qxe7 Qe2 23. Ng6 fxg6 24. Qe8+ Kg7 25. Qxg6+ Kf8 26. Bxh6+ Rxh6 27.
Qxh6+ Ke7 28. Qf6+ Kd7 29. Qg7+ Kc6 30. dxc5 Qxh5 31. Qxa7 Qxe5 32. Rb1 Rc7 33.
cxb6 Rb7 34. Qa4+ Kd6 35. Qb4+ Kd7 36. c4 Nc6 37. Qb5 d4 38. c5 Qe4 39. Qd3 Qxd3
40. cxd3 Ne5 41. Rb4 Kc6 42. Rxd4 Kxc5 43. Re4 Kd5 44. Rb4 Nxd3 45. Rb1 Nc5 46.
f3 Kc4 47. Kf2 Nb3 48. g4 Rxb6 49. Ke3 Ra6 50. Kf4 Nd4 51. Rb4+ Kd5 52. a4 e5+
53. Kg3 Rf6 54. g5 Rxf3+ 55. Kg4 Rf1 56. a5 Ke4 57. a6 Rg1+ 58. Kh5 Kf5 59. Kh6
Ne6 60. Kh7 Nxg5+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.40"]
[White "Schippers, Maurice"]
[Black "Sandvik, Thomas"]
[Result "1-0"]
[WhiteElo "2216"]
[BlackElo "2083"]
[ECO "C06"]
[Opening "French"]
[Variation "Tarrasch, closed variation, main line"]
[WhiteFideId "1004735"]
[BlackFideId "503231"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4
f6 9. exf6 Nxf6 10. Nf3 Bd6 11. O-O O-O 12. Bg5 Bd7 13. Rc1 Qe8 14. Ng3 Nh5 15.
Bd2 Bf4 16. Qc2 Rf6 17. Bxh7+ Kh8 18. Bd3 Bxd2 19. Qxd2 Rxf3 20. gxf3 Nxd4 21.
Qe3 e5 22. Kh1 Nf4 23. Rfe1 Bh3 24. Bf1 Bxf1 25. Rxf1 Qe7 26. Rg1 Rf8 27. Rc3
Nh3 28. Rgc1 Rxf3 29. Qd2 Rxf2 30. Rc8+ Rf8 31. Qe3 Nc6 32. Rxf8+ Qxf8 33. Rf1
Qb4 34. Ne2 Qe4+ 35. Qxe4 dxe4 36. Rf5 Kg8 37. Kg2 g6 38. Rf6 Kg7 39. Rxc6 bxc6
40. Kxh3 Kf6 41. Kg4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.41"]
[White "Stavast, Dick"]
[Black "Dijkhuis, Tycho"]
[Result "1-0"]
[WhiteElo "2066"]
[BlackElo "2202"]
[ECO "A00"]
[Opening "Benko's opening"]
[WhiteFideId "1014005"]
[BlackFideId "1036564"]
[EventDate "2013.12.21"]

1. g3 e5 2. Bg2 Nc6 3. c4 Nf6 4. Nc3 Bc5 5. e3 d5 6. cxd5 Nb4 7. d3 Nfxd5 8.
Nxd5 Nxd5 9. Nf3 Qe7 10. O-O O-O 11. a3 Rd8 12. b4 Bb6 13. Bb2 e4 14. Nd4 Nf6
15. dxe4 Nxe4 16. Qc2 Nd6 17. Rfd1 Bg4 18. Rd2 Bh5 19. a4 a5 20. b5 Kh8 21. h3
Bg6 22. Qc3 f6 23. Ba3 Qf7 24. Bxd6 cxd6 25. Ne2 Bc5 26. Qb2 Rac8 27. Nf4 Bb4
28. Bd5 Qe8 29. Bxb7 Bc3 30. Nxg6+ Qxg6 31. Qc2 Bxd2 32. Qxd2 Rc2 33. Qxa5 Re8
34. Qe1 f5 35. Bc6 Re5 36. Rc1 f4 37. Rxc2 Qxc2 38. gxf4 Rh5 39. a5 d5 40. a6
Qg6+ 41. Kh2 Qg4 42. Qf1 Qf3 43. Bd7 d4 44. Qg2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.42"]
[White "Balje, Jan"]
[Black "Gutkind, Kedem"]
[Result "1-0"]
[WhiteElo "2198"]
[BlackElo "2066"]
[ECO "D74"]
[Opening "Neo-Gruenfeld, 6.cd Nxd5, 7.O-O"]
[WhiteFideId "1004085"]
[BlackFideId "1046519"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d5 6. cxd5 Nxd5 7. O-O c6 8. Nc3
Nxc3 9. bxc3 Nd7 10. e4 e5 11. Rb1 exd4 12. cxd4 Nb6 13. Bg5 f6 14. Qb3+ Kh8 15.
Bf4 Re8 16. Rfe1 Be6 17. Qc2 Qd7 18. Rbd1 g5 19. Bc1 Qf7 20. e5 g4 21. exf6 gxf3
22. fxg7+ Kxg7 23. d5 Nxd5 24. Bb2+ Kg8 25. Bf1 Bf5 26. Qb3 Be6 27. Bc4 Nf4 28.
Rxe6 Nxe6 29. Re1 Rad8 30. Qc3 Qg6 31. Rxe6 Rxe6 32. Bxe6+ Kf8 33. Ba3+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.43"]
[White "Mager, Denis"]
[Black "Brookes, Christopher"]
[Result "1-0"]
[WhiteElo "2060"]
[BlackElo "2182"]
[ECO "E92"]
[Opening "King's Indian"]
[Variation "classical variation"]
[WhiteFideId "24691127"]
[BlackFideId "4669355"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. Qc2 Nc6 8. d5 Nb4
9. Qb1 a5 10. a3 Na6 11. b4 c5 12. dxc6 bxc6 13. O-O Bb7 14. Rd1 Qe7 15. Be3
Rfb8 16. Bb6 axb4 17. axb4 d5 18. cxd5 cxd5 19. Bxa6 Bxa6 20. Bc5 Qe8 21. Nxd5
Nxd5 22. Rxd5 Bb7 23. Rxa8 Rxa8 24. Rd1 Qc6 25. Nd2 h5 26. f3 h4 27. Nc4 h3 28.
Nb6 Ra6 29. Qd3 Kh7 30. Nd5 Ra2 31. gxh3 Qe6 32. Qb3 Ra8 33. Kg2 Bc8 34. b5
Qxh3+ 35. Kg1 f5 36. Ne7 Bb7 37. Qf7 Qh5 38. Nxf5 Qg5+ 39. Ng3 Bc8 40. Kh1 Bh3
41. b6 Ra5 42. Bf8 Qf6 43. Qxg7+ Qxg7 44. Bxg7 Kxg7 45. Rb1 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.44"]
[White "Schoehuijs, Erik"]
[Black "Majhi, Ankit"]
[Result "1-0"]
[WhiteElo "2180"]
[BlackElo "2058"]
[ECO "E90"]
[Opening "King's Indian"]
[Variation "5.Nf3"]
[WhiteFideId "1004425"]
[BlackFideId "1033735"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. h3 Na6 7. Be3 e5 8. d5 Nc5
9. Nd2 a5 10. g4 c6 11. Be2 cxd5 12. cxd5 Bd7 13. g5 Ne8 14. h4 f5 15. h5 f4 16.
Bxc5 dxc5 17. h6 Bh8 18. Bg4 Ra6 19. Na4 Bxg4 20. Qxg4 Qe7 21. Rc1 c4 22. Rxc4
Nd6 23. Rc1 f3 24. Nc5 Rf4 25. Qe6+ Qxe6 26. Nxe6 Rg4 27. Kf1 Ra8 28. Rh3 Nxe4
29. Nxe4 Rxe4 30. Rxf3 Rb4 31. Rfc3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.45"]
[White "Senders, Mischa"]
[Black "Lopez, Jasel"]
[Result "0-1"]
[BlackTitle "CM"]
[WhiteElo "2058"]
[BlackElo "2179"]
[ECO "C05"]
[Opening "French"]
[Variation "Tarrasch, Botvinnik variation"]
[WhiteFideId "1038370"]
[BlackFideId "15900045"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Bd3 b6 7. f4 Ba6 8. Ndf3
Bxd3 9. Qxd3 Qc8 10. Ne2 Qa6 11. Qxa6 Nxa6 12. O-O f5 13. exf6 Nxf6 14. Ng3 Bd6
15. Re1 Nc7 16. Ng5 O-O 17. Nxe6 Rfe8 18. f5 Nxe6 19. fxe6 Bxg3 20. hxg3 cxd4
21. cxd4 Rac8 22. Bg5 Rc6 23. Bxf6 gxf6 24. Rac1 Rexe6 25. Rxe6 Rxc1+ 26. Kf2
Kf7 27. Re2 Kg6 28. Kf3 Rf1+ 29. Ke3 Kf5 30. Rc2 Re1+ 31. Kf3 Rd1 32. Ke3 h5 33.
Rc7 Rg1 34. Kf3 Rb1 35. Rxa7 Rxb2 36. Rb7 Rxa2 37. Rxb6 Rd2 38. Rb8 Rd3+ 39. Kf2
Rxd4 40. Rh8 Kg6 41. Rg8+ Kh7 42. Rd8 Rd3 43. Rd6 Kg6 44. Ke2 Rxg3 45. Rxd5
Rxg2+ 46. Kf3 Ra2 47. Rd8 Kg5 48. Rg8+ Kf5 49. Rh8 Ra3+ 50. Kg2 Kg4 51. Rg8+ Kf4
52. Rb8 Rg3+ 53. Kf2 Rg4 54. Rb4+ Kg5 55. Rb5+ f5 56. Rb8 Ra4 57. Kg3 h4+ 58.
Kh3 Ra3+ 59. Kg2 Rg3+ 60. Kh2 f4 61. Rf8 Kg4 62. Rf7 Re3 63. Rf8 Kf3 64. Rf7 Re1
65. Rf8 Ke3 66. Kg2 h3+ 67. Kxh3 f3 68. Re8+ Kf2 69. Rf8 Re7 70. Ra8 Kf1 71. Kg3
f2 72. Ra1+ Re1 73. Ra2 Re3+ 74. Kf4 Rb3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.46"]
[White "Ypma, Peter"]
[Black "Stolwijk, Colin"]
[Result "0-1"]
[WhiteElo "2179"]
[BlackElo "2041"]
[ECO "A11"]
[Opening "English"]
[Variation "Caro-Kann defensive system"]
[WhiteFideId "1027255"]
[BlackFideId "1033743"]
[EventDate "2013.12.21"]

1. c4 c6 2. b3 d5 3. Bb2 Bf5 4. g3 Nd7 5. Bg2 Ngf6 6. Nf3 e6 7. O-O Bd6 8. d4
O-O 9. Nh4 Bg6 10. Nxg6 hxg6 11. c5 Be7 12. f4 Ne4 13. Nd2 Nxd2 14. Qxd2 f5 15.
b4 a5 16. a3 axb4 17. axb4 b5 18. cxb6 Nxb6 19. Rac1 Qd7 20. Qd3 Bd6 21. Bc3 Ra3
22. Qb1 Nc4 23. Rf3 Rb8 24. Be1 Rxf3 25. exf3 Bxb4 26. Bf1 Qa7 27. Qa1 Qxa1 28.
Rxa1 Bxe1 29. Rxe1 Nd2 30. Kf2 Kf7 31. Bd3 Rb3 32. Be2 Rb1 33. Rxb1 Nxb1 34. Ke3
Nc3 35. Ba6 Ke7 36. Bb7 Kd7 37. Ba6 Na4 38. Kd2 Kd6 39. Kc2 Nb6 40. Kc3 c5 41.
Bb5 cxd4+ 42. Kxd4 Nd7 43. Ba4 e5+ 44. fxe5+ Nxe5 45. f4 Nf3+ 46. Ke3 Nxh2 47.
Be8 g5 48. Bg6 Ke6 49. Bh7 Ng4+ 50. Kd4 Nf6 51. Bg6 g4 52. Ke3 Ne4 53. Bh7 Nxg3
54. Bg8+ Kd6 55. Bh7 Kc5 56. Kd3 Ne4 57. Bxf5 g3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.47"]
[White "Maris, Ivo"]
[Black "Bakels, Anton"]
[Result "1/2-1/2"]
[WhiteElo "2161"]
[BlackElo "2026"]
[ECO "E91"]
[Opening "King's Indian"]
[Variation "Kazakh variation"]
[WhiteFideId "1028146"]
[BlackFideId "1046187"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Na6 7. O-O e5 8. Be3
Ng4 9. Bg5 Qe8 10. dxe5 dxe5 11. h3 h6 12. Bd2 Nf6 13. Be3 Qe7 14. Nd5 Qd8 15.
Qc2 c6 16. Nxf6+ Qxf6 17. c5 Nb8 18. Rfd1 Qe7 19. Nd2 Nd7 20. b4 f5 21. f3 Nf6
22. Nc4 fxe4 23. fxe4 Nxe4 24. Qxe4 Bf5 25. Qf3 Bd3 26. Bxd3 Rxf3 27. gxf3 e4
28. Bxe4 Bxa1 29. Rxa1 Qe6 30. Rc1 Qxh3 31. Rc2 Qg3+ 32. Kf1 Rf8 33. Ke2 Qg2+
34. Bf2 g5 35. Ne3 Qh3 36. Rd2 Qe6 37. Rd6 Qxa2+ 38. Kf1 Qa1+ 39. Kg2 Rf6 40.
Nf5 h5 41. Rd8+ Kf7 42. Rd7+ Ke8 43. Rxb7 g4 44. Nd6+ Kf8 45. Rb8+ Ke7 46. fxg4
hxg4 47. Bxc6 Rxf2+ 48. Kxf2 g3+ 49. Kxg3 Qg1+ 50. Kf4 Qf2+ 51. Ke5 Qb2+ 52. Kd5
Qb3+ 53. Kd4 Qd1+ 54. Kc3 Qc1+ 55. Kb3 Qd1+ 56. Kb2 Qd2+ 57. Ka3 Qd3+ 58. Ka4
Qa6+ 59. Kb3 Qd3+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.48"]
[White "Gerlagh, Joris"]
[Black "Beerdsen, Thomas"]
[Result "0-1"]
[WhiteElo "2032"]
[BlackElo "2154"]
[ECO "D11"]
[Opening "QGD Slav"]
[Variation "3.Nf3"]
[WhiteFideId "1038834"]
[BlackFideId "1030108"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 Bf5 5. Qb3 Qc8 6. Nc3 dxc4 7. Qxc4 Nbd7 8.
Bg2 h6 9. O-O e6 10. Re1 Be7 11. Bf4 O-O 12. e4 Bh7 13. Rac1 Rd8 14. Qb3 Bf8 15.
h4 a5 16. a3 b5 17. e5 Nd5 18. Nxd5 exd5 19. Nd2 Nb6 20. Kh2 Bf5 21. Nf1 Nc4 22.
Ne3 Be6 23. Rcd1 Rb8 24. Re2 c5 25. dxc5 d4 26. Nxc4 bxc4 27. Qa4 c3 28. b4 axb4
29. axb4 d3 30. Re3 c2 31. Ra1 Rd4 32. Re4 Bxc5 33. Rxd4 Bxd4 34. Ra3 c1=Q 35.
Bxc1 Qxc1 36. Rxd3 Bxf2 37. Rd1 Qe3 38. Bh3 Qxg3+ 39. Kh1 Bd5+ 40. Bg2 Qh3# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.49"]
[White "Vereggen, Lars"]
[Black "Hummel, Joop"]
[Result "1/2-1/2"]
[WhiteElo "2147"]
[BlackElo "2006"]
[ECO "D31"]
[Opening "QGD"]
[Variation "semi-Slav, Abrahams variation"]
[WhiteFideId "1029258"]
[BlackFideId "1012126"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Nc3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 a5 8. axb5
Bxc3 9. Bxc3 cxb5 10. b3 Bb7 11. bxc4 b4 12. Bb2 Nf6 13. Bd3 Nbd7 14. O-O O-O
15. Qc2 Qc7 16. Ne5 Nxe5 17. dxe5 Ng4 18. Bxh7+ Kh8 19. h3 Qc6 20. f3 Nxe3 21.
Qf2 Kxh7 22. Qxe3 Qxc4 23. Rfc1 Qh4 24. Rc7 Bd5 25. Bd4 Kg8 26. Bc5 Rfe8 27. Kh2
b3 28. Ba3 Rec8 29. Rac1 Rxc7 30. Rxc7 Qa4 31. Qc1 Qd4 32. Bb2 Qf2 33. Qf4 Rf8
34. Bd4 Qe2 35. Bc5 Qc2 36. Bxf8 Qxc7 37. Ba3 Qc3 38. Qg5 f6 39. exf6 Qxf6 40.
Qd2 Qe5+ 41. f4 Qe4 42. Kg3 Kh7 43. Bb2 a4 44. Kh2 Kg6 45. Qf2 Kf5 46. g4+ Kg6
47. Kg3 Kh7 48. Kh4 Qb4 49. Qa7 Bb7 50. Qb8 a3 51. Bxa3 Qxa3 52. Qxb7 b2 53.
Qe4+ Kh8 54. Qg6 Qe7+ 55. g5 e5 56. Qb6 exf4 57. Qxb2 Qe4 58. Qf2 Qf5 59. Qf3
Kg8 60. Qa8+ Kh7 61. Qf3 Kg8 62. Qa8+ Kf7 63. Qb7+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.50"]
[White "Hummel, Paul"]
[Black "Chernukhin, Alexander"]
[Result "0-1"]
[WhiteElo "2011"]
[BlackElo "2145"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "1021168"]
[BlackFideId "24177199"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. d4 e6 6. b3 h6 7. c4 Nbd7 8. Bb2 Qc7
9. Nbd2 Bd6 10. Rc1 O-O 11. Ne1 Bh7 12. Nd3 Rac8 13. Nf3 Bxd3 14. Qxd3 Qb8 15.
Nd2 Rfd8 16. e4 dxe4 17. Nxe4 Nxe4 18. Qxe4 e5 19. Bh3 exd4 20. Bxd7 Rxd7 21.
Qxd4 f6 22. c5 Be5 23. Qxd7 Bxb2 24. Rc2 Be5 25. Rd1 Qc7 26. Qe6+ Kh8 27. f4 Rd8
28. Re1 Qa5 29. Rce2 Qxc5+ 30. Kg2 Bc3 31. Rc1 Qa5 32. Qc4 Bb4 33. Qf7 Kh7 34.
Qe6 Kh8 35. Qe4 Qb5 36. Rc4 a5 37. a4 Qb6 38. Qg6 Bf8 39. Qc2 Qc7 40. Rce4 Qf7
41. Qc4 Qd7 42. Qe6 Bb4 43. Qxd7 Rxd7 44. f5 Kg8 45. Kf3 Kf7 46. g4 Bc5 47. Rc2
Bb4 48. Ke3 Rd5 49. Rcc4 Bc5+ 50. Ke2 Kf8 51. Rc3 Bb4 52. Rd3 Rxd3 53. Kxd3 Kf7
54. Re2 Kf8 55. Ke4 Ke8 56. h4 Be7 57. Kd4 Kd7 58. Kc4 Kd8 59. Rd2+ Kc7 60. Re2
Kd8 61. Re6 Kd7 62. Kd4 Kd8 63. Re2 Kd7 64. Ke4 Kd8 65. Rd2+ Kc7 66. Rd1 Kc8 67.
g5 fxg5 68. hxg5 Bxg5 69. Ke5 Bf6+ 70. Ke6 h5 71. Rd7 h4 72. Rf7 Kb8 73. Kd6 Ka7
74. Rf8 Kb6 75. Rh8 Bg5 76. Rh5 Bf6 77. Rh7 Ka6 78. Rh8 Kb6 79. Rh7 Ka6 80. Kc5
Be7+ 81. Kc4 Bf6 82. Rh8 Kb6 83. Re8 Ba1 84. Re4 Bf6 85. Rg4 Ka6 86. Re4 Kb6 87.
Re6 Ba1 88. b4 axb4 89. Kxb4 Bf6 90. Re8 Kc7 91. a5 Bg5 92. Kc4 Bf6 93. Kc5 Bg5
94. Re2 Bf6 95. Re8 Bg5 96. Rh8 Bf6 97. Ra8 Bd8 98. a6 Be7+ 99. Kc4 bxa6 100.
Rxa6 Kd6 101. Ra7 Bf6 102. Ra3 Ke5 103. Ra6 Kxf5 104. Rxc6 h3 105. Kd3 h2 106.
Rc1 Kg4 107. Ke2 Kg3 108. Rf1 Bd4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.22"]
[Round "2.51"]
[White "Mollema, Thomas"]
[Black "Go, Benjamin"]
[Result "1/2-1/2"]
[WhiteElo "1977"]
[BlackElo "2140"]
[ECO "B07"]
[Opening "Pirc"]
[Variation "Sveshnikov system"]
[WhiteFideId "1034987"]
[BlackFideId "1014560"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 c6 6. Nge2 Qc7 7. h3 Nbd7 8. Be3
b5 9. f4 Nb6 10. b3 Bb7 11. Qd2 Rd8 12. O-O b4 13. Nd1 c5 14. Nf2 O-O 15. c4
bxc3 16. Qxc3 Ba6 17. Rfe1 Rc8 18. Rac1 Bxe2 19. Rxe2 Qd7 20. Qe1 cxd4 21. Bxd4
Nh5 22. Bxg7 Kxg7 23. Kh2 e5 24. fxe5 dxe5 25. Ng4 Qe7 26. Rec2 Qg5 27. Rxc8
Nxc8 28. Rc5 Re8 29. Qc3 Nd6 30. Rxe5 Rxe5 31. Qxe5+ Qxe5 32. Nxe5 Nf6 33. Nc6
Nfxe4 34. Nxa7 f5 35. a4 Kf6 36. b4 Ke5 37. a5 Kd4 38. b5 Kc5 39. b6 Nb7 40. g4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.1"]
[White "Stukopin, Andrey"]
[Black "Rodshtein, Maxim"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2509"]
[BlackElo "2683"]
[ECO "C24"]
[Opening "Bishop's opening"]
[Variation "Berlin defence"]
[WhiteFideId "24107131"]
[BlackFideId "2806851"]
[EventDate "2013.12.21"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 a5 8. a4
Qd6 9. Qg5 Nbd7 10. exd5 cxd5 11. d4 O-O 12. O-O e4 13. Nh4 Nb6 14. Nf5 Bxf5 15.
Qxf5 Nc8 16. Nc3 Ne7 17. Qe5 Qd7 18. f3 Nc6 19. Qg5 Nxd4 20. fxe4 Nxb3 21. cxb3
Nxe4 22. Qxd5 Qxd5 23. Nxd5 Nd2 24. Rf5 Nxb3 25. Ne7+ Kh8 26. Raf1 Nd2 27. R1f4
g6 28. Rd5 Rfd8 29. Rxf7 Nc4 30. h4 Ne3 31. Rb5 Rd2 32. h5 Rad8 33. Rg5 gxh5 34.
Kh2 Ng4+ 35. Kh3 Nh6 36. Rf6 Ng8 37. Rxg8+ Rxg8 38. Nxg8 Kxg8 39. Rb6 Rd3+ 40.
g3 Rd7 41. b3 Kg7 42. Kh4 Rd3 43. Rxb7+ Kg6 44. Rb6+ Kg7 45. Rb5 h6 46. Rxh5
Rxb3 47. Rxa5 Ra3 48. Ra6 Kf7 49. a5 h5 50. Ra8 Kg7 51. a6 Kg6 52. a7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.2"]
[White "Azaladze, Shota"]
[Black "L'Ami, Erwin"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2482"]
[BlackElo "2645"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack, Keres variation"]
[WhiteFideId "13603027"]
[BlackFideId "1007998"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 4. O-O c6 5. d3 e5 6. e4 dxe4 7. dxe4 Ngf6 8.
Nbd2 Bc5 9. h3 Bh5 10. Qe1 O-O 11. Nc4 Qc7 12. a4 Ne8 13. b4 Be7 14. c3 f6 15.
Be3 Nd6 16. Nfd2 Nxc4 17. Nxc4 Nb6 18. Bxb6 axb6 19. Qe3 Bd8 20. Rfb1 Bf7 21.
Bf1 Be6 22. Rd1 Kh8 23. Kh2 Rf7 24. Be2 Rd7 25. Rxd7 Bxd7 26. a5 bxa5 27. bxa5
Be8 28. Nb6 Rb8 29. c4 Be7 30. c5 Bf8 31. Rd1 Rd8 32. Kg2 Rxd1 33. Bxd1 Qe7 34.
Na4 Qd8 35. Qb3 h5 36. Bc2 Qd2 37. Qc4 Bg6 38. Bb3 Bh7 39. Nc3 Qd4 40. Qf7 Qxc5
41. h4 Qe7 42. Qxh5 g6 43. Qg4 Qd8 44. Qe6 Bb4 45. a6 bxa6 46. Na2 Bd6 47. Qc4
Bg8 48. Qc2 Bxb3 49. Qxb3 Qc7 50. Qf3 Kg7 51. h5 Qf7 52. Qe2 gxh5 53. Qxa6 Qd7
54. Qc4 Be7 55. Nc3 Qd6 56. Qa4 Qe6 57. Qa7 Kf7 58. Qa6 Bc5 59. Qb7+ Kg6 60. Qa6
h4 61. Nd5 h3+ 62. Kh2 Bxf2 63. Qa2 cxd5 64. exd5 Qb6 65. d6 Qxd6 66. Qxf2 Qc6
67. Kxh3 Qh1+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.3"]
[White "Andriasian, Zaven"]
[Black "Danielian, Elina"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2610"]
[BlackElo "2462"]
[ECO "D26"]
[Opening "QGA"]
[Variation "classical variation, 6.O-O"]
[WhiteFideId "13302000"]
[BlackFideId "13300210"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O Nc6 7. dxc5 Qxd1 8.
Rxd1 Bxc5 9. b3 Ke7 10. Bb2 b6 11. Nbd2 Bb7 12. Be2 Rhd8 13. Nc4 Rxd1+ 14. Rxd1
Rd8 15. Rxd8 Nxd8 16. a3 Kf8 17. b4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.4"]
[White "Javakhadze, Zurab"]
[Black "Spoelman, Wouter"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2451"]
[BlackElo "2585"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack, Yugoslav variation"]
[WhiteFideId "13603647"]
[BlackFideId "1010891"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. d3 e6 6. Nbd2 Be7 7. b3 O-O 8. Bb2
a5 9. a3 Nbd7 10. Qe1 Qc7 11. e4 Bh5 12. h3 a4 13. b4 c5 14. e5 Ne8 15. b5 c4
16. dxc4 dxc4 17. Bc3 Bg6 18. Nd4 Nb6 19. Qe2 Rd8 20. Rfd1 Bc5 21. Ne4 Nd5 22.
Be1 Bxd4 23. Rxd4 Qxe5 24. Rad1 Bh5 25. Bf3 Bxf3 26. Qxf3 Nec7 27. b6 Nb5 28.
Rxc4 f5 29. Ng5 h6 30. Rc5 Nd4 31. Qd3 Ne2+ 32. Kf1 hxg5 33. Qxe2 Ne3+ 34. Qxe3
Qxe3 35. fxe3 Rxd1 36. Rc7 Rf7 37. Ke2 Rd6 38. Rc8+ Kh7 39. Ba5 e5 40. c4 f4 41.
c5 Rh6 42. Bc3 fxg3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.5"]
[White "Michalik, Peter"]
[Black "Kohlweyer, Bernd"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2577"]
[BlackElo "2431"]
[ECO "A18"]
[Opening "English"]
[Variation "Mikenas-Carls, Flohr variation"]
[WhiteFideId "14907526"]
[BlackFideId "4600622"]
[EventDate "2013.12.21"]

1. c4 e6 2. Nc3 Nf6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. Nf3 e5 8. d4
exd4 9. Bg5 Qe6+ 10. Be2 Be7 11. Bxe7 Qxe7 12. cxd4 O-O 13. O-O Nc6 14. d5 Ne5
15. Nxe5 Qxe5 16. Bf3 b6 17. d6 Rb8 18. d7 Ba6 19. Qa4 Qa5 20. Qc6 Qc5 21. Rfe1
Qxc6 22. Bxc6 Bxc4 23. Re8 Rd8 24. a4 Be6 25. Rd1 Bxd7 26. Rxd8 Rxd8 27. Rxd7
Rxd7 28. Bxd7 Kf8 29. Kf1 Ke7 30. Bf5 h6 31. Ke2 Kd6 32. Kd3 Kc5 33. Kc3 c6 34.
Bc2 a6 35. Bf5 b5 36. a5 b4+ 37. Kb3 Kb5 38. Bc2 c5 39. Bd3+ Kxa5 40. Bc4 f6 41.
f4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.6"]
[White "Lobzhanidze, Davit"]
[Black "Novikov, Stanislav"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2445"]
[BlackElo "2556"]
[ECO "B06"]
[Opening "Robatsch defence"]
[Variation "two knights, Suttles variation"]
[WhiteFideId "13600796"]
[BlackFideId "4125371"]
[EventDate "2013.12.21"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Be3 Nd7 6. Qd2 b5 7. Bd3 Bb7 8. h3 Qc7
9. O-O Ngf6 10. a3 O-O 11. Bh6 a6 12. Rfe1 e5 13. dxe5 dxe5 14. Qg5 c5 15. Bxg7
Kxg7 16. Nh4 Kh8 17. Rad1 b4 18. axb4 cxb4 19. Nb1 Ng8 20. Nd2 a5 21. b3 Nc5 22.
Bc4 Rad8 23. Nhf3 Rfe8 24. Qe3 Kg7 25. Nh2 Nf6 26. Ng4 Nxg4 27. hxg4 Rd4 28. f3
Red8 29. Be2 Ne6 30. Nf1 Qxc2 31. Rc1 Qb2 32. Rb1 Qc3 33. Qxc3 bxc3 34. Rec1 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.7"]
[White "Zakhartsov, Vladimir"]
[Black "Bok, Benjamin"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2358"]
[BlackElo "2540"]
[ECO "C60"]
[Opening "Ruy Lopez"]
[Variation "Cozio defence"]
[WhiteFideId "4145097"]
[BlackFideId "1017063"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O g6 5. d4 exd4 6. c3 Bg7 7. cxd4 a6 8. Bc4
O-O 9. Nc3 d6 10. h3 b5 11. Bb3 Na5 12. Bc2 Bb7 13. Bg5 h6 14. Bf4 Nc4 15. b3
Na3 16. Bd3 b4 17. Bc1 c5 18. Bxa3 bxa3 19. Ne2 Qb6 20. Qc1 Nc6 21. Qxa3 Nb4 22.
Rad1 Nxd3 23. Rxd3 Bxe4 24. dxc5 dxc5 25. Re3 Rfe8 26. Nd2 Bb7 27. Nc4 Qc6 28.
Nf4 Qc7 29. Ne2 h5 30. Qa4 Rxe3 31. Nxe3 Rd8 32. Qc4 Qc6 33. Rc1 Rd2 34. Rc2
Rd1+ 35. Kh2 Qd6+ 36. Ng3 Ra1 37. Qxc5 Qxc5 38. Rxc5 h4 39. Ngf1 Rxa2 40. Rc2
Ra3 41. Nd2 Be5+ 42. Kg1 Ra1+ 43. Nef1 Bf6 44. Rc4 Bd5 45. Rb4 Bc3 46. Rb8+ Kg7
47. Rd8 Be6 48. Ne4 Bb4 49. Rb8 a5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.8"]
[White "Pruijssers, Roeland"]
[Black "Peng, Zhaoqin"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2539"]
[BlackElo "2369"]
[ECO "C11"]
[Opening "French"]
[Variation "Steinitz, Boleslavsky variation"]
[WhiteFideId "1013068"]
[BlackFideId "1004786"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4
Bc5 9. Qd2 Nxd4 10. Bxd4 Bxd4 11. Qxd4 Qb6 12. Qxb6 Nxb6 13. Nb5 Ke7 14. O-O-O
Bd7 15. Nd4 a6 16. h4 h5 17. b3 Nc8 18. Rh3 Na7 19. Re3 Nc6 20. Nf3 Rac8 21. Kb2
Rc7 22. Be2 Rhc8 23. Rd2 Na7 24. Ng5 g6 25. Bf3 b5 26. a3 a5 27. Bd1 b4 28. a4
Rc3 29. Rdd3 R3c5 30. Rd2 Rc3 31. Red3 R8c7 32. g4 hxg4 33. Bxg4 Nc6 34. h5 gxh5
35. Bxh5 Rxd3 36. Rxd3 f6 37. exf6+ Kxf6 38. Bg4 e5 39. Bxd7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.9"]
[White "Romanov, Evgeny"]
[Black "Garcia Palermo, Carlos"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2654"]
[BlackElo "2450"]
[ECO "A14"]
[Opening "English"]
[Variation "Neo-Catalan declined"]
[WhiteFideId "4148843"]
[BlackFideId "110124"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 dxc4 7. Ne5 Qd6 8. Na3
Qa6 9. Naxc4 Rd8 10. b4 Nc6 11. Nxc6 bxc6 12. Na5 Nd5 13. Bd2 Bxb4 14. Nb3 Nc3
15. Bxc3 Bxc3 16. Rc1 Ba5 17. Nc5 Qb6 18. Rb1 Bb4 19. Nd3 Rxd4 20. a3 a5 21.
axb4 axb4 22. Qc2 Ba6 23. Ne5 Bb5 24. Bxc6 Bxc6 25. Nxc6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.10"]
[White "Kovchan, Alexander"]
[Black "Willemze, Thomas"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2562"]
[BlackElo "2421"]
[ECO "C19"]
[Opening "French"]
[Variation "Winawer, advance, poisoned pawn, Konstantinopolsky variation"]
[WhiteFideId "14103052"]
[BlackFideId "1007238"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 cxd4 8.
Qxg7 Rg8 9. Qxh7 Qc7 10. Ne2 dxc3 11. f4 Nbc6 12. Qd3 d4 13. Nxd4 Nxd4 14. Qxd4
Bd7 15. Rg1 Nf5 16. Qf2 Qc6 17. g4 Qe4+ 18. Qe2 Qd4 19. Rg2 Nh4 20. Rg3 Bc6 21.
Rb1 O-O-O 22. Rb4 Qd5 23. Rc4 Kb8 24. Rcxc3 Qh1 25. h3 Rd7 26. Qf2 Rgd8 27. Rgd3
Rxd3 28. Rxd3 Rxd3 29. cxd3 Nf3+ 30. Ke2 Ng1+ 31. Kd2 Nf3+ 32. Kc2 Ng1 33. Be3
Ba4+ 34. Kd2 Nf3+ 35. Ke2 Bc2 36. Qg2 Bxd3+ 37. Kxf3 Qxf1+ 38. Qxf1 Bxf1 39. h4
Bd3 40. h5 Bh7 41. Kg3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.11"]
[White "Olsarova, Tereza"]
[Black "Klein, David"]
[Result "0-1"]
[WhiteTitle "WIM"]
[BlackTitle "IM"]
[WhiteElo "2260"]
[BlackElo "2491"]
[ECO "B92"]
[Opening "Sicilian"]
[Variation "Najdorf, Opovcensky variation"]
[WhiteFideId "325449"]
[BlackFideId "1003623"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 g6 7. O-O Bg7 8. Be3
O-O 9. Kh1 Nc6 10. Nb3 b5 11. a4 b4 12. Nd5 Nd7 13. c3 bxc3 14. Nxc3 Rb8 15. Rc1
Bb7 16. Nd4 Nc5 17. Bc4 Ne5 18. Bd5 Bxd5 19. Nxd5 e6 20. f4 exd5 21. fxe5 Nxe4
22. Nc6 Qh4 23. Rf4 Qxf4 24. Bxf4 Nf2+ 25. Kg1 Nxd1 26. exd6 Nxb2 27. d7 Rb7 28.
d8=Q Rxd8 29. Nxd8 Rd7 30. Rc8 Bd4+ 31. Kf1 Kg7 32. Nc6 Nd3 33. Nxd4 Nxf4 34.
Rc6 Rb7 35. g3 Rb4 36. Nf3 Rb1+ 37. Kf2 Nd3+ 38. Ke2 Nb4 39. Rc7 Rb2+ 40. Ke3
Rb3+ 41. Ke2 Kf6 42. g4 Rb2+ 43. Ke3 Rb3+ 44. Ke2 g5 45. Rb7 Rb2+ 46. Nd2 Nd3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.12"]
[White "Burg, Twan"]
[Black "De Jong, Migchiel"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2490"]
[BlackElo "2347"]
[ECO "C15"]
[Opening "French"]
[Variation "Winawer (Nimzovich) variation"]
[WhiteFideId "1010697"]
[BlackFideId "1002848"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Ne7 6. Bd3 b6 7. exd5 Qxd5 8.
f3 Qa5 9. Bd2 Ba6 10. c4 Qa4 11. Rb1 Nbc6 12. Ne2 Bxc4 13. Nc3 Qa6 14. Nb5 Bxb5
15. Bxb5 Qb7 16. Bb4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.13"]
[White "Svane, Rasmus"]
[Black "Pel, Bonno"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2472"]
[BlackElo "2313"]
[ECO "A41"]
[Opening "Queen's Pawn"]
[WhiteFideId "4657101"]
[BlackFideId "1004760"]
[EventDate "2013.12.21"]

1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 e5 5. e4 Nc6 6. Bg5 f6 7. Be3 Nh6 8. dxe5
dxe5 9. Qxd8+ Kxd8 10. Rd1+ Bd7 11. Nd5 Nf7 12. c5 Kc8 13. Bc4 Nfd8 14. b4 Re8
15. O-O Ne6 16. b5 Ncd4 17. Nxd4 exd4 18. c6 bxc6 19. bxc6 Bxc6 20. Bxd4 Nxd4
21. Ba6+ Bb7 22. Bxb7+ Kxb7 23. Rxd4 c5 24. Rb1+ Kc6 25. Ra4 Kd6 26. Ra6+ Ke5
27. Nc7 Rab8 28. f4+ Kxf4 29. Rf1+ Ke5 30. Nxe8 Rxe8 31. Rxa7 Bh6 32. Kf2 Bd2
33. Ke2 Bg5 34. Kd3 h5 35. a4 Rd8+ 36. Kc3 Rd4 37. Rf2 Be3 38. Re2 Bg1 39. Ra2
Rb4 40. a5 Kxe4 41. Ra8 Bxh2 42. a6 Be5+ 43. Kd2 Bb8 44. a7 Bxa7 45. R8xa7 Rd4+
46. Ke2 g5 47. Rc7 Rc4 48. Kf2 h4 49. Re7+ Kf4 50. Ree2 g4 51. Rec2 g3+ 52. Kg1
Rd4 53. Ra1 f5 54. Rac1 Kg4 55. Rc4 h3 56. gxh3+ Kxh3 57. Rxd4 cxd4 58. Rd1 f4
59. Rxd4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.14"]
[White "Cernousek, Lukas"]
[Black "Efroimski, Marsel"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "WIM"]
[WhiteElo "2455"]
[BlackElo "2307"]
[ECO "D70"]
[Opening "Neo-Gruenfeld (Kemeri) defence"]
[WhiteFideId "311707"]
[BlackFideId "2810964"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Nb6 6. Nc3 Bg7 7. Nf3 Nc6 8. e3
O-O 9. O-O e5 10. d5 Ne7 11. e4 Bg4 12. h3 Bxf3 13. Qxf3 c6 14. Rd1 cxd5 15.
exd5 Nf5 16. d6 Rb8 17. Qd3 Qd7 18. b3 Nd4 19. Ba3 Rfc8 20. Rac1 f5 21. Qe3 Bf6
22. Rd2 Qg7 23. Rcd1 Re8 24. Ne2 Ne6 25. d7 Red8 26. Bd6 e4 27. Bxb8 Rxb8 28.
Nf4 Nd8 29. f3 Qe7 30. fxe4 Nc6 31. Nd5 Nxd5 32. Rxd5 Rd8 33. Qe1 Nb4 34. Rd6
Nc2 35. Qd2 Be5 36. Qd5+ Kf8 37. Re6 Qg5 38. Re8+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.15"]
[White "De Groot, Hendrik"]
[Black "Donchenko, Alexander"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2063"]
[BlackElo "2455"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "1037021"]
[BlackFideId "24603295"]
[EventDate "2013.12.21"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. e4 d6 6. d3 e5 7. Nc3 Nge7 8. Nh4
O-O 9. f4 exf4 10. Bxf4 h6 11. Nf3 Be6 12. Nb5 a6 13. Nc3 b5 14. Qd2 b4 15. Nd1
Kh7 16. c3 bxc3 17. bxc3 d5 18. e5 Qd7 19. d4 cxd4 20. cxd4 g5 21. Bxg5 hxg5 22.
Nxg5+ Kg8 23. Qe2 Bg4 24. Qd2 f6 25. exf6 Bxf6 26. Nf2 Bxd4 27. Kh1 Bxa1 28.
Rxa1 Qf5 29. Nxg4 Qxg4 30. Re1 Rf5 31. Ne6 Re5 32. Nc7 Qd4 33. Qc1 Rc8 34. Ne6
Rxe1+ 35. Qxe1 Qe4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.16"]
[White "Klapwijk, Bram"]
[Black "Ernst, Sipke"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2039"]
[BlackElo "2566"]
[ECO "B28"]
[Opening "Sicilian"]
[Variation "O'Kelly variation"]
[WhiteFideId "1009133"]
[BlackFideId "1004689"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 a6 3. c4 e6 4. Nc3 d6 5. d4 cxd4 6. Nxd4 Nf6 7. Be2 b6 8. Be3
Bb7 9. f3 Nbd7 10. Qd2 Be7 11. O-O O-O 12. Rac1 Rc8 13. b3 Re8 14. Bd3 Qc7 15.
Bb1 Qb8 16. Qf2 Bd8 17. Nce2 h5 18. Kh1 Ba8 19. Qg3 Nf8 20. Bf4 Bc7 21. Qh3 b5
22. cxb5 axb5 23. Bd3 b4 24. Nb5 e5 25. Bg5 N8h7 26. Bd2 Ba5 27. Be3 d5 28. Ba7
Rxc1 29. Rxc1 Qd8 30. exd5 Qxd5 31. Bc4 Qd2 32. Bc5 Rd8 33. Rf1 Bc6 34. Qh4 Bd5
35. Bxd5 Rxd5 36. Qc4 Rxc5 37. Qxc5 Qxe2 38. Rc1 e4 39. Nd4 Qd2 40. fxe4 Nxe4
41. Nf3 Qh6 42. Qc8+ Nf8 43. Re1 Nf2+ 44. Kg1 Bb6 45. Rf1 Qd6 46. Qc2 Ng4+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.16"]
[White "Zakhartsov, Viacheslav V."]
[Black "Heemskerk, Wim"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2555"]
[BlackElo "2240"]
[ECO "D31"]
[Opening "QGD"]
[Variation "Charousek (Petrosian) variation"]
[WhiteFideId "4115333"]
[BlackFideId "1001000"]
[EventDate "2013.12.21"]

1. d4 e6 2. c4 d5 3. Nc3 Be7 4. Nf3 Nf6 5. Qc2 O-O 6. cxd5 exd5 7. Bg5 g6 8. e3
Bf5 9. Qb3 Nbd7 10. Be2 c6 11. Qxb7 Rb8 12. Qxc6 Rxb2 13. Rc1 Qa5 14. Kf1 Rfb8
15. Ne1 R8b6 16. Qa4 Qxa4 17. Nxa4 Rb1 18. Rxb1 Rxb1 19. g4 Bb4 20. Kg2 Nxg4 21.
Bxg4 Bxg4 22. Nd3 Rxh1 23. Kxh1 Bf3+ 24. Kg1 Bd2 25. Be7 f6 26. Bb4 Be4 27. Nab2
Bxb4 28. Nxb4 Kf7 29. Kf1 Bf3 30. Nc6 a6 31. Na4 Ke6 32. Nb4 Kd6 33. Nxa6 Kc6
34. Nc3 Nb6 35. Nb4+ Kd6 36. a4 Nc4 37. Nb5+ Kd7 38. Ke1 g5 39. Nc3 Kd6 40. Nd3
Kc6 41. Nc5 h5 42. Nb3 Bg4 43. Nd2 Na5 44. e4 Be6 45. Ke2 f5 46. e5 f4 47. Na2
Kb6 48. Nb4 h4 49. Nf3 Nb3 50. Nxg5 Bf5 51. Nxd5+ Ka5 52. Kf3 Nxd4+ 53. Kxf4
Kxa4 54. Nf3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.18"]
[White "Christiansen, Johan-Sebastian"]
[Black "Greenfeld, Alon"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2217"]
[BlackElo "2531"]
[ECO "E67"]
[Opening "King's Indian"]
[Variation "fianchetto, classical variation"]
[WhiteFideId "1512668"]
[BlackFideId "2800039"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. Nc3 Nbd7 7. O-O e5 8. b3
Re8 9. Bb2 c6 10. d5 e4 11. dxc6 bxc6 12. Nd4 Bb7 13. Rc1 Qa5 14. a3 Rad8 15. b4
Qg5 16. e3 c5 17. Nde2 Ne5 18. Nf4 Nxc4 19. Ba1 Ne5 20. Qa4 Nf3+ 21. Bxf3 exf3
22. Qxa7 Ba8 23. bxc5 Qf5 24. h4 Bh6 25. Kh2 Ng4+ 26. Kg1 Nxe3 27. fxe3 Bxf4 28.
exf4 Qh3 29. Rf2 Qxg3+ 30. Kh1 Qxh4+ 31. Kg1 Qxf4 32. Bb2 Qg3+ 33. Kf1 Qh3+ 34.
Kg1 Re5 35. Rfc2 f2+ 36. Kxf2 Qg2# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.19"]
[White "Goudriaan, Etienne"]
[Black "Schippers, Maurice"]
[Result "0-1"]
[WhiteTitle "FM"]
[WhiteElo "2429"]
[BlackElo "2216"]
[ECO "D35"]
[Opening "QGD"]
[Variation "exchange, positional line"]
[WhiteFideId "1021150"]
[BlackFideId "1004735"]
[EventDate "2013.12.21"]

1. d4 e6 2. c4 d5 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 c6 8. Nge2
Re8 9. Qc2 h6 10. Bf4 Na6 11. a3 Nc7 12. O-O Bd6 13. b4 Ne6 14. Bxd6 Qxd6 15.
Ng3 Ng4 16. Rae1 a5 17. bxa5 Qxa3 18. f3 Nf6 19. Ra1 Qd6 20. Nce2 c5 21. Nf5 Qf8
22. Qb2 c4 23. Bc2 Nd8 24. Qc3 Nc6 25. Rfb1 Ra6 26. Nfg3 h5 27. Nf1 Qe7 28. h3
Qc7 29. Rb5 Bd7 30. e4 dxe4 31. fxe4 Nxe4 32. Bxe4 Rxe4 33. Qxc4 Rxe2 34. d5 Re5
35. Rab1 Qd6 36. dxc6 Bxc6 37. Rxe5 Qxe5 38. Rd1 Qg5 39. Rd2 Rxa5 40. Rf2 Rf5
41. Qc2 Rxf2 42. Qxf2 g6 43. Ne3 b5 44. h4 Qe5 45. Qd2 Kg7 46. Kh1 Qf6 47. Qb4
Qa1+ 48. Kh2 Qe5+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.20"]
[White "Lopez, Jasel"]
[Black "Arslanov, Shamil"]
[Result "1/2-1/2"]
[WhiteTitle "CM"]
[BlackTitle "IM"]
[WhiteElo "2179"]
[BlackElo "2403"]
[ECO "D11"]
[Opening "QGD Slav"]
[Variation "3.Nf3"]
[WhiteFideId "15900045"]
[BlackFideId "4192826"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 dxc4 5. e4 b5 6. b3 cxb3 7. axb3 e6 8. Bd2
a5 9. Bd3 Bb7 10. O-O Nbd7 11. Nc3 b4 12. Na4 Be7 13. e5 Nd5 14. Bxh7 c5 15.
Rfe1 Rc8 16. Qd3 cxd4 17. Nxd4 Bc5 18. Nxe6 Bxf2+ 19. Kxf2 Qh4+ 20. Qg3 Qxg3+
21. Kxg3 Rxh7 22. Ng5 Rh6 23. e6 fxe6 24. Nxe6 Rg6+ 25. Ng5+ Kf8 26. h4 Rc2 27.
Re2 N7f6 28. Rae1 Ba6 29. Rf2 Kg8 30. Re5 Bb7 31. Be1 Rxf2 32. Bxf2 Nc3 33. Nxc3
bxc3 34. Be3 Ne4+ 35. Kh2 Nxg5 36. Bxg5 c2 37. Rc5 Be4 38. Kg3 Re6 39. Rxa5 Rc6
40. Bc1 Rc3+ 41. Kf2 Rxb3 42. Rc5 Kf7 43. Bf4 Rb1 44. Re5 Bd3 45. Re1 Rd1 46.
Bg5 Bc4 47. Bf4 Bd5 48. g3 Be6 49. Bg5 Bd7 50. Ke2 Kg6 51. Kf2 Kf5 52. Bc1 Kg4
53. Bg5 Bc6 54. Bf4 Bf3 55. Re7 g6 56. Re5 Bd5 57. h5 Bc4 58. Kg2 Bf1+ 59. Kf2
Ba6 60. Kg2 Bb7+ 61. Kf2 c1=Q 62. Rg5+ Kh3 63. Bxc1 Rxc1 64. hxg6 Rc8 65. g7 Rg8
66. Ke3 Ba6 67. Kf3 Bb7+ 68. Kf2 Bc6 69. Ke3 Ba4 70. Kf3 Bd1+ 71. Kf4 Bb3 72.
Kf5 Rb8 73. Rh5+ Kxg3 74. Rh8 Bg8 75. Rxg8 Rxg8 76. Kg6 Kg4 77. Kh7 Rxg7+ 78.
Kxg7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.21"]
[White "Simonian, Tigran"]
[Black "Balje, Jan"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2401"]
[BlackElo "2198"]
[ECO "D45"]
[Opening "QGD semi-Slav"]
[Variation "Stoltz variation"]
[WhiteFideId "13303597"]
[BlackFideId "1004085"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. e3 Nf6 3. c4 c6 4. Nc3 e6 5. d4 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O
Qe7 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Nf6 12. c5 Bc7 13. Bg5 h6 14. Bh4 g5 15.
Bg3 Nxe4 16. Bxc7 Nxc5 17. dxc5 Qxc7 18. Rad1 Rd8 19. Rxd8+ Qxd8 20. Rd1 Qf6 21.
Qe4 Qxb2 22. Ne5 Qc3 23. Rd8+ Kg7 24. g4 Qc1+ 25. Kg2 Qxc5 26. Nxf7 Kxf7 27.
Qh7+ Kf6 28. Qh8+ Kf7 29. Qg8+ Kf6 30. Rf8+ Qxf8 31. Qxf8+ Kg6 32. Qg8+ Kf6 33.
f4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.22"]
[White "Offringa, Joost"]
[Black "Hendriks, Willy"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2178"]
[BlackElo "2396"]
[ECO "B09"]
[Opening "Pirc"]
[Variation "Austrian attack, 6.Bd3"]
[WhiteFideId "1025880"]
[BlackFideId "1000713"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Na6 7. O-O c5 8. d5 Bg4
9. h3 Bxf3 10. Rxf3 Nc7 11. a4 e6 12. dxe6 Nxe6 13. Be3 Re8 14. Bb5 Nd4 15. Bxd4
cxd4 16. Qxd4 Nxe4 17. Qd3 Nc5 18. Qd5 Re6 19. Rd1 Bxc3 20. bxc3 Qe7 21. Kh2 Rd8
22. Bc4 Rd7 23. Qd2 Re4 24. Bd5 Rxa4 25. f5 Ne4 26. Qh6 Qg5 27. Qxg5 Nxg5 28.
Rff1 Ne4 29. Rde1 gxf5 30. Rxf5 Nxc3 31. Bb3 Re4 32. Ref1 d5 33. R1f3 Rc7 34.
Bxd5 Nxd5 35. Rxd5 Re6 36. c3 Rec6 37. Rg3+ Rg6 38. Re3 Kg7 39. h4 h6 40. Kh3 b6
41. h5 Rgc6 42. Rdd3 Rc4 43. g4 R7c5 44. Rf3 Rc7 45. Kh4 a5 46. Rd6 R4c6 47.
Rff6 Rxd6 48. Rxd6 Rxc3 49. Rxb6 a4 50. Ra6 a3 51. Ra7 Rf3 52. Ra6 f6 53. Ra7+
Kf8 54. Rh7 Kg8 55. Ra7 Rb3 56. Ra8+ Kf7 57. Ra6 Ke7 58. Rc6 Rf3 59. Ra6 Kd7 60.
g5 hxg5+ 61. Kg4 Rf4+ 62. Kg3 Ke7 63. Rxa3 Rh4 64. Ra7+ Kf8 65. Rh7 Kg8 66. Rh6
Kg7 67. Rg6+ Kf7 68. Rh6 Ra4 69. Rh7+ Ke6 70. Rb7 Rh4 71. Rh7 Kf5 72. Rh8 Rg4+
73. Kf3 Ra4 74. Rg8 Rh4 75. Rh8 g4+ 76. Kg3 Rh3+ 77. Kg2 Kg5 78. Rg8+ Kxh5 79.
Kf2 Ra3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.23"]
[White "Chytilek, Roman"]
[Black "Schoehuijs, Erik"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2374"]
[BlackElo "2180"]
[ECO "E71"]
[Opening "King's Indian"]
[Variation "Makagonov system (5.h3)"]
[WhiteFideId "304980"]
[BlackFideId "1004425"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Bg5 Nbd7 7. Nf3 e5 8. d5 a5
9. a3 Nc5 10. Nd2 a4 11. Qf3 h6 12. Bh4 g5 13. Bg3 Nh7 14. Qe3 f5 15. exf5 Bxf5
16. Nce4 Nxe4 17. Nxe4 Bxe4 18. Qxe4 Nf6 19. Qg6 c6 20. Be2 Qa5+ 21. Kf1 Qd2 22.
h4 cxd5 23. hxg5 Ne4 24. gxh6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.24"]
[White "Hoeksema, Hendrik Pieter"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2369"]
[BlackElo "2139"]
[ECO "A57"]
[Opening "Benko gambit"]
[WhiteFideId "1000454"]
[BlackFideId "1035967"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 Bb7 5. a4 Qa5+ 6. Bd2 b4 7. Qc2 g6 8. e4 d6
9. Bd3 Bg7 10. O-O O-O 11. h3 Qc7 12. Be3 Nbd7 13. Nbd2 e5 14. g4 Kh8 15. Rfe1
Ng8 16. Nf1 f6 17. Qd2 Rf7 18. Ng3 Raf8 19. Kg2 Bc8 20. Rg1 Nb6 21. Ra2 Bd7 22.
b3 Nc8 23. Nh2 Nce7 24. f4 f5 25. exf5 gxf5 26. Nh5 exf4 27. Bxf4 Bc3 28. Qc1
Ng6 29. g5 N8e7 30. Nf3 Nxf4+ 31. Nxf4 Ng6 32. Nxg6+ hxg6 33. Re2 Re8 34. Rxe8+
Bxe8 35. Rf1 Qe7 36. Rf2 Qf8 37. Qf4 Kg8 38. Kf1 Re7 39. Re2 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.25"]
[White "Beerdsen, Thomas"]
[Black "Berkovich, Mark A"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "2154"]
[BlackElo "2366"]
[ECO "B12"]
[Opening "Caro-Kann"]
[Variation "Tartakower (fantasy) variation"]
[WhiteFideId "1030108"]
[BlackFideId "2801639"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. f3 e5 4. dxe5 Bc5 5. Nc3 Ne7 6. Na4 Qa5+ 7. c3 Bxg1 8. Rxg1
dxe4 9. fxe4 O-O 10. Be3 Rd8 11. Bb6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.26"]
[White "Pijpers, Arthur"]
[Black "Vos, Tjark"]
[Result "1-0"]
[WhiteElo "2366"]
[BlackElo "2085"]
[ECO "C15"]
[Opening "French"]
[Variation "Winawer (Nimzovich) variation"]
[WhiteFideId "1019554"]
[BlackFideId "1020870"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 dxe4 6. Qg4 Nf6 7. Qxg7 Rg8 8.
Qh6 b6 9. Bg5 Nbd7 10. Bb5 Rg6 11. Qh4 Bb7 12. Bxd7+ Kxd7 13. Ne2 h6 14. Bxh6
Rxg2 15. Bg5 e3 16. Rf1 Qg8 17. Bxf6 Qg6 18. d5 Qxc2 19. dxe6+ fxe6 20. Rd1+ Ke8
21. Qh8+ Kf7 22. Rd7+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.27"]
[White "Chernukhin, Alexander"]
[Black "Estremera Panos, Sergio"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2145"]
[BlackElo "2365"]
[ECO "A30"]
[Opening "English"]
[Variation "symmetrical variation"]
[WhiteFideId "24177199"]
[BlackFideId "2200864"]
[EventDate "2013.12.21"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Nc2 Bxc3+ 7. bxc3 Qa5 8.
Bb2 d6 9. e3 Bd7 10. Be2 Rc8 11. Nd4 Nf6 12. Nb3 Qb6 13. O-O Na5 14. c5 dxc5 15.
Nxa5 Qxa5 16. c4 Ba4 17. Qb1 Bc6 18. Bxf6 exf6 19. Qb2 Qd8 20. Bg4 Rc7 21. Rad1
Qe7 22. Bf3 Bxf3 23. gxf3 O-O 24. Rd5 Rd8 25. Rfd1 Rxd5 26. Rxd5 Rd7 27. Rxd7
Qxd7 28. Qxf6 b5 29. Qe5 bxc4 30. Qb8+ Kg7 31. Qe5+ Kg8 32. Qb8+ Kg7 33. Qe5+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.28"]
[White "Sparenberg, Erik"]
[Black "Minko, Vladimir"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2112"]
[BlackElo "2327"]
[ECO "B48"]
[Opening "Sicilian"]
[Variation "Taimanov variation"]
[WhiteFideId "1013262"]
[BlackFideId "24146706"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 Nf6 7. Be2 a6 8. O-O
Bb4 9. Na4 b5 10. Nxc6 dxc6 11. Nc5 O-O 12. c3 Bxc5 13. Bxc5 Rd8 14. Qc2 Nd7 15.
Be7 Re8 16. Bh4 c5 17. a4 Rb8 18. axb5 axb5 19. Rfd1 c4 20. f3 Nc5 21. Bf2 Nb3
22. Ra7 Bb7 23. Bg3 e5 24. Rd5 Qb6+ 25. Bf2 Nd4 26. cxd4 Qxa7 27. Rxb5 exd4 28.
Qxc4 Qa1+ 29. Bf1 Rbc8 30. Qxd4 Rc1 31. Qd3 Rxf1+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.29"]
[White "Veltman, Anne"]
[Black "Van Foreest, Jorden"]
[Result "0-1"]
[WhiteElo "2052"]
[BlackElo "2326"]
[ECO "B47"]
[Opening "Sicilian"]
[Variation "Taimanov (Bastrikov) variation"]
[WhiteFideId "1026917"]
[BlackFideId "1039784"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g4 a6 7. Bg2 h6 8. O-O
Nf6 9. Re1 Nxd4 10. Qxd4 Bc5 11. Qd1 h5 12. h3 hxg4 13. hxg4 Rh4 14. Nd5 exd5
15. exd5+ Kf8 16. Bg5 Qh2+ 17. Kf1 Rxg4 18. Qxg4 Nxg4 19. Re4 Bxf2 20. Rxg4 Qg1+
21. Ke2 Qxa1 22. Kxf2 d6 23. Rh4 Kg8 24. Be4 f5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.30"]
[White "Mostertman, Milan"]
[Black "Stavast, Dick"]
[Result "1-0"]
[WhiteElo "2304"]
[BlackElo "2066"]
[ECO "B07"]
[Opening "Pirc defence"]
[WhiteFideId "1025848"]
[BlackFideId "1014005"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 exd4 5. Nxd4 Be7 6. g3 d5 7. e5 Ng4 8. e6
Nf6 9. exf7+ Kxf7 10. Bg2 c6 11. O-O Na6 12. Bg5 Nc7 13. Qd3 Rf8 14. a3 Kg8 15.
Nf5 Bxf5 16. Qxf5 Ne4 17. Bxe7 Qxe7 18. Qg4 Nxc3 19. bxc3 Rae8 20. c4 Qe6 21.
Qd4 b6 22. cxd5 Nxd5 23. Rad1 Nf6 24. Qa4 Re7 25. Bxc6 Rc8 26. Bg2 Qc4 27. Qb3
Qxb3 28. cxb3 Rc3 29. Rb1 Re2 30. Rfc1 Rcc2 31. Rxc2 Rxc2 32. a4 Kf7 33. Re1 Rc3
34. Bf1 Nd7 35. Bc4+ Kf8 36. Re4 Nc5 37. Rf4+ Ke8 38. b4 Nd3 39. Bb5+ Ke7 40.
Rd4 Rc1+ 41. Kg2 Ne1+ 42. Kh3 Ke6 43. Kg4 Rb1 44. f4 g6 45. Rc4 Ng2 46. Kf3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.31"]
[White "Stolwijk, Colin"]
[Black "Afek, Yochanan"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2041"]
[BlackElo "2302"]
[ECO "B27"]
[Opening "Sicilian"]
[Variation "Hungarian variation"]
[WhiteFideId "1033743"]
[BlackFideId "2800462"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. exd5 Nf6 7. Nc3 O-O 8. Bc4
Nbd7 9. Bf4 Nb6 10. Qb3 Bf5 11. d6 Nxc4 12. Qxc4 exd6 13. O-O Qb6 14. Na4 Qa5
15. Bxd6 b5 16. Qb4 Qxb4 17. Bxb4 bxa4 18. Bxf8 Bxf8 19. Rfc1 a5 20. Ne5 Be6 21.
Rc6 Nd5 22. a3 Rb8 23. Ra6 Rxb2 24. Rxa5 Nc3 25. h3 Bb3 26. Nd7 Kg7 27. Ra8 Be7
28. Nc5 Be6 29. d5 Bxd5 30. Nxa4 Rd2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.32"]
[White "Wacker, Peter"]
[Black "Mager, Denis"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2293"]
[BlackElo "2060"]
[ECO "A03"]
[Opening "Bird's opening"]
[WhiteFideId "4615751"]
[BlackFideId "24691127"]
[EventDate "2013.12.21"]

1. f4 d5 2. Nf3 Nf6 3. g3 c5 4. Bg2 Nc6 5. O-O Bf5 6. d3 Qd7 7. Ne5 Nxe5 8. fxe5
Ng4 9. Bf4 g5 10. Bxg5 Bg7 11. Nc3 Bxe5 12. Nxd5 e6 13. e4 exd5 14. exf5 Qa4 15.
c3 Qxd1 16. Raxd1 Rg8 17. Bf4 Bxf4 18. Rxf4 O-O-O 19. f6 Ne3 20. Bh3+ Kc7 21.
Rc1 Rge8 22. Kf2 Kb8 23. d4 Nc4 24. Rc2 Ne3 25. Rc1 Nc4 26. b3 Nd6 27. Bg2 Ne4+
28. Bxe4 dxe4 29. Ke3 cxd4+ 30. cxd4 Rd6 31. Rxe4 Rxe4+ 32. Kxe4 Rxf6 33. Rc2
Rf1 34. Ke5 f5 35. d5 h5 36. d6 Rd1 37. Ke6 Re1+ 38. Kxf5 Rd1 39. Ke6 Re1+ 40.
Kf7 Rd1 41. Ke7 Re1+ 42. Kd8 b6 43. d7 Kb7 44. Rf2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.33"]
[White "Dijkhuis, Sven"]
[Black "Beukema, Stefan"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "1941"]
[BlackElo "2280"]
[ECO "C63"]
[Opening "Ruy Lopez"]
[Variation "Schliemann defence, Berger variation"]
[WhiteFideId "1036556"]
[BlackFideId "1024523"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. Nc3 fxe4 5. Nxe4 Nf6 6. Nxf6+ Qxf6 7. O-O Nd4
8. Nxd4 exd4 9. Re1+ Be7 10. Qh5+ g6 11. Qe2 c6 12. Bd3 d5 13. b4 Kf7 14. c3 Bd7
15. Bb2 Bd6 16. f3 dxc3 17. dxc3 Rhe8 18. Qf2 Be5 19. Rac1 a5 20. a3 axb4 21.
axb4 Ra2 22. g3 Rxb2 23. Qxb2 Bxc3 24. Qxc3 Qxc3 25. Rxc3 Rxe1+ 26. Kf2 Rh1 27.
h4 Ke6 28. Ke3 Ke5 29. f4+ Kd6 30. Rc2 b6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.34"]
[White "Molinaroli, Martin"]
[Black "Den Hartog, Marijn"]
[Result "1-0"]
[WhiteElo "2269"]
[BlackElo "2025"]
[ECO "A01"]
[Opening "Nimzovich-Larsen attack"]
[Variation "modern variation"]
[WhiteFideId "4606604"]
[BlackFideId "1046098"]
[EventDate "2013.12.21"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 Bd6 5. Ne2 O-O 6. Ng3 g6 7. Nc3 a6 8. Be2
Be7 9. d4 exd4 10. exd4 d5 11. Qd2 b5 12. Bf3 Bg4 13. O-O-O Bxf3 14. gxf3 Ne8
15. h4 h5 16. Nxh5 gxh5 17. Qh6 f6 18. Rhg1+ Kf7 19. Qxh5+ Ke6 20. Rge1+ Kd7 21.
Qf5+ Kd6 22. Qe6# 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.35"]
[White "Keetman, Maaike"]
[Black "Struik, Tjapko"]
[Result "0-1"]
[WhiteElo "1899"]
[BlackElo "2262"]
[ECO "B80"]
[Opening "Sicilian"]
[Variation "Scheveningen variation"]
[WhiteFideId "1033697"]
[BlackFideId "1011243"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Be7 7. f3 O-O 8. Qd2
a6 9. O-O-O Nc6 10. g4 Nd7 11. Kb1 Nde5 12. Be2 Qc7 13. h4 Na5 14. Bf2 b5 15.
Nf5 exf5 16. Nd5 Qb7 17. Qxa5 fxe4 18. fxe4 Bd8 19. Qc3 Be6 20. Ne3 Qxe4 21.
Rhf1 Rc8 22. Qd2 Bb6 23. Nf5 Bxf5 24. gxf5 Bxf2 25. Rxf2 Qxh4 26. Rg2 Qf6 27.
Rdg1 g6 28. Qh6 Rc6 29. Rf1 Nc4 30. Bxc4 Rxc4 31. Rh2 Qg7 32. Qxg7+ Kxg7 33. f6+
Kg8 34. Rh6 Re8 35. Kc1 Re2 36. Rfh1 Rcxc2+ 37. Kd1 Red2+ 38. Ke1 Rg2 39. Kd1
Rxb2 40. Kc1 Rxa2 41. Kb1 Raf2 42. Rxh7 Rg1+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.36"]
[White "Go, Benjamin"]
[Black "Bellia, Fabrizio"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2140"]
[BlackElo "2424"]
[ECO "B15"]
[Opening "Caro-Kann"]
[Variation "Rasa-Studier gambit"]
[WhiteFideId "1014560"]
[BlackFideId "800511"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. f3 exf3 5. Nxf3 Nf6 6. Bc4 Bf5 7. O-O e6 8. Ng5
Bg6 9. Ne2 Bd6 10. Nf4 Bxf4 11. Rxf4 O-O 12. Bd3 Bxd3 13. Qxd3 Nbd7 14. Rh4 Qa5
15. Bd2 Qf5 16. Qb3 Qb5 17. Qh3 Qf5 18. Qb3 Rad8 19. Rf1 Qg6 20. Qh3 Qxc2 21.
Ne4 Qxe4 22. Rxe4 Nxe4 23. Bf4 Nb6 24. Be5 f5 25. Qb3 Rd5 26. a4 Nd2 27. Qg3 Rf7
28. Re1 Ne4 29. Qb3 Nc8 30. Qb4 a6 31. b3 Rfd7 32. h3 Ne7 33. Qb6 Ng6 34. Qa7 h6
35. Qb8+ Kh7 36. Kh2 c5 37. Bc7 cxd4 38. Qxb7 d3 39. Qxa6 d2 40. Rd1 Rxc7 41.
Qxe6 Nf4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.37"]
[White "Umudova, Nargiz"]
[Black "Lee, Kai Jie Edward"]
[Result "1-0"]
[WhiteTitle "WIM"]
[WhiteElo "2255"]
[BlackElo "2145"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "13402137"]
[BlackFideId "5802920"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 d4 5. d3 Nc6 6. g3 Qc7 7. Qe2 Nge7 8. Bg2 Ng6
9. Bf4 f6 10. cxd4 cxd4 11. O-O fxe5 12. Bd2 Be7 13. Na3 Bxa3 14. bxa3 h6 15. h4
Qd6 16. Bb4 Nxb4 17. axb4 O-O 18. Rac1 e4 19. Qxe4 e5 20. h5 Bf5 21. Qe2 Nh8 22.
Qxe5 Qxb4 23. Rc7 Rf6 24. Nxd4 Nf7 25. Bd5 Qa3 26. Rd1 Rf8 27. Rxf7 R8xf7 28.
Qe8+ Kh7 29. Bxf7 Qb4 30. Qg8# 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.38"]
[White "Lyell, Mark"]
[Black "Markus, John Raymond"]
[Result "0-1"]
[WhiteTitle "FM"]
[WhiteElo "2247"]
[BlackElo "2118"]
[ECO "C57"]
[Opening "two knights defence"]
[Variation "Ulvestad variation"]
[WhiteFideId "402354"]
[BlackFideId "1001213"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 b5 6. Bf1 Nd4 7. c3 Nxd5 8.
Nxf7 Kxf7 9. cxd4 e4 10. Nc3 Nf6 11. Bxb5 Qxd4 12. d3 Bb4 13. O-O Bg4 14. Qa4
Bxc3 15. Bc4+ Kg6 16. bxc3 Qxc3 17. Qb5 h6 18. Bb2 Qd2 19. Bxf6 gxf6 20. dxe4
Rhd8 21. e5 Rab8 22. Qc6 Rb6 23. Qxc7 Rd7 24. Qc8 fxe5 25. h3 Bf5 26. g4 Be4 27.
Rad1 Qxd1 28. Rxd1 Rxd1+ 29. Kh2 Kg5 30. Bd3 Rxd3 31. Qc1+ Kg6 32. Qc4 Rd4 33.
Qg8+ Kf6 34. Qf8+ Ke6 35. Qxh6+ Kd5 36. Qf8 Rd3 37. Qf7+ Kc5 38. Qc7+ Bc6 39.
Qxe5+ Kc4 40. g5 Rb1 41. Qe6+ Bd5 42. Qc8+ Kd4 43. Qh8+ Kc5 44. Qf8+ Kb6 45.
Qd6+ Kb7 46. Qd7+ Ka6 47. Qd6+ Rb6 48. Qd8 Rc6 49. Qe8 Ka5 50. Qd7 a6 51. Qd8+
Ka4 52. Qe8 Ka3 53. h4 Rc1 54. Qe7+ Kb2 55. Qe2+ Kc3 56. Qe5+ Kc2 57. f3 Bxf3
58. Qb8 Bd5 59. Qc7+ Rc3 60. Qh7+ Kb2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.39"]
[White "Bakels, Anton"]
[Black "Burg, Brent"]
[Result "0-1"]
[WhiteElo "2026"]
[BlackElo "2227"]
[ECO "C41"]
[Opening "Philidor"]
[Variation "Improved Hanham variation"]
[WhiteFideId "1046187"]
[BlackFideId "1019465"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. g4 h6 6. Rg1 c6 7. h4 h5 8. gxh5
Nxh5 9. Bg5 Qb6 10. Qd2 exd4 11. Nxd4 Qxb2 12. Rb1 Qa3 13. Rb3 Qa5 14. Ndb5 Ne5
15. Nxd6+ Bxd6 16. Qxd6 Nf3+ 17. Kd1 f6 18. Be2 Nxg1 19. Nd5 Qd8 20. Qc7 Nxe2
21. Kxe2 cxd5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.40"]
[White "Hulshof, Peter"]
[Black "Khelaia, Giorgi"]
[Result "1-0"]
[WhiteElo "2215"]
[BlackElo "2110"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "1003291"]
[BlackFideId "13604600"]
[EventDate "2013.12.21"]

1. e4 g6 2. Nc3 Bg7 3. f4 d6 4. Nf3 Nf6 5. d3 O-O 6. g3 e5 7. Bg2 exf4 8. Bxf4
c6 9. Qd2 Re8 10. O-O-O b5 11. Ne2 Na6 12. Kb1 b4 13. Nc1 Nc5 14. Rde1 Na4 15.
Qxb4 Nxb2 16. e5 Bh3 17. Bxh3 Rb8 18. Qxb2 Rxb2+ 19. Kxb2 dxe5 20. Bxe5 Rxe5 21.
Nxe5 Nd7 22. Bxd7 Qxd7 23. c3 Qd6 24. Nc4 Qb4+ 25. Kc2 Qxc3+ 26. Kd1 Bh6 27. Ne3
c5 28. Ke2 Qd4 29. Nc4 Qg4+ 30. Kf2 Qd4+ 31. Kg2 Bxc1 32. Rxc1 Qxd3 33. Rhf1 f5
34. Rf2 Kg7 35. h3 Qe4+ 36. Kh2 h5 37. h4 a6 38. Rcc2 Qe1 39. Rce2 Qc1 40. Ne3
c4 41. Nd5 Qd1 42. Rd2 Qa1 43. Rfe2 Kh6 44. Nf4 Qf1 45. Rd6 c3 46. Rxg6+ Kh7 47.
Rc6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.41"]
[White "Zojer, Stefan"]
[Black "Von Meijenfeldt, Bart"]
[Result "0-1"]
[WhiteElo "2089"]
[BlackElo "2207"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "closed"]
[WhiteFideId "1616455"]
[BlackFideId "1032259"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. O-O Nc6 8.
d3 Nf6 9. Kh1 O-O 10. Ne2 d5 11. e5 Ne8 12. d4 cxd4 13. Nexd4 Nc7 14. Qe1 Nxd4
15. Nxd4 f6 16. Nf3 fxe5 17. fxe5 Ne6 18. Bd2 Nc5 19. Qh4 Ne4 20. Ng5 Rxf1+ 21.
Rxf1 Nxg5 22. Bxg5 Qb5 23. Re1 Rf8 24. Be3 Qxb2 25. Qxe7 Qc3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.42"]
[White "Hummel, Joop"]
[Black "Maris, Ivo"]
[Result "0-1"]
[WhiteElo "2006"]
[BlackElo "2161"]
[ECO "E10"]
[Opening "Blumenfeld counter-gambit accepted"]
[WhiteFideId "1012126"]
[BlackFideId "1028146"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. d4 e6 3. c4 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 7. g3 Bd6 8. b3
Bb7 9. Bh3 e5 10. O-O e4 11. Ng5 Be5 12. Ne6 Qe7 13. Ba3 Bxa1 14. Bxc5 Qf7 15.
Bd6 Bc8 16. Nc7+ Qxc7 17. Bxc7 Bxh3 18. Re1 Nbd7 19. Qd2 Rc8 20. Bd6 Kf7 21. Rc1
e3 22. fxe3 Ke6 23. Ba3 Ne4 24. Qa5 Rxc1+ 25. Bxc1 Rf8 26. Qe1 Ne5 27. Bd2 Ng4
28. Qc1 Bb2 29. Qc6+ Nd6 30. Qxd6+ Kxd6 31. Bb4+ Kc7 32. Bxf8 Bc1 33. Bc5 Bxe3+
34. Bxe3 Nxe3 35. Kf2 Ng4+ 36. Kg1 Kb6 37. Nc3 Kc5 38. a4 h6 39. b4+ Kc4 40. a5
Ne5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.43"]
[White "Dirksen, Marieke"]
[Black "Vereggen, Lars"]
[Result "0-1"]
[WhiteElo "2012"]
[BlackElo "2147"]
[ECO "B66"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer, Rauzer attack, 7...a6"]
[WhiteFideId "1032160"]
[BlackFideId "1029258"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Qc7 9. f4 Bd7 10. Nf3 h6 11. Bh4 b5 12. Bd3 Rc8 13. Kb1 b4 14. Ne2 Na5 15.
b3 Qb7 16. Rhe1 Bc6 17. Bxf6 gxf6 18. Ned4 Bd7 19. e5 fxe5 20. fxe5 d5 21. Qf4
Nc6 22. Rf1 Nd8 23. Nh4 Rg8 24. Bh7 Rg5 25. g4 Bb5 26. Rf2 Rg7 27. Bg6 Qe7 28.
Ndf5 exf5 29. Nxf5 Rxg6 30. Nxe7 Bxe7 31. Rxd5 Bg5 32. Rxd8+ Kxd8 33. Qxf7 Be8
34. Qd5+ Bd7 35. Rf7 Be7 36. Rh7 Rcc6 37. Rh8+ Kc7 38. Ra8 Bc5 39. h3 Rge6 40.
Rh8 Re7 41. Qg8 Re8 42. Qg7 Rxh8 43. Qxh8 Re6 44. h4 Bd4 45. Qf8 a5 46. c3 bxc3
47. Kc2 Bxe5 48. Qc5+ Bc6 49. Qxa5+ Kd7 50. Qa7+ Ke8 51. Qh7 Bf6 52. Qg8+ Ke7
53. g5 Be4+ 54. Kc1 Be5 55. gxh6 Bf4+ 56. Kd1 c2+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.44"]
[White "L'Ami, Alina"]
[Black "Mollema, Thomas"]
[Result "1-0"]
[WhiteTitle "WGM"]
[WhiteElo "2390"]
[BlackElo "1977"]
[ECO "A80"]
[Opening "Dutch"]
[WhiteFideId "1210246"]
[BlackFideId "1034987"]
[EventDate "2013.12.21"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. e3 e6 5. Nf3 c6 6. Bd3 Bd6 7. O-O O-O 8. Ne2 b6
9. c4 h6 10. Bf4 Ne4 11. Bxd6 Nxd6 12. Ne5 Qe8 13. Rc1 Ba6 14. cxd5 Bxd3 15.
Qxd3 cxd5 16. Rc7 a5 17. a3 Qd8 18. Rc2 b5 19. Nf4 Qe8 20. Rfc1 Nc4 21. Neg6 Rf6
22. b3 Nd6 23. Rc8 Nxc8 24. Rxc8 Qxc8 25. Ne7+ Kf8 26. Nxc8 Ra6 27. h3 b4 28.
axb4 Rc6 29. Na7 Rc7 30. Qb5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.45"]
[White "Zojer, Thomas"]
[Black "Calzetta Ruiz, Monica"]
[Result "0-1"]
[BlackTitle "WGM"]
[WhiteElo "2117"]
[BlackElo "2234"]
[ECO "A58"]
[Opening "Benko gambit accepted"]
[WhiteFideId "1616986"]
[BlackFideId "2204185"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 d6 6. Nc3 Bxa6 7. g3 g6 8. Bg2
Bg7 9. Nf3 Nbd7 10. Rb1 Nb6 11. O-O Bc4 12. Nd2 Bxa2 13. Nxa2 Rxa2 14. Qb3 Ra8
15. Qb5+ Nbd7 16. Nc4 O-O 17. Bd2 Qb8 18. Qxb8 Rfxb8 19. Na5 Nb6 20. e4 Ng4 21.
Nc6 Nc4 22. Bc3 Rb7 23. h3 Nge5 24. f4 Nxc6 25. dxc6 Rc7 26. Rfe1 Bxc3 27. bxc3
e5 28. Bf1 Nd2 29. Rb7 Rxc6 30. Rd1 Ra2 31. Bb5 Rc8 32. Bd3 Rca8 33. fxe5 dxe5
34. Bb1 Nf3+ 35. Kf1 Nh2+ 36. Kg1 Nf3+ 37. Kf1 Rd2 38. Rxd2 Nxd2+ 39. Ke2 Nxb1
40. Rxb1 Ra2+ 41. Kd3 Rg2 42. g4 Rg3+ 43. Kc4 Rxh3 44. Rc1 Re3 45. Kxc5 Rxe4 46.
Kd5 Rxg4 47. c4 Kg7 48. c5 h5 49. c6 Rd4+ 50. Kxe5 Rd8 51. c7 Rc8 52. Kd6 g5 53.
Kd7 Ra8 54. c8=Q Rxc8 55. Rxc8 g4 56. Ke7 g3 57. Rf8 g2 58. Rxf7+ Kh6 59. Rf6+
Kg5 60. Kf7 Kg4 61. Rg6+ Kh3 62. Kf6 h4 63. Kf5 Kh2 64. Kf4 h3 65. Kf3 g1=Q 66.
Rxg1 Kxg1 67. Kg3 h2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.46"]
[White "Dijkhuis, Tycho"]
[Black "Henseler, Jorgen"]
[Result "1-0"]
[WhiteElo "2202"]
[BlackElo "2073"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "1036564"]
[BlackFideId "1023233"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. g4 e5 8. Nf5 g6
9. g5 gxf5 10. exf5 d5 11. gxf6 d4 12. Bc4 Qc7 13. Qd3 dxe3 14. O-O-O exf2 15.
Bxf7+ Kxf7 16. Qd5+ Kxf6 17. Ne4+ Ke7 18. f6+ Ke8 19. f7+ Ke7 20. Qd2 Qb6 21.
Qg5+ Kxf7 22. Rhf1 Bh6 23. Rxf2+ Ke8 24. Rd8+ Qxd8 25. Qxh6 Qe7 26. Nf6+ Kd8 27.
Nd5 Qe6 28. Qg5+ Kd7 29. Qg7+ Kc6 30. Rf6 Kxd5 31. Rxe6 Kxe6 32. Qxh8 Nc6 33. h4
Rb8 34. Qg8+ Kd6 35. Qxh7 Be6 36. Qd3+ Ke7 37. h5 Rf8 38. h6 Bf5 39. Qb3 Rb8 40.
Qg3 Rf8 41. h7 Bxh7 42. Qh4+ Ke6 43. Qxh7 Rf7 44. Qg6+ Rf6 45. Qg8+ Rf7 46. b4
Kf6 47. c3 Re7 48. a4 e4 49. Qf8+ Ke6 50. Qf4 Kd5 51. Qd2+ Ke6 52. Qe3 Kd7 53.
Kb2 Kc7 54. Ka3 b5 55. a5 Ne5 56. Qb6+ Kd7 57. Qxa6 Nc4+ 58. Kb3 e3 59. Qxb5+
Kd8 60. a6 e2 61. a7 Rxa7 62. Qb8+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.47"]
[White "Brookes, Christopher"]
[Black "Senders, Mischa"]
[Result "0-1"]
[WhiteElo "2182"]
[BlackElo "2058"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Lipnitzky attack"]
[WhiteFideId "4669355"]
[BlackFideId "1038370"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bg5 b5 8. Bb3
Be7 9. Qf3 Qc7 10. O-O Nbd7 11. Rad1 O-O 12. Qe2 Nc5 13. f4 h6 14. Bxf6 Bxf6 15.
f5 Nxb3 16. axb3 b4 17. Na4 e5 18. Nf3 a5 19. Rf2 Bb7 20. Qe3 Ra6 21. c4 bxc3
22. bxc3 Rb8 23. Qd3 Qc6 24. Re2 Bc8 25. c4 Ra7 26. Nd2 Bg5 27. Nf3 Bf6 28. Rb1
Rab7 29. Rbb2 Rb4 30. Ne1 Bd8 31. Qc3 Bb6+ 32. Nxb6 Qxb6+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.48"]
[White "Sandvik, Thomas"]
[Black "Ypma, Peter"]
[Result "0-1"]
[WhiteElo "2083"]
[BlackElo "2179"]
[ECO "C00"]
[Opening "French defence"]
[WhiteFideId "503231"]
[BlackFideId "1027255"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 b6 3. Bd3 Bb7 4. Nc3 Bb4 5. Nf3 Nf6 6. Qe2 d5 7. exd5 Nxd5 8. Bd2
Bxc3 9. bxc3 Qd6 10. Ne5 Nd7 11. Nxd7 Qxd7 12. O-O O-O-O 13. Ba6 Qa4 14. Bxb7+
Kxb7 15. c4 Nb4 16. Bxb4 Qxb4 17. Qd3 e5 18. Rfb1 Qd6 19. Qe4+ Kb8 20. d5 f5 21.
Qe3 Rhf8 22. a4 f4 23. Qe4 f3 24. g3 Qd7 25. Rb3 Qf5 26. Re3 g5 27. Qxf5 Rxf5
28. Rae1 Re8 29. h3 h5 30. Re4 Kc8 31. Rb1 Rf6 32. Rbe1 Rf5 33. Kf1 Kd7 34. Rb1
Rf6 35. Ke1 h4 36. gxh4 Rf4 37. Rxf4 gxf4 38. Kd2 e4 39. Rg1 e3+ 40. Ke1 Re4 41.
fxe3 fxe3 42. Rg4 Re7 43. Rf4 f2+ 44. Ke2 Ke8 45. Rf3 Kd7 46. h5 Kd6 47. h6 Kc5
48. h7 Rxh7 49. Kxe3 Rxh3 50. Kxf2 Rxf3+ 51. Kxf3 Kxc4 52. Ke4 a5 53. Ke5 b5 54.
axb5 Kxb5 55. Kd4 Kb4 56. c3+ Kb3 57. c4 a4 58. c5 a3 59. d6 cxd6 60. cxd6 a2
61. Kc5 a1=Q 62. d7 Qa5+ 63. Kc6 Qd8 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.49"]
[White "Dehn, Marcus"]
[Black "Gerlagh, Joris"]
[Result "1-0"]
[WhiteElo "2135"]
[BlackElo "2032"]
[ECO "D02"]
[Opening "Queen's bishop game"]
[WhiteFideId "4667093"]
[BlackFideId "1038834"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. dxc5 e6 5. Nbd2 Bxc5 6. Nb3 Bd6 7. Bxd6 Qxd6 8.
g3 Nc6 9. Bg2 O-O 10. O-O Rd8 11. Nfd4 e5 12. Nxc6 bxc6 13. c4 Ba6 14. Na5 Rac8
15. Qa4 e4 16. c5 Qxc5 17. Rfc1 Bc4 18. Nxc4 dxc4 19. Rxc4 Qb6 20. Qb3 Rd2 21.
Rb4 Qc5 22. Rb7 Rf8 23. Qc3 Qd6 24. Bf1 Ng4 25. h3 Ne5 26. Qb4 Qd5 27. Rb8 Nd7
28. Rxf8+ Nxf8 29. Rc1 a5 30. Qc3 h6 31. a3 Ne6 32. Qxc6 Qxc6 33. Rxc6 Rxb2 34.
Ra6 Rb5 35. a4 Rc5 36. Ra8+ Kh7 37. e3 Nc7 38. Ra7 Kg6 39. Kg2 Nd5 40. Ra6+ f6
41. Bb5 Rc2 42. Be8+ Kh7 43. h4 Nc7 44. Rc6 Rxc6 45. Bxc6 f5 46. h5 g6 47. g4
Kg7 48. Kg3 Na6 49. hxg6 Kxg6 50. Kf4 fxg4 51. Bxe4+ Kf6 52. Kxg4 Nc5 53. Bc2
Nd7 54. f4 Nb6 55. e4 Ke7 56. Kh5 Nc4 57. Kxh6 Ne3 58. Bb3 Nf1 59. Bc4 Nd2 60.
Bd5 Kd6 61. f5 Ke5 62. Kg7 Nb1 63. f6 Nc3 64. f7 Nxa4 65. f8=Q Nc5 66. Qf6# 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.50"]
[White "Gutkind, Kedem"]
[Black "Theulings, Paul-Peter"]
[Result "0-1"]
[BlackTitle "CM"]
[WhiteElo "2066"]
[BlackElo "2130"]
[ECO "B04"]
[Opening "Alekhine's defence"]
[Variation "modern variation"]
[WhiteFideId "1046519"]
[BlackFideId "1002899"]
[EventDate "2013.12.21"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Nc6 5. Bb5 g6 6. c4 Nb6 7. a4 a6 8. Bxc6+
bxc6 9. a5 Nd7 10. O-O Bg7 11. Re1 O-O 12. Bg5 dxe5 13. dxe5 Nxe5 14. Nxe5 Qxd1
15. Rxd1 Bxe5 16. Bxe7 Re8 17. Ba3 Be6 18. Nd2 Rab8 19. Ne4 Bxc4 20. Nc5 Bxb2
21. Bxb2 Rxb2 22. Rdc1 Bb5 23. Nxa6 Bxa6 24. Rxc6 Re6 25. Rxc7 Ra2 26. Rd1 Rxa5
27. h3 Rae5 28. Rdd7 Rf6 29. f3 Re2 30. Kh1 Kg7 31. Kg1 Rb2 32. Re7 Bd3 33. Re3
Bb1 34. Rce7 Rd6 35. Re2 Rdd2 36. Rxd2 Rxd2 37. Rb7 Ba2 38. Ra7 h5 39. Ra4 Bd5
40. Rb4 g5 41. Kf1 h4 42. Kg1 Kf6 43. Rg4 Kf5 44. Kf1 f6 45. Kg1 Ke5 46. Rb4 f5
47. Kf1 Rc2 48. Kg1 Bc4 49. Rb1 Kf4 50. Kh2 Bd5 51. Rb4+ Rc4 52. Rb2 Ra4 53. Rd2
Ke5 54. Rb2 Ra2 55. Rb5 Ra1 56. Rb2 Rf1 57. Rd2 Bxf3 58. gxf3 Rxf3 59. Ra2 Rd3
60. Ra5+ Ke4 61. Ra4+ Kf3 62. Ra5 Rd2+ 63. Kh1 Ke4 64. Ra4+ Rd4 65. Ra1 g4 66.
hxg4 fxg4 67. Re1+ Kf4 68. Rf1+ Kg3 69. Ra1 h3 70. Ra3+ Kh4 71. Ra1 g3 72. Rb1
Kg4 73. Kg1 Kf4 74. Ra1 Rd3 75. Rf1+ Ke3 76. Re1+ Kd2 77. Re8 Re3 78. Rd8+ Ke2
79. Rh8 g2 80. Kh2 Kf2 81. Rf8+ Rf3 82. Rg8 Rf7 83. Rg6 Kf1 84. Rg3 Rf2 85. Rf3
g1=Q+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.23"]
[Round "3.51"]
[White "Van Foreest, Lucas"]
[Black "Hummel, Paul"]
[Result "1-0"]
[WhiteElo "2120"]
[BlackElo "2011"]
[ECO "A84"]
[Opening "Dutch defence, Rubinstein variation"]
[WhiteFideId "1039792"]
[BlackFideId "1021168"]
[EventDate "2013.12.21"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. Nf3 Be7 5. e3 O-O 6. Bd3 d6 7. O-O Nbd7 8. Qc2
Qe8 9. e4 fxe4 10. Nxe4 Nxe4 11. Bxe4 Qh5 12. h3 Nf6 13. Bd3 e5 14. dxe5 dxe5
15. Re1 Bd6 16. c5 e4 17. Bc4+ Kh8 18. Ng5 Be5 19. Qb3 h6 20. Nxe4 Bd7 21. Nxf6
Bxf6 22. Be3 Bc6 23. Rad1 Rad8 24. Rxd8 Rxd8 25. Qc2 a5 26. a3 a4 27. Ba2 Re8
28. Bb1 Be4 29. Qxa4 Bc6 30. Qc4 Qg5 31. Qf1 Qd5 32. b4 Qb3 33. Qd3 Qxd3 34.
Bxd3 Ba4 35. Kf1 Kg8 36. Ke2 c6 37. Kf3 Bb3 38. Be4 Bc3 39. Rc1 Rf8+ 40. Kg3
Be5+ 41. f4 Bc7 42. Kf3 Be6 43. g4 h5 44. f5 Bc8 45. Bf4 Bd8 46. Rd1 g6 47. Rd6
hxg4+ 48. hxg4 gxf5 49. gxf5 Kf7 50. a4 Ke8 51. Kg4 Rg8+ 52. Kf3 Rf8 53. Bh6 Rh8
54. f6 Kf7 55. Bg7 Rh3+ 56. Kg2 Bc7 57. Rd1 Rh2+ 58. Kg1 Rh4 59. Bf3 Rh3 60. Kf2
Bg3+ 61. Kg2 Bc7 62. b5 Rh2+ 63. Kg1 Rh3 64. Kf2 Rh2+ 65. Ke3 cxb5 66. axb5 Rh3
67. Kf2 Rh2+ 68. Kg1 Rh3 69. Bxb7 Bg4 70. Re1 Be6 71. Rxe6 Rg3+ 72. Kf2 Kxe6 73.
Bd5+ Kxd5 74. f7 Rg4 75. Bh6 Rc4 76. f8=Q Rxc5 77. Qf5+ Kc4 78. Qb1 Bb6 79. Be3
Rxb5 80. Qc2+ Kb4 81. Qe4+ Kb3 82. Qe6+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.1"]
[White "L'Ami, Erwin"]
[Black "Michalik, Peter"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2645"]
[BlackElo "2577"]
[ECO "D52"]
[Opening "QGD"]
[Variation "Cambridge Springs defence, Yugoslav variation"]
[WhiteFideId "1007998"]
[BlackFideId "14907526"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2
h6 9. Bh4 Bb4 10. Rc1 b6 11. e4 Nxc3 12. bxc3 Ba3 13. Rb1 Ba6 14. Bxa6 Qxa6 15.
e5 Nf8 16. Ng1 Ng6 17. Bg3 c5 18. Ne2 O-O 19. O-O Ne7 20. Rfd1 cxd4 21. cxd4 Nd5
22. Nf4 Rfd8 23. Qd3 Qxd3 24. Rxd3 Be7 25. Nxd5 Rxd5 26. f4 Rc8 27. Rd2 Rc4 28.
Bf2 Bb4 29. Rdb2 Bc3 30. Rc2 b5 31. Rbc1 b4 32. g3 Rc6 33. a3 a5 34. axb4 axb4
35. Rb1 Ra6 36. Kf1 Rda5 37. Be1 Ra1 38. Rcc1 R1a2 39. Bxc3 bxc3 40. Rxc3 Rxh2
41. Kg1 Raa2 42. Rd1 Rhg2+ 43. Kh1 Rge2 44. Rf3 Kh7 45. f5 exf5 46. Rxf5 Kg6 47.
Rf3 Kh5 48. d5 Kg4 49. Rfd3 Ra7 50. Rd4+ Kf5 51. e6 fxe6 52. dxe6 Kxe6 53. R4d2
Ra2 54. Rxa2 Rxa2 55. Rd4 Ke5 56. Rb4 Rd2 57. Kg1 g5 58. Rb6 h5 59. Rb5+ Rd5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.2"]
[White "Spoelman, Wouter"]
[Black "Lobzhanidze, Davit"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2585"]
[BlackElo "2445"]
[ECO "D35"]
[Opening "QGD"]
[Variation "exchange, positional line"]
[WhiteFideId "1010891"]
[BlackFideId "13600796"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 O-O 8. Qc2
Nbd7 9. Nge2 Re8 10. f3 Nf8 11. Bh4 Be6 12. O-O Rc8 13. Rad1 a6 14. Kh1 b5 15.
a3 Ng6 16. Bf2 c5 17. dxc5 Bxc5 18. b4 Bd6 19. Qd2 Qc7 20. Rc1 Qb8 21. f4 Bg4
22. Bg1 Bxe2 23. Bxe2 Rcd8 24. g3 Bc7 25. Bf3 Ne4 26. Qa2 Nxc3 27. Rxc3 Ne7 28.
Rd1 h6 29. Rcd3 Bb6 30. a4 bxa4 31. Qxa4 Qa7 32. Ra1 Ra8 33. Rda3 Qc7 34. Qb3
Red8 35. Rxa6 Rxa6 36. Rxa6 d4 37. e4 Nc8 38. Ra1 d3 39. Rd1 Bxg1 40. Kxg1 Qb6+
41. Kg2 Qd4 42. e5 Nb6 43. e6 fxe6 44. Qxe6+ Kh8 45. Rxd3 Qxd3 46. Qxb6 Qc2+ 47.
Kh3 Qc8+ 48. Bg4 Qb8 49. Qg6 Rd6 50. Be6 Qf8 51. f5 Rb6 52. f6 gxf6 53. Bf5 Rb7
54. b5 Re7 55. b6 Qg7 56. Qh5 Qg5 57. Qf3 Qe3 58. Qa8+ Kg7 59. Qd8 Qe2 60. Bg4
Qe4 61. Qc8 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.3"]
[White "Bok, Benjamin"]
[Black "Romanov, Evgeny"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2540"]
[BlackElo "2654"]
[ECO "B42"]
[Opening "Sicilian"]
[Variation "Kan, 5.Bd3"]
[WhiteFideId "1017063"]
[BlackFideId "4148843"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qb6 6. Nb3 Qc7 7. O-O Nf6 8. Qe2
d6 9. a4 b6 10. a5 b5 11. c4 bxc4 12. Bxc4 Nc6 13. Bf4 Nd7 14. Rc1 Qb7 15. Nc3
Be7 16. Nd5 exd5 17. Bxd5 Ndb8 18. Qc4 Be6 19. Nd4 Nxd4 20. Qxd4 Bxd5 21. Qxg7
Bxe4 22. Qxh8+ Kd7 23. Qc3 Nc6 24. Qh3+ f5 25. Re1 Qb4 26. Qxh7 Re8 27. Rad1 Nd4
28. Bg5 Ne6 29. Bxe7 Rxe7 30. Qh4 Rg7 31. f3 Ng5 32. Kf2 Qc5+ 33. Re3 Qc2+ 34.
Ke1 Nxf3+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.4"]
[White "Rodshtein, Maxim"]
[Black "Svane, Rasmus"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2683"]
[BlackElo "2472"]
[ECO "B52"]
[Opening "Sicilian"]
[Variation "Canal-Sokolsky attack, 3...Bd7"]
[WhiteFideId "2806851"]
[BlackFideId "4657101"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. c4 Nf6 5. Nc3 g6 6. O-O Bg7 7. d4 cxd4 8. Nxd4
O-O 9. Bxd7 Qxd7 10. b3 Nc6 11. Bb2 a6 12. Nxc6 bxc6 13. Qe2 Rad8 14. Rad1 Rfe8
15. Na4 e5 16. Rd2 d5 17. cxd5 cxd5 18. exd5 Qb5 19. Rfd1 Qxe2 20. Rxe2 Rxd5 21.
Rxd5 Nxd5 22. Rd2 Nf4 23. Nc5 Rc8 24. g3 e4 25. gxf4 Bxb2 26. Nxe4 Bc1 27. Rd6
Bxf4 28. Rxa6 Rc2 29. a4 Be5 30. a5 Re2 31. Nf6+ Kg7 32. Ng4 Bd4 33. Rd6 Ba7 34.
Rd7 Bc5 35. Rc7 Bb4 36. a6 Ra2 37. Rc4 Bd6 38. Ra4 Rxa4 39. bxa4 Bb8 40. Ne5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.5"]
[White "Klein, David"]
[Black "Andriasian, Zaven"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2491"]
[BlackElo "2610"]
[ECO "B50"]
[Opening "Sicilian"]
[WhiteFideId "1003623"]
[BlackFideId "13302000"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nbd7 5. d3 g6 6. Nbd2 Bg7 7. O-O O-O 8. d4
e5 9. dxe5 dxe5 10. Qc2 b6 11. Re1 Bb7 12. Bf1 Qc7 13. a4 h6 14. g3 Rad8 15. Nh4
Rfe8 16. Ng2 Nf8 17. Ne3 Ne6 18. Bg2 a6 19. Qb3 Rd3 20. Nd5 Nxd5 21. exd5 Nd4
22. Qd1 Nf5 23. c4 b5 24. axb5 axb5 25. Qc2 bxc4 26. Nxc4 Rxd5 27. Ra7 Qb8 28.
Qa4 Red8 29. Nb6 Bc6 30. Qa5 Rd1 31. Bd2 R8xd2 32. Bxc6 Rxe1+ 33. Kg2 Qd6 34.
Ba8 Ne3+ 35. Kf3 Qf6+ 36. Ke4 Nc4# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.6"]
[White "Danielian, Elina"]
[Black "Kovchan, Alexander"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2462"]
[BlackElo "2562"]
[ECO "D91"]
[Opening "Gruenfeld"]
[Variation "5.Bg5"]
[WhiteFideId "13300210"]
[BlackFideId "14103052"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d5 5. Bg5 dxc4 6. e4 c5 7. d5 b5 8. d6 Bb7
9. a4 Nxe4 10. Nxe4 Bxe4 11. Bxe7 Qa5+ 12. Nd2 Bxb2 13. Bxc4 bxc4 14. O-O Bd5
15. Re1 Kd7 16. Nb3 Qxe1+ 17. Qxe1 cxb3 18. Rd1 Bd4 19. Qa5 Rc8 20. Qb5+ Nc6 21.
Qb7+ Ke6 22. d7 Rd8 23. Bxd8 Rxd8 24. Re1+ Kd6 25. Qb5 Rxd7 26. h4 b2 27. Qd3
Re7 28. Rd1 Re4 29. Qg3+ Be5 30. Qa3 Rb4 31. Rb1 Be4 32. Rd1+ Nd4 33. Qa2 b1=Q
34. Rxb1 Rxb1+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.7"]
[White "Donchenko, Alexander"]
[Black "Pruijssers, Roeland"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2455"]
[BlackElo "2539"]
[ECO "A80"]
[Opening "Dutch"]
[WhiteFideId "24603295"]
[BlackFideId "1013068"]
[EventDate "2013.12.21"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. b3 d6 7. Bb2 Ne4 8. Nbd2
Nc6 9. Ne1 d5 10. e3 e5 11. Ndf3 exd4 12. exd4 f4 13. Ne5 Nxe5 14. dxe5 c6 15.
c4 Be6 16. Nd3 Bh6 17. Re1 f3 18. Bxf3 Nd2 19. Bg2 dxc4 20. Nc5 Bd5 21. bxc4
Bxg2 22. Kxg2 Qb6 23. Ba3 Rf3 24. Qa4 Raf8 25. Re2 Rxa3 26. Qxa3 Nxc4 27. Nd7
Nxa3 28. Nxb6 axb6 29. Rd1 Rf7 30. f4 Nc4 31. Kf3 b5 32. e6 Re7 33. Rd8+ Kg7 34.
g4 Kf6 35. g5+ Bxg5 36. fxg5+ Kxg5 37. Rf8 Nd6 38. h4+ Kh6 39. Kf4 Kg7 40. Rd8
Nc4 41. Rd7 Kf6 42. Rxe7 Kxe7 43. Kg5 Nd6 44. Kh6 Nf5+ 45. Kxh7 Nxh4 46. Re4 g5
47. Kh6 Kf6 48. Kh5 Nf5 49. Kg4 Ne7 50. a3 Nd5 51. Re1 b6 52. Re2 c5 53. e7 Nxe7
54. Rb2 b4 55. axb4 c4 56. Rd2 Ke5 57. Re2+ Kd6 58. Kxg5 Nd5 59. Kf5 Nxb4 60.
Ke4 Kc5 61. Re3 b5 62. Rg3 Nc2 63. Rg2 Na1 64. Rg5+ Kb4 65. Kd5 Nc2 66. Rh5 c3
67. Rh1 Na3 68. Kd4 Kb3 69. Kd3 b4 70. Rh4 Nc2 71. Re4 Na3 72. Rh4 Nb1 73. Rg4
Nd2 74. Rf4 Nb1 75. Rg4 Na3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.8"]
[White "Peng, Zhaoqin"]
[Black "Stukopin, Andrey"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2369"]
[BlackElo "2509"]
[ECO "A43"]
[Opening "Old Benoni defence"]
[WhiteFideId "1004786"]
[BlackFideId "24107131"]
[EventDate "2013.12.21"]

1. d4 c5 2. d5 d6 3. e4 g6 4. Nf3 Bg7 5. Bb5+ Bd7 6. a4 Nf6 7. Nbd2 O-O 8. O-O
e6 9. dxe6 Bxe6 10. Re1 d5 11. exd5 Bxd5 12. Ne5 a6 13. Bf1 Nc6 14. Ndc4 Nxe5
15. Nxe5 Ne4 16. Bf4 Re8 17. c4 Bxe5 18. Bxe5 Rxe5 19. cxd5 Qd6 20. Qc2 Rae8 21.
a5 Qxd5 22. Red1 Qc6 23. Rac1 Qf6 24. f3 Nd6 25. Qb3 Kg7 26. Qb6 R8e6 27. Qc7
Qf4 28. h3 Qe3+ 29. Kh2 Qf4+ 30. Kh1 Nf5 31. Qxb7 Ng3+ 32. Kg1 Ne2+ 33. Bxe2
Rxe2 34. Kh1 Rxg2 35. Kxg2 Re2+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.9"]
[White "Novikov, Stanislav"]
[Black "Cernousek, Lukas"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2556"]
[BlackElo "2455"]
[ECO "B50"]
[Opening "Sicilian"]
[WhiteFideId "4125371"]
[BlackFideId "311707"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nbd7 5. d3 g6 6. O-O Bg7 7. Re1 O-O 8. Bf1
e5 9. d4 cxd4 10. cxd4 exd4 11. Nxd4 Re8 12. Nc3 d5 13. exd5 Rxe1 14. Qxe1 Nb6
15. d6 Qxd6 16. Ndb5 Qc6 17. Bf4 Bg4 18. h3 Nbd5 19. Be5 Nxc3 20. Qxc3 Qxc3 21.
Bxc3 Be6 22. Nc7 Rc8 23. Nxe6 fxe6 24. Bb5 Rc5 25. Ba4 Nd5 26. Bxg7 Kxg7 27. g3
g5 28. Kg2 Kf6 29. Re1 b5 30. Bb3 a5 31. Re4 a4 32. Bd1 a3 33. Re2 Rc4 34. Bb3
axb2 35. Rxb2 Rc5 36. Kf3 h5 37. Ke4 Ke7 38. Kd4 Kd6 39. Re2 Rc1 40. Re5 Rf1 41.
Rxg5 Rxf2 42. h4 e5+ 43. Ke4 Nf6+ 44. Ke3 Rf1 45. Ke2 Rg1 46. Kf2 Rc1 47. Kg2
Rc3 48. Bd1 b4 49. Rg6 Ke7 50. Bb3 Rd3 51. Rg7+ Kd6 52. Rb7 Ne4 53. Rxb4 Rxg3+
54. Kh2 Rg4 55. Bd1 Rxh4+ 56. Kg2 Rf4 57. Bxh5 Nf6 58. Rxf4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.10"]
[White "Ernst, Sipke"]
[Black "Zakhartsov, Vladimir"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[WhiteElo "2566"]
[BlackElo "2358"]
[ECO "A45"]
[Opening "Trompovsky attack (Ruth, Opovcensky opening)"]
[WhiteFideId "1004689"]
[BlackFideId "4145097"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. e3 c5 5. c3 Nc6 6. Nf3 g6 7. Nbd2 Qb6 8. Qb3
Nxd2 9. Nxd2 Qxb3 10. axb3 f6 11. Bb5 Bd7 12. O-O Kf7 13. e4 e6 14. exd5 exd5
15. dxc5 Bxc5 16. b4 Bb6 17. Nb3 Rhd8 18. Rfe1 a6 19. Bf1 Be6 20. Nc5 Bxc5 21.
bxc5 d4 22. Bd6 dxc3 23. bxc3 Na7 24. g4 Nb5 25. Rxe6 Kxe6 26. Re1+ Kf7 27. Re7+
Kg8 28. Bc4+ Kh8 29. Bxb5 axb5 30. Rxb7 Ra4 31. h3 Rc8 32. Be7 Kg7 33. Bd8+ Kg8
34. Bxf6 Rxc5 35. Rg7+ Kf8 36. Rxh7 Rc6 37. Bd4 b4 38. cxb4 Rxb4 39. Be3 Rbc4
40. Kg2 Rc7 41. Rh8+ Kg7 42. Rd8 Kf7 43. Kg3 Re7 44. Rd3 Re5 45. Bf4 Rb5 46.
Rd7+ Ke6 47. Rd6+ Kf7 48. Rd7+ Ke6 49. Ra7 Rb3+ 50. Be3 Rb5 51. h4 Rc3 52. g5
Rbc5 53. Rg7 Kf5 54. Re7 Rc6 55. Rf7+ Ke6 56. Ra7 Rc7 57. Ra6+ R7c6 58. Ra5 R6c4
59. Rb5 Re4 60. Rb7 Rcxe3+ 61. fxe3 Rxe3+ 62. Kf4 Rh3 63. Rb6+ Kf7 64. Rb7+ Ke6
65. Kg4 Ra3 66. Rb4 Kf7 67. Rd4 Ra1 68. Kf4 Ke6 69. Re4+ Kf7 70. Rc4 Rf1+ 71.
Ke5 Re1+ 72. Kd5 Rd1+ 73. Rd4 Ra1 74. Kd6 Ra6+ 75. Ke5 Re6+ 76. Kd5 Ra6 77. Rc4
Ra5+ 78. Kd6 Ra6+ 79. Ke5 Ra5+ 80. Ke4 Ke6 81. Kf4 Ra1 82. Rc6+ Kf7 83. Rd6 Rf1+
84. Ke4 Re1+ 85. Kd5 Rd1+ 86. Kc6 Rh1 87. Rd4 Ke6 88. Kc7 Ke7 89. Re4+ Kf7 90.
Kd6 Rd1+ 91. Ke5 Ra1 92. Rf4+ Kg7 93. Rc4 Re1+ 94. Kd5 Rd1+ 95. Rd4 Ra1 96. Kd6
Kf7 97. Rf4+ Kg7 98. Rc4 Rd1+ 99. Ke7 Re1+ 100. Kd8 Rd1+ 101. Kc8 Kf7 102. Rf4+
Ke7 103. Kb8 Rb1+ 104. Ka8 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.11"]
[White "De Jong, Migchiel"]
[Black "Zakhartsov, Viacheslav V."]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2347"]
[BlackElo "2555"]
[ECO "B51"]
[Opening "Sicilian"]
[Variation "Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack"]
[WhiteFideId "1002848"]
[BlackFideId "4115333"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O Nf6 5. Re1 a6 6. Bf1 b6 7. c3 Bb7 8. Bd3
Ne5 9. Bc2 Nxf3+ 10. Qxf3 Rc8 11. d3 g6 12. Qe2 Qc7 13. Bg5 Bg7 14. Nd2 O-O 15.
Rac1 h6 16. Bh4 Nh5 17. Nf1 e6 18. Qd2 d5 19. Bd1 Qf4 20. g3 Qxd2 21. Nxd2 Nf6
22. f4 Nd7 23. g4 b5 24. e5 g5 25. Bg3 gxf4 26. Bxf4 f6 27. exf6 Rxf6 28. Bg3 e5
29. Nf3 Re6 30. Nh4 Rce8 31. Nf5 Bf8 32. Bf3 Nf6 33. h3 e4 34. dxe4 Nxe4 35.
Bxe4 Rxe4 36. Rxe4 Rxe4 37. Bd6 Re2 38. Bxf8 Kxf8 39. Rf1 Kg8 40. Rf2 Re1+ 41.
Kh2 Re6 42. Kg3 a5 43. a3 a4 44. h4 Kh7 45. h5 Bc6 46. Kh4 Kg8 47. Rf4 Kh7 48.
Ng3 Kg7 49. g5 hxg5+ 50. Kxg5 Be8 51. Rf2 Kh7 52. Re2 Rxe2 53. Nxe2 Bf7 54. h6
Bg6 55. Nf4 Bf7 56. Kf6 Bg8 57. Ke5 d4 58. cxd4 cxd4 59. Kxd4 Kxh6 60. Nd5 Kg5
61. Kc5 Bf7 62. Nc3 Kf4 63. Kxb5 Be8+ 64. Kb4 Ke3 65. Nxa4 Kd3 66. Nc5+ Kc2 67.
b3 Bc6 68. a4 Bd5 69. a5 Bc6 70. a6 Bd5 71. Kb5 Kc3 72. Kb6 Kd4 73. Nb7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.12"]
[White "Greenfeld, Alon"]
[Black "Minko, Vladimir"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2531"]
[BlackElo "2327"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack (Barcza system)"]
[WhiteFideId "2800039"]
[BlackFideId "24146706"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O e6 5. d3 Be7 6. Nbd2 O-O 7. e4 b5 8. Re1
Bb7 9. e5 Nfd7 10. Nf1 c5 11. h4 Nc6 12. N1h2 Qc7 13. Bf4 Rfd8 14. Ng4 d4 15.
Ng5 Bxg5 16. Bxg5 Re8 17. Be4 Ne7 18. Nf6+ gxf6 19. exf6 Nf5 20. Qh5 Nf8 21. Bf4
Qb6 22. Bxf5 exf5 23. Qh6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.13"]
[White "Van Foreest, Jorden"]
[Black "Burg, Twan"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2326"]
[BlackElo "2490"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack, Yugoslav variation"]
[WhiteFideId "1039784"]
[BlackFideId "1010697"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O Bg4 5. c4 e6 6. d3 Bd6 7. cxd5 cxd5 8. Qb3
Qe7 9. e4 Bxf3 10. Bxf3 dxe4 11. dxe4 Nc6 12. Be3 O-O 13. Rc1 Ne5 14. Bg2 Neg4
15. Nd2 Nxe3 16. Qxe3 e5 17. a3 Rfd8 18. Bh3 b6 19. b4 a5 20. Qxb6 axb4 21. axb4
Rxa1 22. Rxa1 Bxb4 23. Ra7 Qd6 24. Qxd6 Bxd6 25. Ra2 g6 26. Rc2 Kg7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.14"]
[White "Mostertman, Milan"]
[Black "Azaladze, Shota"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2304"]
[BlackElo "2482"]
[ECO "B06"]
[Opening "Robatsch defence"]
[Variation "two knights, Suttles variation"]
[WhiteFideId "1025848"]
[BlackFideId "13603027"]
[EventDate "2013.12.21"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Be2 Nf6 6. Be3 O-O 7. Qd2 b5 8. a3 a6
9. h3 Qc7 10. g4 e5 11. O-O-O Nbd7 12. dxe5 dxe5 13. Qd6 Qxd6 14. Rxd6 Ne8 15.
Rd2 f6 16. h4 Rf7 17. h5 g5 18. Rhd1 Bf8 19. Nh2 Nc7 20. Nf1 Ne6 21. Ng3 Nd4 22.
Bxd4 exd4 23. Rxd4 Ne5 24. Rd8 Rfa7 25. Nf5 Bd7 26. Rxa8 Rxa8 27. Na2 Kf7 28. f3
Be6 29. Kb1 Ke8 30. Nd4 Bf7 31. Nc1 Rd8 32. c3 Bc4 33. Bxc4 bxc4 34. Rf1 c5 35.
Ne6 Rd2 36. f4 gxf4 37. Rxf4 Bd6 38. Rxf6 Ke7 39. g5 Ng4 40. Rf5 Kxe6 41. g6
hxg6 42. hxg6 Nf6 43. Rg5 Be5 44. g7 Rd8 45. Ne2 Rg8 46. Ng3 Bxg3 47. Rxg3 Nxe4
48. Rg6+ Kf5 49. Rxa6 Rxg7 50. Rh6 Rg1+ 51. Ka2 Ke5 52. a4 Nd2 53. Rh4 Kd5 54.
Rf4 Nb3 55. Rf5+ Ke4 56. Rf8 Ra1# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.15"]
[White "Afek, Yochanan"]
[Black "Javakhadze, Zurab"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2302"]
[BlackElo "2451"]
[ECO "B06"]
[Opening "Robatsch defence"]
[WhiteFideId "2800462"]
[BlackFideId "13603647"]
[EventDate "2013.12.21"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Be3 d5 5. Nf3 dxe4 6. Nxe4 Nd7 7. Bc4 Nb6 8. Bb3
Nd5 9. Bd2 Nh6 10. O-O Nf5 11. c4 Nc7 12. Bc3 O-O 13. Qd2 b6 14. Rad1 Bb7 15.
Rfe1 Ne8 16. Qe2 Nf6 17. Ng3 e6 18. Nxf5 exf5 19. Qe7 Rb8 20. Qxd8 Rfxd8 21. Ne5
Ne4 22. f3 Nxc3 23. bxc3 Kf8 24. c5 Bxe5 25. Rxe5 Re8 26. Kf2 Ba6 27. cxb6 axb6
28. Ba4 Bc4 29. Bxc6 Rxe5 30. dxe5 Bxa2 31. Rd6 Rc8 32. Ke3 Ke7 33. Kd4 Be6 34.
f4 f6 35. Bb5 fxe5+ 36. fxe5 Rb8 37. c4 g5 38. g3 h5 39. Rc6 Rb7 40. h4 Rd7+ 41.
Ke3 gxh4 42. gxh4 Rd1 43. Rc7+ Kd8 44. Rc6 Ke7 45. Rxb6 Re1+ 46. Kf4 Re4+ 47.
Kg5 Rxe5 48. Rb7+ Kd8 49. Kf6 Re4 50. Rh7 Bc8 51. Rxh5 f4 52. Rd5+ Kc7 53. Rc5+
Kb8 54. Re5 Rd4 55. Rd5 Re4 56. Re5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.16"]
[White "Kohlweyer, Bernd"]
[Black "Wacker, Peter"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2431"]
[BlackElo "2293"]
[ECO "E40"]
[Opening "Nimzo-Indian"]
[Variation "4.e3"]
[WhiteFideId "4600622"]
[BlackFideId "4615751"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 exd5 8.
Bd3 O-O 9. Ne2 b6 10. O-O Ba6 11. f3 Re8 12. Ng3 Bxd3 13. Qxd3 Nc6 14. Bb2 h5
15. Rae1 h4 16. Nh1 Nh5 17. Qf5 g6 18. Qg4 Qf6 19. g3 hxg3 20. Nxg3 Nxg3 21.
hxg3 cxd4 22. cxd4 Qf5 23. Qxf5 gxf5 24. Bc3 Rac8 25. Kf2 Ne5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.17"]
[White "Beukema, Stefan"]
[Black "Simonian, Tigran"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2280"]
[BlackElo "2401"]
[ECO "B44"]
[Opening "Sicilian defence"]
[WhiteFideId "1024523"]
[BlackFideId "13303597"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. c4 Nf6 6. Nc3 Bb4 7. f3 d5 8. cxd5
exd5 9. Bb5 Bd7 10. exd5 Nxd5 11. O-O Nxc3 12. bxc3 Bxc3 13. Bxc6 bxc6 14. Bb2
Bxb2 15. Qe2+ Qe7 16. Qxb2 O-O 17. Rac1 Rfb8 18. Qc3 Rb6 19. Rfe1 Qf6 20. Qc5 h6
21. a4 Qg6 22. Rc2 Rab8 23. Qe7 Re8 24. Qh4 Rxe1+ 25. Qxe1 Qd6 26. Rd2 Qc5 27.
Qe3 Rb8 28. Kf2 Re8 29. Qf4 Qb4 30. Ne6 Qb6+ 31. Nd4 c5 32. Ne2 c4+ 33. Kf1 Bxa4
34. Qxc4 Bb5 35. Qd5 Bxe2+ 36. Rxe2 Qa6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.18"]
[White "Hendriks, Willy"]
[Black "Molinaroli, Martin"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2396"]
[BlackElo "2269"]
[ECO "C02"]
[Opening "French"]
[Variation "advance, Paulsen attack"]
[WhiteFideId "1000713"]
[BlackFideId "4606604"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Bd7 7. b4 cxd4 8. cxd4 Rc8
9. Be3 Nh6 10. Bd3 Ng4 11. O-O Be7 12. Nbd2 Nxe3 13. fxe3 O-O 14. Nb3 Nb8 15.
Qe2 Rfd8 16. Nc5 Be8 17. Rab1 Qc7 18. Nd2 Nd7 19. Rbc1 Nxc5 20. bxc5 Qa5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.19"]
[White "Struik, Tjapko"]
[Black "Chytilek, Roman"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2262"]
[BlackElo "2374"]
[ECO "B11"]
[Opening "Caro-Kann"]
[Variation "two knights, 3...Bg4"]
[WhiteFideId "1011243"]
[BlackFideId "304980"]
[EventDate "2013.12.21"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. d3 Nd7 7. Bd2 g6 8. g4
Bg7 9. Be2 Ne7 10. h4 h6 11. Qg2 d4 12. Nd1 e5 13. g5 h5 14. f3 O-O 15. Nf2 Nc5
16. Nh3 Ne6 17. O-O c5 18. c4 dxc3 19. Bxc3 Nc6 20. f4 exf4 21. Nxf4 Nxf4 22.
Rxf4 Nd4 23. Raf1 Rc8 24. Bd1 b5 25. Kh1 Qd6 26. Qh3 Rc6 27. Bb3 Nxb3 28. axb3
Qe6 29. Qxe6 Rxe6 30. Kg2 Re7 31. R1f3 Rd8 32. Kf1 Rd6 33. Bxg7 Kxg7 34. Rf6 Rd4
35. Rc6 Rb4 36. Rxc5 Rxb3 37. Rc2 a5 38. Ke2 Rd7 39. Rd2 Rb4 40. Rf6 a4 41. Ra6
Kf8 42. Ke3 Rb3 43. Ra8+ Ke7 44. Ra6 Kd8 45. Ra8+ Ke7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.20"]
[White "Schippers, Maurice"]
[Black "Pijpers, Arthur"]
[Result "1/2-1/2"]
[WhiteElo "2216"]
[BlackElo "2366"]
[ECO "B76"]
[Opening "Sicilian"]
[Variation "dragon, Yugoslav attack, Rauser variation"]
[WhiteFideId "1004735"]
[BlackFideId "1019554"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2
O-O 9. O-O-O d5 10. exd5 Nxd5 11. Nxc6 bxc6 12. Bd4 Bxd4 13. Qxd4 Qb6 14. Na4
Qa5 15. b3 Qc7 16. Nc5 Rd8 17. c4 Bf5 18. cxd5 Rxd5 19. Qe3 Qb6 20. Rxd5 cxd5
21. Qc3 d4 22. Qxd4 a5 23. g4 Rd8 24. Qc3 Rc8 25. gxf5 Rxc5 26. Bc4 Rxf5 27. Rd1
Rh5 28. Qd2 Qf6 29. Qd8+ Kg7 30. Qd4 Rxh2 31. Qxf6+ Kxf6 32. a4 h5 33. Rd4 g5
34. Kd1 h4 35. Ke1 h3 36. Kf1 Rg2 37. Rg4 Rb2 38. Kg1 e6 39. f4 gxf4 40. Rxf4+
Kg6 41. Rh4 e5 42. Rxh3 f5 43. Rd3 e4 44. Rd5 f4 45. Rxa5 e3 46. Re5 Kf6 47.
Re6+ Kf5 48. a5 Kg4 49. Rg6+ Kf5 50. Bd3+ Ke5 51. a6 Ra2 52. b4 f3 53. Rg4 Ra1+
54. Kh2 e2 55. Re4+ Kd5 56. Kg3 e1=Q+ 57. Rxe1 Rxe1 58. Kxf3 Ke6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.21"]
[White "Garcia Palermo, Carlos"]
[Black "Beerdsen, Thomas"]
[Result "0-1"]
[WhiteTitle "GM"]
[WhiteElo "2450"]
[BlackElo "2154"]
[ECO "D45"]
[Opening "QGD semi-Slav"]
[Variation "Stoltz variation"]
[WhiteFideId "110124"]
[BlackFideId "1030108"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 e5
9. cxd5 cxd5 10. Nb5 Bb4+ 11. Bd2 Bxd2+ 12. Nxd2 exd4 13. Nxd4 Ne5 14. h3 Bd7
15. O-O Qb6 16. Rac1 Rac8 17. Qb2 Ne4 18. N2f3 Qf6 19. Rxc8 Rxc8 20. Rc1 Rxc1+
21. Qxc1 Nc6 22. Bd3 Ng5 23. Nxg5 Qxg5 24. Nxc6 Bxc6 25. Qc5 g6 26. Qxa7 d4 27.
Bf1 dxe3 28. Qxe3 Qa5 29. a4 Qd5 30. f3 Qd1 31. Qd3 Qa1 32. Kf2 Qa2+ 33. Ke3 Qa3
34. Qd8+ Kg7 35. Qd4+ Kg8 36. Bc4 Bxa4 37. Bxf7+ Kxf7 38. Qxa4 Qc5+ 39. Ke2 b5
40. Qf4+ Kg8 41. b4 Qc2+ 42. Qd2 Qc4+ 43. Kf2 Kg7 44. Qd6 Qc2+ 45. Kg3 Qe2 46.
Qd4+ Kg8 47. Qe4 Qf1 48. h4 Kf7 49. h5 Kg7 50. Qe5+ Kh6 51. hxg6 hxg6 52. Qh8+
Kg5 53. Qh4+ Kf5 54. Qe4+ Kf6 55. f4 Kg7 56. Kh2 Qf2 57. Kh3 Qf1 58. Qd4+ Kh7
59. Kh2 Qe2 60. Qe5 Qf2 61. Qe7+ Kh6 62. Qg5+ Kh7 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.22"]
[White "Bellia, Fabrizio"]
[Black "Hulshof, Peter"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2424"]
[BlackElo "2215"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "800511"]
[BlackFideId "1003291"]
[EventDate "2013.12.21"]

1. d4 g6 2. e4 Bg7 3. Nf3 c6 4. c3 d5 5. e5 Bg4 6. Nbd2 e6 7. h3 Bxf3 8. Nxf3
Ne7 9. Bd3 c5 10. O-O cxd4 11. cxd4 Nbc6 12. Bg5 h6 13. Be3 O-O 14. Qd2 Kh7 15.
Rac1 Rc8 16. Rc5 Nb8 17. Rfc1 Rxc5 18. Rxc5 b6 19. Rc2 Qd7 20. Qb4 Rc8 21. Rxc8
Nxc8 22. Nh2 Nc6 23. Qc3 N8e7 24. Ng4 Qb7 25. Nf6+ Bxf6 26. exf6 Ng8 27. Bb5 Nb8
28. Qa3 Nxf6 29. Qf8 Ng8 30. Bf4 a6 31. Be8 Qe7 32. Qxe7 Nxe7 33. Bxb8 Kg8 34.
g4 f6 35. Bd6 Nc8 36. Bc7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.23"]
[White "Von Meijenfeldt, Bart"]
[Black "Willemze, Thomas"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2207"]
[BlackElo "2421"]
[ECO "B01"]
[Opening "Scandinavian defence"]
[WhiteFideId "1032259"]
[BlackFideId "1007238"]
[EventDate "2013.12.21"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Ne5 c6 7. Nc4 Qd8 8.
Bf4 e6 9. a3 Be7 10. Be2 O-O 11. g4 Bg6 12. Bf3 Nd5 13. Nxd5 exd5 14. Ne5 Nd7
15. Nxg6 fxg6 16. Bg3 Qa5+ 17. c3 Qb5 18. Qe2 Qxe2+ 19. Kxe2 Rae8 20. Bg2 Bd6+
21. Kf1 Bxg3 22. hxg3 Nf6 23. Bf3 Ne4 24. Bxe4 Rxe4 25. Re1 Rxg4 26. Kg2 Rg5 27.
Re7 Rgf5 28. f4 R5f7 29. Rhe1 h6 30. R1e5 a5 31. a4 Rxe7 32. Rxe7 Rb8 33. Rc7
Kh7 34. Kh3 h5 35. b3 Re8 36. Rxb7 Re3 37. c4 dxc4 38. bxc4 Re4 39. Rb6 c5 40.
dxc5 Rxc4 41. c6 Rxa4 42. c7 Rc4 43. Rb7 a4 44. Ra7 a3 45. Rxa3 Rxc7 46. Ra8 g5
47. fxg5 Rc4 48. Ra5 Rg4 49. Rb5 Kg6 50. Ra5 Rxg5 51. Ra4 Rb5 52. g4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.24"]
[White "Arslanov, Shamil"]
[Black "Chernukhin, Alexander"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2403"]
[BlackElo "2145"]
[ECO "D10"]
[Opening "QGD Slav defence"]
[Variation "exchange variation"]
[WhiteFideId "4192826"]
[BlackFideId "24177199"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nf6 5. e3 a6 6. Nc3 Nc6 7. Bd3 e6 8. Rc1
Be7 9. h3 O-O 10. Nf3 Bd7 11. O-O Nh5 12. Bh2 f5 13. Na4 Nb4 14. Bb1 Bxa4 15.
Qxa4 Nc6 16. Rc3 Nf6 17. Rfc1 Bd6 18. Ne5 Bxe5 19. Bxe5 Ne8 20. Rxc6 Qd7 21.
R1c5 bxc6 22. Qxc6 Qxc6 23. Rxc6 Kf7 24. g4 g6 25. b4 Ke7 26. Bd3 Kd7 27. Rb6
fxg4 28. hxg4 Nc7 29. a4 Rfc8 30. a5 Ra7 31. Kg2 Nb5 32. Bxb5+ axb5 33. Rxb5 Rc4
34. Rb6 Rc6 35. Rb8 Rc8 36. Rb5 Rc4 37. g5 Kc8 38. Rb8+ Kd7 39. Rb6 Rc6 40. b5
Rc2 41. a6 Kc8 42. Rb8+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.25"]
[White "Maris, Ivo"]
[Black "Hoeksema, Hendrik Pieter"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2161"]
[BlackElo "2369"]
[ECO "A01"]
[Opening "Nimzovich-Larsen attack"]
[Variation "classical variation"]
[WhiteFideId "1028146"]
[BlackFideId "1000454"]
[EventDate "2013.12.21"]

1. b3 d5 2. Bb2 Nf6 3. e3 g6 4. c4 dxc4 5. Bxc4 Bg7 6. Nf3 O-O 7. O-O a6 8. a4
Nc6 9. d4 Bf5 10. Nbd2 Ne4 11. Nh4 Nxd2 12. Qxd2 Bg4 13. d5 Bxb2 14. Qxb2 Na5
15. Qd4 Bd7 16. Nf3 b5 17. Qc3 bxc4 18. Qxa5 cxb3 19. Nd4 Rb8 20. Qxa6 Rb6 21.
Qd3 b2 22. Ra2 Qa8 23. Ne2 Rfb8 24. Rb1 Bb5 25. axb5 Qxa2 26. Nc3 Qb3 27. Qd2
Rxb5 28. Nxb5 Rxb5 29. g3 Rxd5 30. Rxb2 Rxd2 31. Rxb3 Rc2 32. Kg2 Kg7 33. Kf3 g5
34. h3 h5 35. Rb4 c5 36. Re4 Kf6 37. h4 g4+ 38. Kg2 e5 39. Ra4 Rc1 40. Ra6+ Kg7
41. Rc6 c4 42. Kh2 c3 43. Kg2 f6 44. Rc7+ Kf8 45. e4 Ke8 46. Rc4 Kd7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.26"]
[White "Estremera Panos, Sergio"]
[Black "Lopez, Jasel"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "CM"]
[WhiteElo "2365"]
[BlackElo "2179"]
[ECO "D11"]
[Opening "QGD Slav"]
[Variation "3.Nf3"]
[WhiteFideId "2200864"]
[BlackFideId "15900045"]
[EventDate "2013.12.21"]

1. d4 d5 2. Nf3 c6 3. c4 e6 4. Qc2 Nf6 5. Bg5 Nbd7 6. e3 Be7 7. Nc3 O-O 8. a3 h6
9. Bf4 b6 10. cxd5 exd5 11. h3 Bb7 12. b4 Re8 13. Bd3 Nf8 14. O-O Ne6 15. Bh2 a5
16. bxa5 Rxa5 17. a4 Nd7 18. Rab1 Bf6 19. Rfd1 g6 20. Bf1 Ba6 21. Bxa6 Rxa6 22.
e4 Qa8 23. exd5 cxd5 24. Qb3 Ra5 25. Bd6 Be7 26. Bxe7 Rxe7 27. Qb4 Re8 28. Qd6
Rc8 29. Qxd7 Rxc3 30. Rxb6 Rc7 31. Qd6 Rxa4 32. Ne5 Ra1 33. Rdb1 Rc1+ 34. Rxc1
Rxc1+ 35. Kh2 Qa1 36. Rb8+ Kh7 37. Nf3 Rh1+ 38. Kg3 Qc1 39. Qe5 Ng7 40. Nh4 Re1
41. Qxd5 Nh5+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.27"]
[White "Vereggen, Lars"]
[Black "Pel, Bonno"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2147"]
[BlackElo "2313"]
[ECO "A41"]
[Opening "Old Indian defence"]
[WhiteFideId "1029258"]
[BlackFideId "1004760"]
[EventDate "2013.12.21"]

1. d4 d6 2. c4 g6 3. Nf3 Bg7 4. g3 e5 5. Bg2 Nc6 6. d5 Nce7 7. Nc3 h6 8. e4 f5
9. h4 Nf6 10. h5 g5 11. Nd2 O-O 12. f3 c6 13. Qe2 Bd7 14. Nb3 cxd5 15. exd5 Qe8
16. f4 exf4 17. gxf4 g4 18. Kf1 Qf7 19. Bd2 Rfe8 20. Qf2 Nxh5 21. c5 Nf6 22.
cxd6 Nexd5 23. Nc5 Nxc3 24. Bxc3 Bb5+ 25. Kg1 Re2 26. Qd4 Rxg2+ 27. Kxg2 Bc6+
28. Kg1 b6 29. Nd3 Bxh1 30. Kxh1 Qh5+ 31. Kg1 g3 32. Ne1 Re8 33. Ng2 Re2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.28"]
[White "Efroimski, Marsel"]
[Black "De Groot, Hendrik"]
[Result "1/2-1/2"]
[WhiteTitle "WIM"]
[WhiteElo "2307"]
[BlackElo "2063"]
[ECO "B07"]
[Opening "Pirc"]
[Variation "Byrne variation"]
[WhiteFideId "2810964"]
[BlackFideId "1037021"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 c6 5. Bxf6 exf6 6. Qd2 d5 7. exd5 cxd5 8.
Nge2 Be6 9. Nf4 Bh6 10. h4 Qd6 11. Nce2 Nc6 12. h5 O-O-O 13. hxg6 Bxf4 14. Nxf4
hxg6 15. Rxh8 Rxh8 16. O-O-O Bf5 17. a3 g5 18. Ne2 a6 19. Nc3 Rh4 20. Qe3 Kc7
21. g3 Rh2 22. Re1 Qe6 23. Qd2 Qd6 24. Na4 Rh1 25. Nc5 a5 26. Na4 b6 27. Nc3 Qd7
28. Qe3 Qe6 29. Qd2 Qd7 30. Bb5 Rxe1+ 31. Qxe1 Qe6 32. Qd2 Ne7 33. Be2 Bg4 34.
Nb5+ Kd7 35. f3 Bf5 36. Bf1 g4 37. fxg4 Bxg4 38. Nc3 Bf3 39. Bb5+ Kd8 40. b3 Nf5
41. Qh2 Nxd4 42. Qh8+ Kc7 43. Qa8 Kd6 44. Qd8+ Ke5 45. Bd7 Qd6 46. Qe8+ Ne6 47.
Qxf7 Qxa3+ 48. Kb1 Bg4 49. Nb5 Qb4 50. Na7 Qd6 51. Nc6+ Ke4 52. Qh7+ Ke3 53. Ne7
Qxg3 54. Nxd5+ Kd2 55. Bxe6 Qe1+ 56. Ka2 Qxe6 57. Qh6+ Kxc2 58. Ne3+ Kc3 59. Nc4
Qe2+ 60. Ka3 Qf2 61. Qc1+ Kd4 62. Nxb6 Ke4 63. Qc6+ Kd3 64. Qc4+ Kd2 65. Nd5 Qf3
66. Qd4+ Ke1 67. Ne3 f5 68. Nc2+ Kf1 69. Qc4+ Kf2 70. Qc5+ Kg3 71. Nd4 Qe4 72.
Qc3+ Kh4 73. Qd2 f4 74. Qh2+ Kg5 75. Qd2 Qe3 76. Qxa5+ Kh4 77. Qc5 Kg3 78. Kb4
Qe1+ 79. Kb5 f3 80. Qd6+ Kg2 81. Qf4 Qg3 82. Qxg3+ Kxg3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.29"]
[White "Markus, John Raymond"]
[Black "Olsarova, Tereza"]
[Result "0-1"]
[BlackTitle "WIM"]
[WhiteElo "2118"]
[BlackElo "2260"]
[ECO "D10"]
[Opening "QGD Slav defence"]
[Variation "exchange variation"]
[WhiteFideId "1001213"]
[BlackFideId "325449"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 Bf5 7. Nf3 e6 8. Bb5
Nd7 9. Qa4 Qb6 10. O-O Be7 11. Rfc1 O-O 12. h3 Rfc8 13. a3 a6 14. Bxc6 Rxc6 15.
b4 Rac8 16. Na2 Qd8 17. Rxc6 Rxc6 18. Rc1 Nb6 19. Qb3 Rxc1+ 20. Nxc1 Qc8 21. Qb2
Na4 22. Qd2 Qc3 23. Qxc3 Nxc3 24. Nd2 Nb5 25. Ndb3 Nxa3 26. Nc5 Nc2 27. Na2 Kf8
28. Bc7 Ke8 29. Ba5 Bxc5 30. bxc5 Kd7 31. Nc3 Kc6 32. g4 Bd3 33. h4 e5 34. dxe5
Kxc5 35. Bc7 b5 36. Kg2 b4 37. Na4+ Kc6 38. Bd6 b3 39. Nb2 Bb5 40. h5 a5 41. Nd1
Be2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.30"]
[White "Van Osch, Mees"]
[Black "Umudova, Nargiz"]
[Result "1-0"]
[BlackTitle "WIM"]
[WhiteElo "2139"]
[BlackElo "2255"]
[ECO "B17"]
[Opening "Caro-Kann"]
[Variation "Steinitz variation"]
[WhiteFideId "1035967"]
[BlackFideId "13402137"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8.
Bd3 h6 9. N5f3 Qd5 10. c4 Bb4+ 11. Kf1 Qd8 12. Be3 O-O 13. Ne5 c5 14. Ngf3 cxd4
15. Bxd4 Nbd7 16. Rd1 Qe7 17. g4 Bc5 18. Bc3 Nxe5 19. Nxe5 Nd7 20. Rg1 Nxe5 21.
Qxe5 f6 22. Qe4 g5 23. h4 Bd7 24. b4 Bb6 25. hxg5 hxg5 26. c5 Bd8 27. b5 Be8 28.
Bb4 a5 29. Ba3 Rf7 30. Qg6+ Rg7 31. Qh6 Qd7 32. c6 bxc6 33. Bh7+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.31"]
[White "Burg, Brent"]
[Black "Klapwijk, Bram"]
[Result "1-0"]
[WhiteElo "2227"]
[BlackElo "2039"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "1019465"]
[BlackFideId "1009133"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O 7. Bb2 d6 8. Qc2
Nbd7 9. Nc3 c5 10. Rfd1 Rc8 11. Rac1 Qc7 12. Qb1 Qb8 13. d4 cxd4 14. Rxd4 Qa8
15. Rcd1 Ne5 16. e4 Nxf3+ 17. Bxf3 Rfd8 18. a4 Nd7 19. Qc2 Nc5 20. Re1 a6 21.
Bg2 Qa7 22. Rd2 Bc6 23. Qd1 Rb8 24. b4 Nd7 25. Qg4 Ne5 26. Qe2 Rbc8 27. Rd4 Bf6
28. Red1 Be8 29. b5 Qc7 30. Bf1 Qc5 31. Kg2 Nc6 32. R4d2 Na5 33. Rc1 Nb3 34.
Rcd1 Nxd2 35. Qxd2 axb5 36. axb5 Qb4 37. Nd5 Qxd2 38. Nxf6+ gxf6 39. Rxd2 e5 40.
Ba3 Ra8 41. Rxd6 Rxd6 42. Bxd6 Rc8 43. f4 exf4 44. gxf4 f5 45. exf5 f6 46. Kf2
Bf7 47. c5 bxc5 48. b6 Bd5 49. Bg2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.32"]
[White "Theulings, Paul-Peter"]
[Black "Goudriaan, Etienne"]
[Result "0-1"]
[WhiteTitle "CM"]
[BlackTitle "FM"]
[WhiteElo "2130"]
[BlackElo "2429"]
[ECO "D38"]
[Opening "QGD"]
[Variation "Ragozin variation"]
[WhiteFideId "1002899"]
[BlackFideId "1021150"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bh4 c5 8. e3
c4 9. Nd2 g5 10. Bg3 Bxc3 11. bxc3 Bf5 12. h4 Rg8 13. hxg5 hxg5 14. Be2 Nbd7 15.
f3 Qe7 16. e4 Bg6 17. e5 Nh5 18. Bh2 g4 19. fxg4 Qh4+ 20. g3 Nxg3 21. Nf3 Qh3
22. Rg1 Ne4 23. Bf1 Qh8 24. Rc1 Qh6 25. Ke2 b5 26. Qe1 a5 27. g5 Qh7 28. a3 Bh5
29. Bf4 Nxg5 30. Rxg5 Qd3+ 31. Kf2 Qxf3+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.33"]
[White "Vos, Tjark"]
[Black "L'Ami, Alina"]
[Result "0-1"]
[BlackTitle "WGM"]
[WhiteElo "2085"]
[BlackElo "2390"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "1020870"]
[BlackFideId "1210246"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3
Be7 9. Qd2 O-O 10. O-O-O Nbd7 11. g4 b5 12. g5 b4 13. Ne2 Ne8 14. f4 a5 15. f5
a4 16. Nbd4 exd4 17. Nxd4 b3 18. Kb1 bxc2+ 19. Nxc2 Bb3 20. axb3 axb3 21. Na3
Ne5 22. Qg2 Kh8 23. h4 Ra4 24. Bb5 Rb4 25. Bd2 Rd4 26. Bc3 Rxd1+ 27. Rxd1 Qa8
28. h5 Nc7 29. Be2 f6 30. g6 h6 31. Bb4 Rd8 32. Rc1 Na6 33. Bc3 Nc5 34. Bxe5
dxe5 35. Bf3 Nd3 36. Rc3 Bxa3 37. bxa3 Qxa3 38. Bd1 Ra8 39. Bxb3 Qa1+ 40. Kc2
Ne1+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.34"]
[White "Berkovich, Mark A"]
[Black "Van Foreest, Lucas"]
[Result "0-1"]
[WhiteTitle "IM"]
[WhiteElo "2366"]
[BlackElo "2120"]
[ECO "A45"]
[Opening "Queen's pawn game"]
[WhiteFideId "2801639"]
[BlackFideId "1039792"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. g3 g6 3. Bg2 Bg7 4. e4 d6 5. Nc3 O-O 6. Nge2 e5 7. h3 Nc6 8. Be3
Bd7 9. O-O Nxd4 10. Nxd4 exd4 11. Bxd4 Re8 12. Qd3 Bc6 13. Rfe1 Qd7 14. Rad1 a6
15. Qf1 Nh5 16. Bxg7 Nxg7 17. e5 Nf5 18. Nd5 Bxd5 19. Bxd5 c6 20. Bg2 d5 21. Qd3
b5 22. h4 Re7 23. Bh3 Rae8 24. Qc3 Qc7 25. Bxf5 gxf5 26. f4 f6 27. exf6 Qb6+ 28.
Kf1 Re3 29. Qd2 Kf7 30. Rxe3 Qxe3 31. Qxe3 Rxe3 32. Kf2 Re4 33. Rd3 Rc4 34. c3
Kxf6 35. Kf3 h5 36. a3 a5 37. Re3 Re4 38. b4 axb4 39. axb4 Ke6 40. Rxe4+ dxe4+
41. Ke2 Kd6 42. Kd2 c5 43. Ke2 cxb4 44. cxb4 Kd5 45. Ke3 Kc4 46. g4 fxg4 47.
Kxe4 Kxb4 48. f5 Kc5 49. Ke5 Kc6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.35"]
[White "Heemskerk, Wim"]
[Black "Sparenberg, Erik"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2240"]
[BlackElo "2112"]
[ECO "E63"]
[Opening "King's Indian"]
[Variation "fianchetto, Panno variation"]
[WhiteFideId "1001000"]
[BlackFideId "1013262"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. O-O Nc6 7. Nc3 a6 8. Qd3 e5
9. dxe5 dxe5 10. Qxd8 Rxd8 11. Bg5 Be6 12. Nd2 h6 13. Bxf6 Rxd2 14. Bxg7 Kxg7
15. Bxc6 bxc6 16. b3 Rad8 17. Rfd1 Bf5 18. Kf1 R8d4 19. Rxd2 Rxd2 20. Ke1 Rc2
21. Nd1 Kf6 22. Ne3 Rb2 23. Nd1 Rc2 24. Ne3 Rb2 25. Nd1 Rc2 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.36"]
[White "Calzetta Ruiz, Monica"]
[Black "Majhi, Ankit"]
[Result "1/2-1/2"]
[WhiteTitle "WGM"]
[WhiteElo "2234"]
[BlackElo "2058"]
[ECO "C88"]
[Opening "Ruy Lopez"]
[Variation "closed, anti-Marshall 8.a4"]
[WhiteFideId "2204185"]
[BlackFideId "1033735"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4
Bb7 9. d3 Re8 10. Nbd2 Bf8 11. c3 d5 12. exd5 Nxd5 13. axb5 axb5 14. Rxa8 Bxa8
15. d4 Nf4 16. Ne4 h6 17. Bc2 Ng6 18. Qd3 exd4 19. Qxb5 dxc3 20. Rd1 cxb2 21.
Bxb2 Qb8 22. Qxb8 Nxb8 23. Nfd2 Bb4 24. f3 Rd8 25. Ra1 Nc6 26. Nc4 Bb7 27. Ne3
Nce5 28. Nf5 Bc8 29. Ra8 Rf8 30. Neg3 Bc5+ 31. Kf1 Be6 32. Rxf8+ Kxf8 33. f4
Bc4+ 34. Ke1 Bd3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.37"]
[White "Stavast, Dick"]
[Black "Christiansen, Johan-Sebastian"]
[Result "0-1"]
[WhiteElo "2066"]
[BlackElo "2217"]
[ECO "A00"]
[Opening "Benko's opening"]
[WhiteFideId "1014005"]
[BlackFideId "1512668"]
[EventDate "2013.12.21"]

1. g3 e5 2. Bg2 Nf6 3. d3 d5 4. Nf3 Nc6 5. O-O Be7 6. c4 O-O 7. cxd5 Nxd5 8. Nc3
Be6 9. Nxd5 Bxd5 10. b3 Qd7 11. Bb2 f6 12. Rc1 a5 13. e4 Bf7 14. d4 Qd6 15. dxe5
fxe5 16. Qxd6 Bxd6 17. Ng5 Nb4 18. Nxf7 Rxf7 19. Bh3 Re7 20. a4 Nd3 21. Rc2 Nc5
22. f4 exf4 23. e5 Bxe5 24. Bxe5 Rxe5 25. gxf4 Rh5 26. Bg4 Rh4 27. h3 b6 28. Re1
h5 29. Bf3 Rc8 30. Rc4 Nxb3 31. Bb7 Rd8 32. Kg2 Nc5 33. Rxc5 bxc5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.38"]
[White "Mager, Denis"]
[Black "Dijkhuis, Tycho"]
[Result "0-1"]
[WhiteElo "2060"]
[BlackElo "2202"]
[ECO "E97"]
[Opening "King's Indian"]
[Variation "orthodox, Aronin-Taimanov, bayonet attack"]
[WhiteFideId "24691127"]
[BlackFideId "1036564"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7
9. b4 Ne8 10. c5 f5 11. Nd2 Nf6 12. f3 f4 13. Nc4 g5 14. a4 Ng6 15. Ba3 Rf7 16.
Kf2 g4 17. Ke1 gxf3 18. gxf3 Ne8 19. Kd2 Qh4 20. Rh1 Bf8 21. Rc1 Rg7 22. Rc2 Qh5
23. Kc1 Nh4 24. Rg1 Bh3 25. Rxg7+ Kxg7 26. Nb1 Kh8 27. Nbd2 Rd8 28. Na5 Bc8 29.
Ndc4 Qg5 30. Qf1 Nf6 31. Kb1 Be7 32. cxd6 cxd6 33. b5 Ne8 34. Qf2 Qg2 35. Qxa7
Nxf3 36. Bxf3 Qxf3 37. Nxb7 Bxb7 38. Qxb7 Bf8 39. Nxe5 Qd1+ 40. Rc1 Qb3+ 41. Bb2
dxe5 42. a5 Ba3 43. Rc2 Bxb2 44. Rxb2 Qd1+ 45. Ka2 Qa4+ 46. Kb1 Qxe4+ 47. Rc2
Rxd5 48. Qe7 Rxb5+ 49. Ka1 Qa4+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.39"]
[White "Balje, Jan"]
[Black "Veltman, Anne"]
[Result "1-0"]
[WhiteElo "2198"]
[BlackElo "2052"]
[ECO "A01"]
[Opening "Nimzovich-Larsen attack"]
[Variation "English variation"]
[WhiteFideId "1004085"]
[BlackFideId "1026917"]
[EventDate "2013.12.21"]

1. b3 c5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bf5 5. Nf3 f6 6. Nh4 Be6 7. f4 Qb6 8. f5 Bf7
9. Be2 g5 10. Bh5 Nh6 11. Ng6 g4 12. Nf4 Bxh5 13. Nxh5 d4 14. e4 c4 15. Nf4
O-O-O 16. d3 e5 17. fxe6 Bb4+ 18. Kf2 Bc3 19. Qc1 f5 20. Nd5 Rxd5 21. exd5 Ne5
22. Bxc3 g3+ 23. Ke2 dxc3 24. Qe3 cxd3+ 25. cxd3 Qxe3+ 26. Kxe3 Nhg4+ 27. Kd4 c2
28. Na3 gxh2 29. Rac1 b6 30. Rxc2+ Kb7 31. Nb5 Rd8 32. e7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.40"]
[White "Schoehuijs, Erik"]
[Black "Dijkhuis, Sven"]
[Result "1-0"]
[WhiteElo "2180"]
[BlackElo "1941"]
[ECO "A70"]
[Opening "Benoni"]
[Variation "classical with e4 and Nf3"]
[WhiteFideId "1004425"]
[BlackFideId "1036556"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. h3 O-O
9. Bd3 a6 10. a4 Nbd7 11. O-O Nh5 12. Bg5 Bf6 13. Be3 b6 14. Nd2 Re8 15. Be2 Ng7
16. Qc2 Ra7 17. Rfe1 Bg5 18. Bg4 Bxe3 19. Rxe3 Ne5 20. Bxc8 Qxc8 21. f4 Nd7 22.
Nc4 Qb8 23. g4 f6 24. Rae1 g5 25. fxg5 fxg5 26. e5 Nxe5 27. Nxe5 dxe5 28. Ne4
Qd8 29. Rf3 Rf8 30. Rxf8+ Kxf8 31. a5 Qxd5 32. Nxg5 Ke8 33. Rd1 Qc6 34. Qxh7 Qf6
35. Qg8+ Qf8 36. Rd8+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.41"]
[White "Ypma, Peter"]
[Black "Keetman, Maaike"]
[Result "1-0"]
[WhiteElo "2179"]
[BlackElo "1899"]
[ECO "A03"]
[Opening "Bird's opening"]
[WhiteFideId "1027255"]
[BlackFideId "1033697"]
[EventDate "2013.12.21"]

1. f4 d5 2. Nf3 Nf6 3. g3 Bf5 4. Bg2 e6 5. O-O Nbd7 6. c4 c6 7. b3 Be7 8. Kh1
O-O 9. d3 Qb6 10. Nc3 Nc5 11. Be3 Qa5 12. Qe1 Qc7 13. Bg1 Rfd8 14. Rc1 Nfd7 15.
cxd5 exd5 16. b4 Na6 17. Nxd5 Qd6 18. Nxe7+ Qxe7 19. Nd4 Be6 20. a3 Nf6 21. f5
Bc8 22. e4 Nd7 23. Qc3 Ne5 24. Rcd1 Rd6 25. Ne6 fxe6 26. Qxe5 Rd8 27. f6 gxf6
28. Rxf6 Rf8 29. Qg5+ Kh8 30. Bd4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.42"]
[White "Senders, Mischa"]
[Black "Offringa, Joost"]
[Result "0-1"]
[WhiteElo "2058"]
[BlackElo "2178"]
[ECO "B07"]
[Opening "Pirc"]
[Variation "Byrne variation"]
[WhiteFideId "1038370"]
[BlackFideId "1025880"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. f4 O-O 6. Nf3 d5 7. Bxf6 exf6 8. exd5
Nd7 9. Qd2 Re8+ 10. Be2 Nb6 11. O-O-O Nxd5 12. Nxd5 Qxd5 13. Kb1 Bf5 14. Bd3 Bg4
15. Be2 Bh6 16. h3 Be6 17. b3 Qe4 18. g3 Bxb3 19. axb3 Qxe2 20. Qxe2 Rxe2 21.
Rhe1 Rae8 22. Rxe2 Rxe2 23. Rd3 Rg2 24. Nd2 Bf8 25. Ne4 Kg7 26. d5 Bb4 27. c4
Be1 28. c5 f5 29. d6 cxd6 30. Nxd6 Rxg3 31. Kc2 Rxd3 32. Kxd3 Ba5 33. Kd4 Bd2
34. Nxb7 Bxf4 35. Kd5 Bc7 36. Kc6 f4 37. Nd6 f3 38. Ne4 Bf4 39. b4 f5 40. Nf2
Be3 41. Nd1 f4 42. Kb7 f2 43. Nxf2 Bxf2 44. Kxa7 f3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.43"]
[White "Stolwijk, Colin"]
[Black "Dehn, Marcus"]
[Result "0-1"]
[WhiteElo "2041"]
[BlackElo "2135"]
[ECO "B01"]
[Opening "Scandinavian (centre counter) defence"]
[WhiteFideId "1033743"]
[BlackFideId "4667093"]
[EventDate "2013.12.21"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Bc4 Nh6 5. d4 Nf5 6. Nf3 e6 7. O-O Be7 8.
Be3 O-O 9. Qd2 Nd7 10. Bd3 Nf6 11. Ne4 Nxe4 12. Bxe4 Nxe3 13. fxe3 f5 14. Bd3
Bf6 15. c3 Kh8 16. e4 g6 17. Rae1 Bd7 18. exf5 exf5 19. Ne5 Be8 20. Rf3 Bg5 21.
Qe2 Bf7 22. Nxf7+ Rxf7 23. Qe5+ Bf6 24. Qe6 Qf8 25. Rfe3 Re7 26. Qxe7 Bxe7 27.
Rxe7 c6 28. Bc4 b5 29. Bb3 a5 30. a3 a4 31. Ba2 Rd8 32. h3 Qh6 33. R1e3 Rf8 34.
d5 f4 35. Rf3 Qg5 36. Rd7 c5 37. c4 Rb8 38. Rf2 Qf5 39. Re7 Qf6 40. Ree2 bxc4
41. Bxc4 Qd4 42. Ba2 Rb6 43. Rd2 Qf6 44. Kh1 g5 45. Rfe2 f3 46. Rf2 Qf4 47. Rc2
g4 48. gxf3 g3 49. Rfe2 Qxf3+ 50. Kg1 Rf6 51. Re1 Qf5 52. Rce2 Qf2+ 53. Rxf2
gxf2+ 54. Kf1 fxe1=Q+ 55. Kxe1 Rh6 56. Bc4 Rxh3 57. d6 Rh4 58. Bb5 Rd4 59. d7
Kg7 60. Bxa4 Kf6 61. Bb5 Ke7 62. a4 Kd8 63. Ke2 h5 64. Kf3 Rb4 65. Kg3 Rxb2 66.
Bc4 Rb4 67. Be2 h4+ 68. Kh3 c4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.44"]
[White "Den Hartog, Marijn"]
[Black "Lyell, Mark"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2025"]
[BlackElo "2247"]
[ECO "B12"]
[Opening "Caro-Kann"]
[Variation "advance variation"]
[WhiteFideId "1046098"]
[BlackFideId "402354"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. Be2 e6 7. O-O Nge7 8. Nbd2
Qb6 9. Nb3 cxd4 10. Nfxd4 Bxe2 11. Qxe2 Nxd4 12. Nxd4 Nc6 13. Rd1 Bc5 14. Nb3
O-O-O 15. Nxc5 Qxc5 16. Be3 Qc4 17. Qh5 g6 18. Qg5 Rd7 19. Qg3 Qe4 20. Bg5 h5
21. h4 Kb8 22. Rd3 Rc8 23. Rad1 Ka8 24. Bf6 Qa4 25. a3 Qb5 26. b4 Ne7 27. Qg5
Nf5 28. Qd2 Rdc7 29. f3 Rc4 30. Qe1 Qc6 31. Rc1 Qa6 32. Qe2 Qxa3 33. Rc2 d4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.45"]
[White "Lee, Kai Jie Edward"]
[Black "Bakels, Anton"]
[Result "1-0"]
[WhiteElo "2145"]
[BlackElo "2026"]
[ECO "B73"]
[Opening "Sicilian"]
[Variation "dragon, classical, Richter variation"]
[WhiteFideId "5802920"]
[BlackFideId "1046187"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O Nc6 8. Be3
O-O 9. Qd2 Bd7 10. f3 Rc8 11. Rac1 Re8 12. Rfd1 a6 13. Nd5 Nxd4 14. Bxd4 Nxd5
15. exd5 Bxd4+ 16. Qxd4 Qa5 17. Kh1 Qc5 18. Qd2 e6 19. dxe6 Rxe6 20. Bf1 Rce8
21. b4 Qh5 22. Qf4 Bb5 23. c4 Bc6 24. Rxd6 Re3 25. Rd8 Rxd8 26. Qxe3 Qf5 27. Kg1
Re8 28. Qf2 Qf4 29. Rd1 Re3 30. Qb2 Re5 31. Rd3 b5 32. g3 Qf5 33. Rd8+ Be8 34.
c5 Re1 35. Qf2 Qe5 36. Qd2 Qa1 37. Qd3 Kg7 38. Rd6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.46"]
[White "Dirksen, Marieke"]
[Black "Go, Benjamin"]
[Result "1/2-1/2"]
[WhiteElo "2012"]
[BlackElo "2140"]
[ECO "B07"]
[Opening "Pirc defence"]
[WhiteFideId "1032160"]
[BlackFideId "1014560"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. f3 Nbd7 6. Qd2 e5 7. Nge2 a6 8. b3 b5
9. g4 h6 10. Bg2 Qe7 11. d5 c5 12. Ng3 Nb6 13. a4 b4 14. Nd1 a5 15. Bf1 Qb7 16.
c4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.47"]
[White "Khelaia, Giorgi"]
[Black "Hummel, Joop"]
[Result "1-0"]
[WhiteElo "2110"]
[BlackElo "2006"]
[ECO "D44"]
[Opening "QGD semi-Slav"]
[Variation "anti-Meran, Alatortsev system"]
[WhiteFideId "13604600"]
[BlackFideId "1012126"]
[EventDate "2013.12.21"]

1. c4 e6 2. Nc3 d5 3. d4 c6 4. Nf3 Nf6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5
9. Nxg5 Nd5 10. Nxf7 Qxh4 11. Nxh8 Bb4 12. Qd2 c5 13. dxc5 Nd7 14. O-O-O Nxe5
15. f4 Bxc3 16. bxc3 Qxf4 17. Qxf4 Nxf4 18. Rd4 Nfd3+ 19. Bxd3 Nxd3+ 20. Kd2 e5
21. Rd6 Nxc5 22. Re1 Ke7 23. Rxh6 Nd3 24. Re3 Be6 25. Rh7+ Kd6 26. Nf7+ Bxf7 27.
Rxf7 Ke6 28. Rb7 Rg8 29. g3 Rf8 30. Rxb5 Rf2+ 31. Re2 Rf7 32. a4 Rd7 33. Kc2 Rc7
34. a5 Nc5 35. g4 e4 36. Rxc5 Rxc5 37. Rxe4+ Kf6 38. h4 Rxa5 39. Rxc4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.48"]
[White "Mollema, Thomas"]
[Black "Zojer, Stefan"]
[Result "1/2-1/2"]
[WhiteElo "1977"]
[BlackElo "2089"]
[ECO "C77"]
[Opening "Ruy Lopez"]
[Variation "Wormald (Alapin) attack"]
[WhiteFideId "1034987"]
[BlackFideId "1616455"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Be7 7. c3 O-O 8. O-O
d6 9. h3 Bb7 10. d4 Re8 11. Nbd2 Bf8 12. Rd1 exd4 13. cxd4 Na5 14. Bc2 c5 15.
dxc5 dxc5 16. Nc4 Qc7 17. Nxa5 Qxa5 18. e5 Rad8 19. Bg5 Rxd1+ 20. Rxd1 Bxf3 21.
Qxf3 Rxe5 22. Bxf6 Re1+ 23. Kh2 Rxd1 24. Qxd1 gxf6 25. Qh5 h6 26. Qg4+ Bg7 27.
Qc8+ Bf8 28. Qg4+ Bg7 29. Qc8+ Bf8 30. Qg4+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.49"]
[White "Henseler, Jorgen"]
[Black "Brookes, Christopher"]
[Result "0-1"]
[WhiteElo "2073"]
[BlackElo "2182"]
[ECO "B67"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer, Rauzer attack, 7...a6 defence, 8...Bd7"]
[WhiteFideId "1023233"]
[BlackFideId "4669355"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. f4 h6 10. Bh4 g5 11. fxg5 Ng4 12. Nf3 hxg5 13. Bg3 Be7 14. Be2 Nge5
15. Kb1 b5 16. Rdf1 Qb6 17. Nxg5 f6 18. Nf3 O-O-O 19. Bf4 Rdg8 20. g3 Nxf3 21.
Bxf3 Ne5 22. Be2 Bc6 23. Bd3 Qb7 24. Qe2 f5 25. Rhg1 Nxd3 26. cxd3 b4 27. Nd1
fxe4 28. Re1 e5 29. Bc1 exd3 30. Qxd3 Rxh2 31. Ka1 Rf8 32. Rgf1 Rhh8 33. Ne3 Bb5
34. Rxf8+ Rxf8 35. Qb3 Bc6 36. Qe6+ Qd7 37. Qc4 d5 38. Qxa6+ Qb7 39. Qa5 Qc7 40.
Qa6+ Qb7 41. Qa5 Kb8 42. Rd1 Rd8 43. Nf5 Bf6 44. g4 d4 45. g5 Rd5 46. Qxd5 Bxd5
47. gxf6 Qa6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.50"]
[White "Gerlagh, Joris"]
[Black "Zojer, Thomas"]
[Result "1/2-1/2"]
[WhiteElo "2032"]
[BlackElo "2117"]
[ECO "A80"]
[Opening "Dutch"]
[WhiteFideId "1038834"]
[BlackFideId "1616986"]
[EventDate "2013.12.21"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 d6 7. Nc3 Qe8 8. d5 h6
9. Nd4 Na6 10. Rb1 Nc5 11. b4 e5 12. bxc5 exd4 13. Nb5 Qe7 14. cxd6 cxd6 15. Ba3
Rd8 16. Nxd4 Ne4 17. Qd3 h5 18. Ne6 Bxe6 19. dxe6 Qxe6 20. Rxb7 Rac8 21. Rxa7
Rxc4 22. e3 Rc3 23. Qb5 Rdc8 24. Bxe4 fxe4 25. Bb2 R3c7 26. Rxc7 Rxc7 27. Bxg7
Kxg7 28. a4 h4 29. h3 Qxh3 30. Qg5 hxg3 31. fxg3 Rc5 32. Qf6+ Kh7 33. Qxd6 Rf5
34. Rxf5 Qxf5 35. Qc7+ Kg8 36. a5 Qf3 37. Qf4 Qd1+ 38. Qf1 Qd2 39. Qc4+ Kh7 40.
Qf7+ Kh6 41. Qf8+ Kh7 42. Qe7+ Kh6 43. Qxe4 Qxa5 44. Qf4+ g5 45. Qf6+ Kh5 46.
Qf3+ Kh6 47. g4 Qa1+ 48. Kg2 Qb2+ 49. Kh3 Qe5 50. Qc6+ Kg7 51. Qd7+ Kg6 52. Qd3+
Kf6 53. Kg2 Ke6 54. Qg6+ Ke7 55. Kf3 Qb5 56. Qf5 Qf1+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.24"]
[Round "4.51"]
[White "Hummel, Paul"]
[Black "Sandvik, Thomas"]
[Result "1-0"]
[WhiteElo "2011"]
[BlackElo "2083"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "1021168"]
[BlackFideId "503231"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. d4 Bf5 5. O-O e6 6. b3 Be7 7. Bb2 Nbd7 8. Nbd2
Ne4 9. Ne1 Ndf6 10. f3 Nxd2 11. Qxd2 O-O 12. c4 Rc8 13. Nd3 b6 14. Rfe1 Bg6 15.
e4 c5 16. cxd5 exd5 17. e5 Ne8 18. Bh3 Rc6 19. Rac1 Bxd3 20. Qxd3 Nc7 21. f4 Rh6
22. Bg2 Qd7 23. f5 Rd8 24. Rf1 Nb5 25. e6 fxe6 26. fxe6 Qe8 27. dxc5 bxc5 28.
Rf7 Bf6 29. e7 Bxb2 30. exd8=Q Qxd8 31. Bxd5 Rd6 32. Rcf1 Rg6 33. Rd7+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.1"]
[White "Michalik, Peter"]
[Black "Rodshtein, Maxim"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2577"]
[BlackElo "2683"]
[ECO "A62"]
[Opening "Benoni"]
[Variation "fianchetto variation"]
[WhiteFideId "14907526"]
[BlackFideId "2806851"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 c5 5. d5 O-O 6. Bg2 e6 7. Nc3 exd5 8. cxd5
d6 9. O-O Re8 10. a4 a6 11. Bf4 h6 12. h3 b6 13. Re1 Ra7 14. Qc1 g5 15. Bd2 Bf5
16. h4 g4 17. Nh2 Kh7 18. e4 Bg6 19. Qd1 h5 20. Bf4 Rae7 21. Nf1 b5 22. axb5
axb5 23. Nxb5 Nxe4 24. Rxe4 Rxe4 25. Bxe4 Rxe4 26. Ra4 Rxa4 27. Qxa4 Nd7 28.
Nxd6 Ne5 29. Bxe5 Bxe5 30. Nxf7 Qxd5 31. Ng5+ Kh6 32. Ne3 Qb7 33. Qc4 Qe7 34.
Qg8 Bg7 35. Qd5 Bxb2 36. Qc6 Kg7 37. Ne6+ Kh7 38. Nd5 Qe8 39. Qb7+ Bf7 40. Ndc7
Qe7 41. Qxb2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.2"]
[White "Romanov, Evgeny"]
[Black "Spoelman, Wouter"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2654"]
[BlackElo "2585"]
[ECO "B29"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rubinstein variation"]
[WhiteFideId "4148843"]
[BlackFideId "1010891"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 Nc6 6. Bf4 e6 7. h4 b6 8. Bb5
Bb7 9. Qe2 h6 10. O-O-O a6 11. Bd3 b5 12. Be4 Qc7 13. Qe3 O-O-O 14. Nd2 c4 15.
Bf3 Ne7 16. Bxb7+ Kxb7 17. Qf3+ Nd5 18. Ne4 f6 19. Rhe1 g5 20. Bg3 g4 21. Qe2 f5
22. Nd6+ Bxd6 23. exd6 Qc6 24. Be5 Rhg8 25. Qd2 f4 26. g3 Rdf8 27. gxf4 Rf5 28.
Rg1 h5 29. f3 g3 30. Qd4 Qb6 31. Qe4 g2 32. Rd4 Rg3 33. Qe2 Nxf4 34. Qe4+ Qc6
35. Qxc6+ Kxc6 36. Bxf4 Rxf3 37. Bh2 Rf1+ 38. Rd1 R5f2 39. Re1 Rxe1+ 40. Rxe1
Rf1 41. Kd2 Rh1 42. Bg1 Rxh4 43. Ke3 Kxd6 44. Kf3 Rg4 45. Bh2+ Kc6 46. Rg1 Kd5
47. Bg3 e5 48. Rxg2 e4+ 49. Ke3 Ke6 50. Kf2 h4 51. Bc7 Rxg2+ 52. Kxg2 Kf5 53.
Kh3 e3 54. Kxh4 e2 55. Bg3 e1=Q 56. Bxe1 Kf4 57. a4 Ke3 58. axb5 axb5 59. b4
cxb3 60. cxb3 d6 61. b4 d5 62. Bg3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.3"]
[White "Kovchan, Alexander"]
[Black "L'Ami, Erwin"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2562"]
[BlackElo "2645"]
[ECO "C47"]
[Opening "Four knights"]
[Variation "Scotch, 4...exd4"]
[WhiteFideId "14103052"]
[BlackFideId "1007998"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Be3 Bb6 7. Bb5 O-O 8.
O-O Nxd4 9. Bxd4 d6 10. Re1 Bxd4 11. Qxd4 Bd7 12. Bc4 a6 13. e5 dxe5 14. Rxe5
Re8 15. Rae1 Rxe5 16. Qxe5 b5 17. Bb3 Qe8 18. Kf1 Qxe5 19. Rxe5 Kf8 20. Nd5 Nxd5
21. Rxd5 Be8 22. c3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.4"]
[White "Andriasian, Zaven"]
[Black "Stukopin, Andrey"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2610"]
[BlackElo "2509"]
[ECO "B59"]
[Opening "Sicilian"]
[Variation "Boleslavsky variation, 7.Nb3"]
[WhiteFideId "13302000"]
[BlackFideId "24107131"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Be2 e5 7. Nb3 Be7 8. O-O
O-O 9. Bf3 a5 10. a4 Be6 11. Re1 Nb4 12. Bg5 Nd7 13. Be3 Nc5 14. Nxc5 dxc5 15.
Qe2 Nc6 16. Bg4 Nd4 17. Bxd4 cxd4 18. Nb5 Bxg4 19. Qxg4 Rc8 20. Qe2 Bb4 21. Red1 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.5"]
[White "Lobzhanidze, Davit"]
[Black "Bok, Benjamin"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2445"]
[BlackElo "2540"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "13600796"]
[BlackFideId "1017063"]
[EventDate "2013.12.21"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6. cxd4 d6 7. Bc4 Be7 8. O-O
O-O 9. Qe2 b6 10. Nc3 Nxc3 11. bxc3 Bb7 12. exd6 Qxd6 13. Bd3 Nd7 14. a4 Qc7 15.
Bd2 Rfd8 16. Be4 Bxe4 17. Qxe4 Qc4 18. Rfc1 Nc5 19. Qb1 Nb3 20. Ne5 Qd5 21. Nc6
Bf6 22. Nxd8 Nxd2 23. Qa2 Nc4 24. Nxf7 Kxf7 25. Qb3 Rc8 26. Rd1 Ne3 27. Qxd5
Nxd5 28. Kf1 Rxc3 29. a5 b5 30. a6 b4 31. Ra5 Rc4 32. Rb5 Bxd4 33. Rb7+ Kf6 34.
g3 Bb6 35. Rd3 Rc1+ 36. Ke2 Rc2+ 37. Rd2 Rxd2+ 38. Kxd2 Nc7 39. Kd3 Nxa6 40. Kc4
Nc7 41. Kxb4 Nd5+ 42. Kc4 Bxf2 43. Rb8 Bg1 44. h3 Bb6 45. Kd3 Bc7 46. Rf8+ Ke7
47. Rf3 Nf6 48. g4 h6 49. Kc4 e5 50. Rb3 Bb6 51. Rg3 g5 52. Rb3 Ke6 53. Rb5 Ne4
54. Rb2 Nf2 55. Re2 e4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.6"]
[White "Pruijssers, Roeland"]
[Black "Simonian, Tigran"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2539"]
[BlackElo "2401"]
[ECO "B47"]
[Opening "Sicilian"]
[Variation "Taimanov (Bastrikov) variation"]
[WhiteFideId "1013068"]
[BlackFideId "13303597"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. f4 a6 7. Nxc6 dxc6 8. e5
c5 9. Be3 b6 10. Bd3 Bb7 11. Be4 Ne7 12. Qf3 O-O-O 13. O-O Nf5 14. a4 Nxe3 15.
Qxe3 c4 16. Kh1 Bc5 17. Qe2 Rd4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.7"]
[White "Beerdsen, Thomas"]
[Black "Greenfeld, Alon"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2154"]
[BlackElo "2531"]
[ECO "C88"]
[Opening "Ruy Lopez"]
[Variation "closed, anti-Marshall 8.a4"]
[WhiteFideId "1030108"]
[BlackFideId "2800039"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4
b4 9. d3 d6 10. Nbd2 Na5 11. Ba2 c5 12. c3 Rb8 13. h3 Be6 14. Bxe6 fxe6 15. Qe2
Qe8 16. d4 exd4 17. cxd4 Nh5 18. Qxa6 Nf4 19. Qxa5 Qg6 20. g3 Nxh3+ 21. Kf1 Qg4
22. Qc7 Bg5 23. Re2 Bxd2 24. Nxd2 Qxg3 25. Ke1 Nxf2 26. Nf1 Qh4 27. Kd2 Nxe4+
28. Kd3 Nf2+ 29. Kc2 Qxd4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.8"]
[White "Azaladze, Shota"]
[Black "Donchenko, Alexander"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2482"]
[BlackElo "2455"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "13603027"]
[BlackFideId "24603295"]
[EventDate "2013.12.21"]

1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. e4 d6 6. d3 Nf6 7. Re1 O-O 8. h3 e5
9. c4 a6 10. Nc3 Rb8 11. Bd2 b5 12. b3 h6 13. Nd5 Bd7 14. Rc1 b4 15. Ra1 a5 16.
Nxf6+ Qxf6 17. Nh2 Qd8 18. Ng4 h5 19. Ne3 a4 20. a3 Nd4 21. bxa4 b3 22. a5 Ba4
23. Rb1 Nc2 24. Rf1 Bh6 25. Nd5 Bxd2 26. Qxd2 Nxa3 27. Rb2 Nc2 28. f4 Bc6 29. f5
Bxd5 30. f6 Kh7 31. exd5 Rh8 32. Be4 Qf8 33. Rf5 Qh6 34. Rg5 h4 35. g4 Kg8 36.
Kf2 Nd4 37. Rb1 Ra8 38. Ra1 Ra6 39. Bf5 Qf8 40. Bxg6 fxg6 41. Rxg6+ Kf7 42. Rg7+
Ke8 43. Qg5 Kd8 44. Kg2 Ra8 45. a6 b2 46. Rb1 Rxa6 47. Rxb2 Ra8 48. Qd2 Kc8 49.
Ra2 Rb8 50. Qa5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.9"]
[White "Cernousek, Lukas"]
[Black "De Jong, Migchiel"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2455"]
[BlackElo "2347"]
[ECO "A40"]
[Opening "Queen's pawn"]
[Variation "Franco-Indian (Keres) defence"]
[WhiteFideId "311707"]
[BlackFideId "1002848"]
[EventDate "2013.12.21"]

1. d4 e6 2. c4 Bb4+ 3. Nd2 c5 4. a3 Bxd2+ 5. Qxd2 cxd4 6. Qxd4 Nf6 7. b4 a5 8.
b5 d6 9. a4 e5 10. Qd3 Be6 11. Ba3 d5 12. Qg3 Nbd7 13. cxd5 Bxd5 14. e4 Bxe4 15.
Bc4 Qb6 16. Nf3 Bxf3 17. Qxf3 Qd4 18. Rc1 e4 19. Qg3 Ne5 20. Rd1 Nf3+ 21. Qxf3
Qxc4 22. Qg3 Rd8 23. Rc1 Qe6 24. O-O h5 25. Rfd1 Nd5 26. Qxg7 Qf6 27. Qg3 h4 28.
Qg4 Qe5 29. Rc5 e3 30. Rcxd5 exf2+ 31. Kxf2 Qf6+ 32. Rf5 Qb6+ 33. Bc5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.10"]
[White "Pijpers, Arthur"]
[Black "Ernst, Sipke"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2366"]
[BlackElo "2566"]
[ECO "C97"]
[Opening "Ruy Lopez"]
[Variation "closed, Chigorin defence"]
[WhiteFideId "1019554"]
[BlackFideId "1004689"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Be6 13. Nf1 Nc4 14. b3 Nb6 15. Ne3
a5 16. a4 c4 17. bxc4 Nxa4 18. Bxa4 bxa4 19. Nd5 Nxd5 20. cxd5 Bd7 21. Ba3 exd4
22. cxd4 Rab8 23. Qc1 Qb7 24. Qf4 f5 25. exf5 Rxf5 26. Qg3 Re8 27. Bxd6 Bxd6 28.
Rxe8+ Bxe8 29. Qxd6 Qxd5 30. Qe7 Bc6 31. Rc1 h6 32. Rc5 Qe4 33. Qxe4 Bxe4 34.
Ne5 Rf8 35. f3 Bb7 36. Rxa5 Ra8 37. Rxa8+ Bxa8 38. Nc4 Bd5 39. Na3 g5 40. Kf2
Kf7 41. g3 Ke6 42. Ke3 Kf5 43. Nb5 Bc6 44. Nd6+ Ke6 45. Nc4 Bb5 46. Na3 Bf1 47.
f4 gxf4+ 48. Kxf4 Kd5 49. Ke3 Bxh3 50. Kd3 h5 51. Kc3 Ke4 52. Nc4 Kf3 53. d5
Kxg3 54. Ne5 Bf5 55. d6 h4 56. Nc4 h3 57. Ne3 Be6 58. Kd4 a3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.11"]
[White "Zakhartsov, Vladimir"]
[Black "Novikov, Stanislav"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2358"]
[BlackElo "2556"]
[ECO "B31"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rossolimo attack (with ...g6, without ...d6)"]
[WhiteFideId "4145097"]
[BlackFideId "4125371"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. O-O Bg7 6. Re1 d6 7. e5 Bg4 8.
exd6 Qxd6 9. h3 Bxf3 10. Qxf3 Nh6 11. Nc3 Nf5 12. Ne4 Qd5 13. c4 Qe5 14. d3 Nd4
15. Qd1 f5 16. Ng5 Qd6 17. Be3 O-O 18. Bxd4 Bxd4 19. Ne6 Bxb2 20. Nxf8 Bxa1 21.
Qxa1 Rxf8 22. Qe5 Kf7 23. Qxd6 exd6 24. Rb1 Ke6 25. f4 Rf7 26. Kf2 d5 27. Ke3
Kd6 28. Kd2 Re7 29. Re1 Rg7 30. g3 g5 31. Re5 gxf4 32. gxf4 Rg2+ 33. Re2 Rg3 34.
Re3 Rg2+ 35. Re2 Rg1 36. Re1 Rg6 37. Re5 Rh6 38. Re3 Rh4 39. Rf3 Kc7 40. Kc2 Kb6
41. Kc3 Rh6 42. Rg3 Re6 43. Rg5 d4+ 44. Kd2 Re3 45. Rh5 Rg3 46. Rxh7 Rg2+ 47.
Kc1 Rxa2 48. Rf7 Rh2 49. Rxf5 Rxh3 50. Kc2 Rh2+ 51. Kc1 Ka5 52. Rf7 a6 53. Rb7
Rf2 54. Rb2 Rxf4 55. Ra2+ Kb6 56. Rb2+ Kc7 57. Rh2 Rf8 58. Kc2 Kb6 59. Kb3 Rf1
60. Kc2 Rg1 61. Kb2 Rg3 62. Rd2 Rg1 63. Rh2 Rg3 64. Rd2 a5 65. Ka3 Rg1 66. Rb2+
Ka6 67. Rb8 Rd1 68. Rb3 Ra1+ 69. Kb2 Ra4 70. Ra3 Rb4+ 71. Kc2 a4 72. Ra1 Ka5 73.
Rh1 a3 74. Rh8 Rb2+ 75. Kc1 Kb4 76. Ra8 Rh2 77. Rc8 Kc3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.12"]
[White "Van Foreest, Jorden"]
[Black "Klein, David"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2326"]
[BlackElo "2491"]
[ECO "A10"]
[Opening "English opening"]
[WhiteFideId "1039784"]
[BlackFideId "1003623"]
[EventDate "2013.12.21"]

1. c4 g6 2. Nf3 Bg7 3. d4 d6 4. Nc3 Bg4 5. g3 Bxf3 6. exf3 e6 7. Bg2 Ne7 8. d5
exd5 9. Nxd5 Nxd5 10. Qxd5 Qe7+ 11. Be3 c6 12. Qd2 O-O 13. O-O-O Nd7 14. Rhe1
Nb6 15. b3 d5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.13"]
[White "Burg, Twan"]
[Black "Afek, Yochanan"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2490"]
[BlackElo "2302"]
[ECO "B30"]
[Opening "Sicilian defence"]
[WhiteFideId "1010697"]
[BlackFideId "2800462"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. Bb5 Bg7 5. O-O Nf6 6. Re1 O-O 7. e5 Ng4 8. Bxc6
dxc6 9. h3 Nh6 10. d3 Nf5 11. Bf4 b6 12. Qd2 Nd4 13. Nh2 f5 14. Ne2 Be6 15. c4
Qe8 16. Nxd4 cxd4 17. Nf3 c5 18. b4 Bc8 19. bxc5 bxc5 20. Rab1 e6 21. Qa5 Rf7
22. Qxc5 Bb7 23. Qxd4 Bxf3 24. gxf3 Rd8 25. Qe3 h6 26. h4 Qe7 27. Kg2 Qa3 28.
Rb3 Qxa2 29. Reb1 Kh7 30. Rb7 Rdd7 31. Rxd7 Rxd7 32. Rb8 Qa3 33. d4 Qe7 34. d5
Qxh4 35. dxe6 Rd1 36. Bh2 Qe7 37. Qb3 Qg5+ 38. Bg3 Ra1 39. Qb2 Rd1 40. Qb3 Ra1
41. Qe3 Qe7 42. Qd4 Ra6 43. Rd8 Qxe6 44. c5 Ra3 45. Rd7 g5 46. Qd6 Qb3 47. Rxg7+
Kxg7 48. Qf6+ Kg8 49. Qg6+ Kf8 50. e6 Qxf3+ 51. Kh2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.14"]
[White "Svane, Rasmus"]
[Black "Struik, Tjapko"]
[Result "0-1"]
[WhiteTitle "IM"]
[WhiteElo "2472"]
[BlackElo "2262"]
[ECO "E45"]
[Opening "Nimzo-Indian"]
[Variation "4.e3, Bronstein (Byrne) variation"]
[WhiteFideId "4657101"]
[BlackFideId "1011243"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ba6 6. a3 Bxc3+ 7. Nxc3 d5 8. Qf3
O-O 9. cxd5 Nxd5 10. Bxa6 Nxa6 11. e4 Nxc3 12. bxc3 c5 13. Qe2 Qc8 14. O-O Rd8
15. Bb2 Nb8 16. Rad1 Qa6 17. dxc5 Rc8 18. c4 Nc6 19. Rd7 e5 20. cxb6 axb6 21.
Rfd1 h6 22. h3 Ra7 23. Rxa7 Qxa7 24. Qg4 Rc7 25. Rd6 Qa4 26. Bc1 h5 27. Qxh5
Qxc4 28. Be3 Qxe4 29. Bxb6 Qb1+ 30. Kh2 Qxb6 31. Qxe5 Nxe5 32. Rxb6 Ra7 33. Rb5
Nc4 34. Rc5 Nxa3 35. f4 Ra4 36. f5 Rc4 37. Re5 Rc8 38. g4 Nc4 39. Re7 Rd8 40.
Re4 Nd2 41. Rf4 Rd4 42. Rxd4 Nf3+ 43. Kg3 Nxd4 44. Kf4 Kf8 45. h4 Nc6 46. g5 Ne7
47. Kg4 Ng8 48. Kf4 Ke7 49. Ke5 f6+ 50. Ke4 Kd6 51. Kd4 Kc6 52. Ke4 Kc5 53. Kf4
Kd5 54. Kf3 Ke5 55. Kg4 Ke4 56. gxf6 gxf6 57. Kh5 Ne7 58. Kh6 Nxf5+ 59. Kg6 Ke5
60. h5 Ke6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.15"]
[White "Pel, Bonno"]
[Black "Danielian, Elina"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "GM"]
[WhiteElo "2313"]
[BlackElo "2462"]
[ECO "A00"]
[Opening "Dunst (Sleipner, Heinrichsen) opening"]
[WhiteFideId "1004760"]
[BlackFideId "13300210"]
[EventDate "2013.12.21"]

1. Nc3 d5 2. e4 c6 3. Qe2 dxe4 4. Nxe4 g6 5. g3 Bg7 6. Bg2 Nh6 7. Nf3 O-O 8. O-O
Bg4 9. h3 Bxf3 10. Qxf3 Nf5 11. c3 Nd7 12. d4 e5 13. dxe5 Nxe5 14. Qe2 Qd3 15.
Qxd3 Nxd3 16. Rd1 Rad8 17. Bg5 f6 18. Bf1 Nxf2 19. Rxd8 Rxd8 20. Nxf6+ Bxf6 21.
Bxf6 Rd1 22. Rxd1 Nxd1 23. g4 Nfe3 24. b3 Kf7 25. Bd4 c5 26. Bxc5 Nxf1 27. Kxf1
Nxc3 28. Bxa7 Nxa2 29. Be3 Ke6 30. Ke2 Nb4 31. Kf3 Nc2 32. Bb6 Na1 33. b4 Nc2
34. Bc5 Ke5 35. h4 h5 36. gxh5 gxh5 37. Ke2 Ke4 38. Kd2 Na3 39. Kc3 b5 40. Be7
Nc4 41. Bd8 Ne3 42. Bg5 Nd5+ 43. Kb3 Kd3 44. Bh6 Ne7 45. Bg7 Nf5 46. Bf6 Nd4+
47. Kb2 Kc4 48. Kc1 Nc6 49. Kd2 Nxb4 50. Ke2 Nd5 51. Be5 b4 52. Ba1 Nf4+ 53. Kd2
Kb3 54. Be5 Ng6 55. Bf6 Ka2 56. Ke3 b3 57. Ke4 Nxh4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.16"]
[White "Javakhadze, Zurab"]
[Black "Burg, Brent"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2451"]
[BlackElo "2227"]
[ECO "A81"]
[Opening "Dutch defence"]
[WhiteFideId "13603647"]
[BlackFideId "1019465"]
[EventDate "2013.12.21"]

1. g3 f5 2. d4 Nf6 3. Bg2 d5 4. c4 e6 5. Nd2 c6 6. Nh3 Bd6 7. Qc2 O-O 8. O-O Kh8
9. Nf3 Ne4 10. Nf4 Qf6 11. Nd3 Nd7 12. Bf4 h6 13. e3 g5 14. Be5 Bxe5 15. Nfxe5
Qg7 16. f4 Nxe5 17. Nxe5 Bd7 18. Bxe4 fxe4 19. fxg5 hxg5 20. Qe2 Kg8 21. Qg4
dxc4 22. Qxe4 Rxf1+ 23. Rxf1 Rf8 24. Rxf8+ Kxf8 25. Nxc4 Ke7 26. h4 b5 27. Ne5
gxh4 28. Qxh4+ Kd6 29. Qf4 Qh7 30. Ng6+ Kd5 31. Qg5+ Kc4 32. Ne5+ Kb4 33. e4 Ka4
34. Qd2 b4 35. Nd3 Qe7 36. Nc5+ Kb5 37. Qe2+ Kb6 38. Qa6+ Kc7 39. Qxa7+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.17"]
[White "Molinaroli, Martin"]
[Black "Kohlweyer, Bernd"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2269"]
[BlackElo "2431"]
[ECO "B42"]
[Opening "Sicilian"]
[Variation "Kan, Polugaievsky variation"]
[WhiteFideId "4606604"]
[BlackFideId "4600622"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. O-O Nc6 8. Qe2
d6 9. Be3 Nf6 10. Nc3 O-O 11. Kh1 e5 12. Bc4 Bxe3 13. Qxe3 Be6 14. Bxe6 fxe6 15.
Rad1 Qc7 16. Rd2 b5 17. a3 Rab8 18. Qh3 Qe7 19. Rfd1 Ne8 20. Qd3 Kh8 21. Qe3 Qc7
22. Qh3 Rf6 23. Qe3 h6 24. Kg1 Ne7 25. Nc1 Nc8 26. N1e2 g5 27. Ng3 Ng7 28. Qe2
Qf7 29. Qe3 Kh7 30. b3 Qc7 31. Rd3 Rb6 32. Nce2 Rc6 33. Rc3 Rxc3 34. Nxc3 Rf7
35. Rd3 Qc6 36. Nge2 Rc7 37. h3 Kg6 38. h4 Qc5 39. Qxc5 Rxc5 40. hxg5 hxg5 41.
Kf1 Nh5 42. g3 g4 43. Ke1 Nf6 44. f3 gxf3 45. Rxf3 Ne7 46. Kd1 d5 47. exd5 exd5
48. Rf1 Nf5 49. Kd2 Kg5 50. Rh1 Rc8 51. Kd3 e4+ 52. Kd2 d4 53. Nd1 Re8 54. Rf1
Ng4 55. Rf4 Nxg3 56. Rf7 e3+ 57. Ke1 Nf5 58. Ng1 Ne5 59. Nh3+ Kg4 60. Rf6 Nf3+
61. Ke2 d3+ 62. Kxd3 Rd8+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.18"]
[White "Wacker, Peter"]
[Black "Bellia, Fabrizio"]
[Result "1-0"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2293"]
[BlackElo "2424"]
[ECO "C45"]
[Opening "Scotch"]
[Variation "Schmidt variation"]
[WhiteFideId "4615751"]
[BlackFideId "800511"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8.
exd5 cxd5 9. O-O O-O 10. Bg5 c6 11. Qf3 Bd6 12. Rfe1 Rb8 13. Rab1 h6 14. Bxf6
Qxf6 15. Qxf6 gxf6 16. Ne2 Be5 17. b4 a5 18. a3 axb4 19. axb4 Ra8 20. c3 Ra3 21.
Rec1 Bd7 22. Ra1 Rfa8 23. Rxa3 Rxa3 24. Kf1 h5 25. h3 Bd6 26. Nd4 Bf4 27. Rc2 c5
28. bxc5 Ra1+ 29. Ke2 Ba4 30. g3 Bh6 31. c6 Bxc2 32. Bxc2 Ra5 33. c7 Rc5 34. Nb5
d4 35. c4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.19"]
[White "Olsarova, Tereza"]
[Black "Arslanov, Shamil"]
[Result "1-0"]
[WhiteTitle "WIM"]
[BlackTitle "IM"]
[WhiteElo "2260"]
[BlackElo "2403"]
[ECO "C41"]
[Opening "Philidor"]
[Variation "Improved Hanham variation"]
[WhiteFideId "325449"]
[BlackFideId "4192826"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Re1 c6 8. a4
a5 9. b3 exd4 10. Nxd4 Nb6 11. Bf1 d5 12. e5 Ne8 13. Bb2 g6 14. Nce2 Ng7 15. Nf4
f6 16. Nd3 Nd7 17. Ra2 fxe5 18. Nxe5 Nxe5 19. Rxe5 Bf6 20. Re1 c5 21. Nb5 Be6
22. Bxf6 Qxf6 23. c3 Rad8 24. Rd2 Kh8 25. g3 Bd7 26. Bg2 Bxb5 27. axb5 Qxc3 28.
Bxd5 Nf5 29. Rd3 Qb4 30. Kg2 b6 31. Qe2 Rd6 32. Qe5+ Rdf6 33. Bc4 Nd4 34. Ra1
Kg7 35. Ra4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.20"]
[White "Schippers, Maurice"]
[Black "Hendriks, Willy"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2216"]
[BlackElo "2396"]
[ECO "B31"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rossolimo attack (with ...g6, without ...d6)"]
[WhiteFideId "1004735"]
[BlackFideId "1000713"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 Nf6 6. c3 O-O 7. d4 d5 8. exd5
Qxd5 9. dxc5 Qxc5 10. Bxc6 Qxc6 11. Nd4 Qc7 12. Qe2 Bd7 13. f4 Rae8 14. Nf3 Nd5
15. Ne5 Bf5 16. Kh1 f6 17. Nd3 Rd8 18. Nf2 Nxf4 19. Qe3 Nd3 20. Nxd3 Bxd3 21.
Qxa7 e5 22. Qf2 f5 23. Be3 Qc6 24. Bc5 Rf7 25. Nd2 f4 26. Rad1 Bc2 27. Rc1 Bf5
28. b4 Bd3 29. Nf3 Re8 30. Rcd1 e4 31. Nd4 Qc8 32. Qh4 Re5 33. Bd6 Rh5 34. Qf2
Qxc3 35. Ne6 Qf6 36. Nxg7 Kxg7 37. Bc5 Rd5 38. g3 f3 39. a4 Rfd7 40. Be3 h6 41.
Bc1 Kh7 42. Bb2 Qf5 43. Rc1 Re7 44. Re3 Be2 45. Ra3 Red7 46. Raa1 Rd3 47. Rg1 e3
48. Qe1 Qe4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.21"]
[White "Chytilek, Roman"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2374"]
[BlackElo "2139"]
[ECO "A43"]
[Opening "Old Benoni defence"]
[WhiteFideId "304980"]
[BlackFideId "1035967"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. Bg5 Qb6 5. a4 b4 6. a5 Qc7 7. Bxf6 exf6 8. e4 g6
9. c3 Ba6 10. Bxa6 Nxa6 11. Qe2 Qb7 12. Nbd2 Bg7 13. Nc4 Qb8 14. Ne3 Nc7 15. O-O
bxc3 16. bxc3 O-O 17. Rab1 Qc8 18. Qc4 d6 19. Rfe1 Rb8 20. Qa4 Qe8 21. Qc6 Qxc6
22. dxc6 f5 23. exf5 Bxc3 24. Rec1 Bxa5 25. Nc4 Rxb1 26. Rxb1 Bb4 27. Nxd6 f6
28. g4 a5 29. Ra1 Ra8 30. fxg6 hxg6 31. Nc4 Ra6 32. g5 Rxc6 33. Nxa5 Ra6 34. Nb3
Rxa1+ 35. Nxa1 Kf7 36. Kf1 Ne6 37. gxf6 Kxf6 38. Ke2 Kf5 39. Nh4+ Kg5 40. Nf3+
Kg4 41. Nc2 Nf4+ 42. Ke3 Nd5+ 43. Ke4 Nf6+ 44. Ke3 Bc3 45. Ng1 Be5 46. h3+ Kf5
47. Ne2 Ne4 48. Na3 Nd6 49. Kd3 Bh2 50. Nc4 Nxc4 51. Kxc4 Ke4 52. Kxc5 Kf3 53.
Nd4+ Kxf2 54. Ne6 Kg3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.22"]
[White "Lopez, Jasel"]
[Black "Peng, Zhaoqin"]
[Result "0-1"]
[WhiteTitle "CM"]
[BlackTitle "GM"]
[WhiteElo "2179"]
[BlackElo "2369"]
[ECO "A41"]
[Opening "Old Indian defence"]
[WhiteFideId "15900045"]
[BlackFideId "1004786"]
[EventDate "2013.12.21"]

1. d4 d6 2. c4 e5 3. d5 f5 4. e4 Nf6 5. Nc3 fxe4 6. Nge2 Bf5 7. Ng3 Bg6 8. Bg5
Be7 9. Bxf6 gxf6 10. Ngxe4 f5 11. Ng3 Nd7 12. Be2 O-O 13. Qc2 Bg5 14. O-O Bf4
15. Rae1 Rf7 16. b4 Kh8 17. Bd1 Qh4 18. Nce2 Bh6 19. f4 exf4 20. Nh1 Re8 21. Nf2
Rfe7 22. Nd3 Kg8 23. Qc3 Re3 24. Qd4 R8e4 25. Qxa7 Rxd3 26. Bc2 f3 27. gxf3 Be3+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.23"]
[White "Zakhartsov, Viacheslav V."]
[Black "Von Meijenfeldt, Bart"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[WhiteElo "2555"]
[BlackElo "2207"]
[ECO "E92"]
[Opening "King's Indian"]
[Variation "Petrosian system, Stein variation"]
[WhiteFideId "4115333"]
[BlackFideId "1032259"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 a5 8. h3 Na6
9. Bg5 Qe8 10. g4 Nd7 11. Rg1 Ndc5 12. Nd2 Kh8 13. Nb3 Nxb3 14. Qxb3 f5 15. Be3
f4 16. Bd2 Bd7 17. h4 h6 18. g5 h5 19. f3 Nc5 20. Qc2 a4 21. Kf2 Ra7 22. Kg2 Qe7
23. Be1 Rfa8 24. Bf2 b6 25. Kh2 Bf8 26. Rab1 Kh7 27. Bf1 Qd8 28. Bh3 Be8 29.
Rgc1 Be7 30. Bf1 Bd7 31. Be2 Na6 32. Qd1 Nc5 33. Nb5 Ra6 34. b4 axb3 35. axb3
Bxb5 36. cxb5 Ra2 37. Rc2 R8a7 38. b4 Nd7 39. Rbc1 Rxc2 40. Rxc2 Bf8 41. Qc1 Bg7
42. Bf1 Qb8 43. Bh3 Nf8 44. Kg2 Kh8 45. Rc6 Kh7 46. Qc2 Rb7 47. Bc8 Ra7 48. Qc4
Kg8 49. Bxb6 cxb6 50. Ba6 Rd7 51. Rc8 Qa7 52. Qc6 Kh7 53. Ra8 Qc7 54. Bc8 Re7
55. Kh2 Kh8 56. Bh3 Kh7 57. Ra6 Qd8 58. Ra8 Qc7 59. Kg1 Kh8 60. Kf2 Kh7 61. Ke2
Qb7 62. Bc8 Qc7 63. Kd3 Kg8 64. Kc2 Kh7 65. Kb3 Rf7 66. Bh3 Qe7 67. Kb2 Bh6 68.
Qe8 Qc7 69. gxh6 Kxh6 70. Rc8 Qa7 71. Ra8 Qc7 72. Qc6 Qe7 73. Qe8 Qxh4 74. Qxf7
Qf2+ 75. Kc1 Qe1+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.24"]
[White "Goudriaan, Etienne"]
[Black "Dijkhuis, Tycho"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2429"]
[BlackElo "2202"]
[ECO "D85"]
[Opening "Gruenfeld"]
[Variation "exchange variation"]
[WhiteFideId "1021150"]
[BlackFideId "1036564"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 O-O 8.
Nf3 c5 9. d5 Bxc3+ 10. bxc3 Bg4 11. Be2 Qd6 12. Rb1 Nd7 13. Rxb7 Nb6 14. Qd2 Bc8
15. Qh6 Qf6 16. e5 Qg7 17. Qxg7+ Kxg7 18. Rc7 Nxd5 19. Rxc5 Nf4 20. g3 Nxe2 21.
Kxe2 Ba6+ 22. Ke3 Rac8 23. Rxc8 Rxc8 24. Rc1 Rc5 25. Rc2 Kf8 26. Kd4 Rc4+ 27.
Kd5 Ra4 28. Nd2 Bb7+ 29. Kc5 Ra5+ 30. Kb4 Rxe5 31. Nb3 Ke8 32. c4 Kd7 33. f4 Re1
34. Nd4 a6 35. Ka5 Kc7 36. Nb3 Re3 37. Nc5 Ra3+ 38. Kb4 Re3 39. Rd2 Bc8 40. Nd3
Bf5 41. Nc5 Bc8 42. a4 Re1 43. Rb2 Rc1 44. a5 Ra1 45. Re2 e6 46. Re3 Rb1+ 47.
Kc3 Ra1 48. Nb3 Rd1 49. Kb4 Rb1 50. Kc5 Rd1 51. Rc3 Bd7 52. Rc1 Rd3 53. Rb1 Ba4
54. Nd4 Bd7 55. Rb6 Bc8 56. Rc6+ Kb7 57. Nc2 Rd2 58. Nb4 Rxh2 59. Rxa6 Rh1 60.
Rb6+ Kc7 61. Rc6+ Kd7 62. a6 Ra1 63. Kb5 h6 64. c5 g5 65. Kb6 Rb1 66. Rd6+ Ke7
67. Rd4 gxf4 68. gxf4 h5 69. a7 Ra1 70. Nc6+ Ke8 71. Rd8# 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.25"]
[White "Willemze, Thomas"]
[Black "Balje, Jan"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2421"]
[BlackElo "2198"]
[ECO "B10"]
[Opening "Caro-Kann defence"]
[WhiteFideId "1007238"]
[BlackFideId "1004085"]
[EventDate "2013.12.21"]

1. e4 c6 2. Ne2 d5 3. e5 d4 4. b4 f6 5. f4 fxe5 6. fxe5 Qd5 7. Bb2 c5 8. bxc5
Nc6 9. Na3 Bg4 10. h3 Bh5 11. c4 Qxe5 12. g4 Qf6 13. Qb3 Qh4+ 14. Ng3 Bg6 15.
Nb5 O-O-O 16. Bg2 Rd7 17. O-O Nf6 18. Nxd4 Nxd4 19. Bxd4 Bc2 20. Qxc2 Qxg3 21.
Qf5 Qc7 22. Qe6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.26"]
[White "L'Ami, Alina"]
[Black "Schoehuijs, Erik"]
[Result "1-0"]
[WhiteTitle "WGM"]
[WhiteElo "2390"]
[BlackElo "2180"]
[ECO "E71"]
[Opening "King's Indian"]
[Variation "Makagonov system (5.h3)"]
[WhiteFideId "1210246"]
[BlackFideId "1004425"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Bg5 Nbd7 7. Bd3 c5 8. d5 Ne5
9. Be2 a6 10. a4 Qa5 11. Bd2 Qc7 12. f4 Ned7 13. g4 h6 14. Nf3 Re8 15. O-O e6
16. dxe6 Rxe6 17. f5 Re8 18. fxg6 fxg6 19. Bf4 Ne5 20. Nxe5 dxe5 21. Bxh6 Be6
22. Bg5 Rf8 23. Qc2 Nh7 24. Be3 Qe7 25. Kg2 Qh4 26. Bxc5 Ng5 27. Qd3 Rfc8 28.
Bf2 Qh8 29. Nd5 Rxc4 30. h4 Nxe4 31. Qxc4 Nd2 32. Ne7+ Kf7 33. Bc5+ Bf6 34. Qd3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.27"]
[White "Hoeksema, Hendrik Pieter"]
[Black "Ypma, Peter"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2369"]
[BlackElo "2179"]
[ECO "A50"]
[Opening "Queen's Indian accelerated"]
[WhiteFideId "1000454"]
[BlackFideId "1027255"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. f3 d5 5. cxd5 Nxd5 6. Nxd5 Qxd5 7. e4 Qd6 8.
Ne2 e5 9. Be3 Qb4+ 10. Qd2 Qxd2+ 11. Kxd2 exd4 12. Nxd4 Nc6 13. Nxc6 Bxc6 14.
Ba6 Rd8+ 15. Ke2 Bd6 16. Rac1 Bd7 17. f4 c5 18. Bb7 O-O 19. Bd5 Rfe8 20. Kf3 Be6
21. Rhd1 Bxd5 22. Rxd5 Kf8 23. Rcd1 Ke7 24. e5 Bc7 25. Rxd8 Bxd8 26. f5 Bc7 27.
Rd5 Rc8 28. Ke4 a6 29. h3 g6 30. Bg5+ Ke8 31. g4 c4 32. a4 Rb8 33. Bd2 Bd8 34.
Bb4 b5 35. axb5 axb5 36. f6 Bc7 37. g5 Bd8 38. h4 Bc7 39. e6 Rd8 40. Rc5 Bd6 41.
Rxb5 fxe6 42. Bxd6 Rxd6 43. Rb8+ Kf7 44. Rb7+ Kg8 45. Rg7+ Kf8 46. Rxh7 Rd2 47.
h5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.28"]
[White "Minko, Vladimir"]
[Black "Offringa, Joost"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2327"]
[BlackElo "2178"]
[ECO "A88"]
[Opening "Dutch"]
[Variation "Leningrad, main variation with c6"]
[WhiteFideId "24146706"]
[BlackFideId "1025880"]
[EventDate "2013.12.21"]

1. d4 f5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 d6 7. Nc3 c6 8. b3 Qa5
9. Bb2 e5 10. dxe5 dxe5 11. e4 f4 12. Qd6 fxg3 13. hxg3 Na6 14. Qxe5 Nd5 15.
Qxg7+ Kxg7 16. Nxd5+ Kh6 17. Bc1+ Kg7 18. Bb2+ Kh6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.29"]
[White "Dehn, Marcus"]
[Black "Efroimski, Marsel"]
[Result "0-1"]
[BlackTitle "WIM"]
[WhiteElo "2135"]
[BlackElo "2307"]
[ECO "A48"]
[Opening "King's Indian"]
[Variation "London system"]
[WhiteFideId "4667093"]
[BlackFideId "2810964"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 d6 6. h3 c5 7. c3 Nc6 8. Nbd2
Be6 9. Ng5 Bd7 10. O-O cxd4 11. exd4 Nd5 12. Bh2 e5 13. dxe5 dxe5 14. Nge4 Qe7
15. c4 Nc7 16. Nb3 f5 17. Nec5 Bc8 18. Qe1 Ne6 19. Na4 Ned4 20. Nxd4 Nxd4 21.
Bd3 e4 22. c5 Bd7 23. Bd6 Qg5 24. Bc4+ Kh8 25. Qd1 f4 26. Kh1 f3 27. Rg1 Qh5 28.
Bh2 fxg2+ 29. Rxg2 Qxd1+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.30"]
[White "Van Foreest, Lucas"]
[Black "Mostertman, Milan"]
[Result "0-1"]
[WhiteElo "2120"]
[BlackElo "2304"]
[ECO "E10"]
[Opening "Queen's pawn game"]
[WhiteFideId "1039792"]
[BlackFideId "1025848"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. e3 g6 5. Nc3 Bg7 6. Be2 O-O 7. O-O d6 8. Qc2 Nc6
9. Rd1 Qe7 10. b3 b6 11. Bb2 Bb7 12. a3 cxd4 13. exd4 d5 14. cxd5 exd5 15. Bb5
Rac8 16. Bxc6 Bxc6 17. Ne5 Ba8 18. Qd3 Ne4 19. Nxe4 dxe4 20. Qe2 Bd5 21. Qb5 Qe6
22. Rac1 Bh6 23. Rc3 Rxc3 24. Bxc3 Rc8 25. Bb2 Rc2 26. Ba1 e3 27. fxe3 Bxe3+ 28.
Kf1 Bxg2+ 29. Ke1 Bf2# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.31"]
[White "De Groot, Hendrik"]
[Black "Beukema, Stefan"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2063"]
[BlackElo "2280"]
[ECO "A80"]
[Opening "Dutch, Manhattan (Alapin, Ulvestad) variation"]
[WhiteFideId "1037021"]
[BlackFideId "1024523"]
[EventDate "2013.12.21"]

1. d4 f5 2. Qd3 d5 3. g4 fxg4 4. h3 Nf6 5. hxg4 Bxg4 6. Bh3 Bxh3 7. Nxh3 Qd7 8.
Ng5 Nc6 9. Bf4 e6 10. Nc3 O-O-O 11. O-O-O h6 12. Nf3 Ng4 13. Rdf1 Qf7 14. Bg3
Bd6 15. Rhg1 Bxg3 16. Rxg3 Nxf2 17. Qe3 Ne4 18. Nxe4 dxe4 19. Nd2 Qd7 20. Nxe4
Nxd4 21. c3 Qc6 22. Rg4 Qc4 23. Kb1 Nf5 24. Rxf5 Rd1+ 25. Kc2 Qa4+ 26. b3 Qxa2+
27. Kxd1 exf5 28. Nd6+ cxd6 29. Qe6+ Kb8 30. Rxg7 Rc8 31. Qxd6+ Ka8 32. Rc7
Qxb3+ 33. Kd2 Qb2+ 34. Kd1 Rg8 35. Rg7 Qb1+ 36. Kd2 Qb2+ 37. Kd1 Re8 38. Re7
Qb1+ 39. Kd2 Qb2+ 40. Kd1 Rb8 41. Qd4 f4 42. Re5 a6 43. Ra5 Rc8 44. Qd5 Qb6 45.
Kc2 Re8 46. Kd2 Qb2+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.32"]
[White "Christiansen, Johan-Sebastian"]
[Black "Maris, Ivo"]
[Result "1-0"]
[WhiteElo "2217"]
[BlackElo "2161"]
[ECO "E63"]
[Opening "King's Indian"]
[Variation "fianchetto, Panno variation"]
[WhiteFideId "1512668"]
[BlackFideId "1028146"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. Nc3 Nc6 7. O-O a6 8. Bf4
Rb8 9. Rc1 e6 10. Qd2 Bd7 11. c5 Qe7 12. cxd6 cxd6 13. e4 e5 14. Bg5 exd4 15.
Nxd4 Nxd4 16. Qxd4 Bc6 17. Rfe1 Qe5 18. Qd2 Qe6 19. Rcd1 Ne8 20. Nd5 f6 21. Bf4
Rf7 22. Bf1 g5 23. Be3 Rc8 24. Bc4 Ba4 25. Rc1 Rxc4 26. Rxc4 Bb5 27. Rcc1 Bc6
28. Bb6 Kf8 29. Nb4 Bd7 30. Qd5 Qh3 31. Bc7 Be6 32. Bxd6+ Kg8 33. Qc5 h5 34. Re3
Kh7 35. Nd3 f5 36. exf5 Rxf5 37. Be5 Nf6 38. Qe7 Rxe5 39. Rxe5 Ng4 40. Qxe6 Bxe5
41. Qf5+ Kh6 42. Nxe5 Qxh2+ 43. Kf1 Nxe5 44. Ke2 Ng6 45. Rc5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.33"]
[White "Chernukhin, Alexander"]
[Black "Garcia Palermo, Carlos"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2145"]
[BlackElo "2450"]
[ECO "E18"]
[Opening "Queen's Indian"]
[Variation "old main line, 7.Nc3"]
[WhiteFideId "24177199"]
[BlackFideId "110124"]
[EventDate "2013.12.21"]

1. c4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. O-O Be7 6. Nc3 O-O 7. d4 d5 8. cxd5
Nxd5 9. Nxd5 Bxd5 10. Bd2 Nc6 11. Bc3 a5 12. Ne1 Nb4 13. a3 Bxg2 14. Nxg2 Nd5
15. e4 Nxc3 16. bxc3 Qd7 17. Qe2 Rfd8 18. Rfd1 Qa4 19. c4 Rd7 20. Nf4 Rad8 21.
d5 Bg5 22. Ng2 g6 23. Ra2 c6 24. f4 Be7 25. Rad2 cxd5 26. exd5 exd5 27. Rxd5
Rxd5 28. Rxd5 Rxd5 29. cxd5 Qd4+ 30. Kf1 Bxa3 31. Qe8+ Kg7 32. Ne3 Bc5 33. Ng4
Qd1+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.34"]
[White "Sparenberg, Erik"]
[Black "Estremera Panos, Sergio"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2112"]
[BlackElo "2365"]
[ECO "C77"]
[Opening "Ruy Lopez"]
[Variation "Anderssen variation"]
[WhiteFideId "1013262"]
[BlackFideId "2200864"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 Be7 7. O-O O-O 8. Nbd2
Bd7 9. Re1 h6 10. Nf1 Nh7 11. Ne3 Ng5 12. a3 Nxf3+ 13. Qxf3 Bg5 14. Bb3 Be6 15.
Bxe6 fxe6 16. Qe2 d5 17. Nf1 Bxc1 18. Raxc1 d4 19. c4 Qg5 20. b4 Ne7 21. Kh1 Rf7
22. Nd2 Raf8 23. Rf1 h5 24. Nb3 Ng6 25. f3 Nf4 26. Qd2 h4 27. a4 Rf6 28. b5 Rg6
29. Rf2 Rff6 30. a5 Qh5 31. Nc5 Rg3 32. Nxb7 h3 33. gxh3 Rxf3 34. bxa6 Nxd3 35.
Rxf3 Qxf3+ 36. Qg2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.35"]
[White "Umudova, Nargiz"]
[Black "Vereggen, Lars"]
[Result "1-0"]
[WhiteTitle "WIM"]
[WhiteElo "2255"]
[BlackElo "2147"]
[ECO "B89"]
[Opening "Sicilian"]
[Variation "Velimirovic attack"]
[WhiteFideId "13402137"]
[BlackFideId "1029258"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 Be7 8. Qe2
a6 9. O-O-O Qc7 10. Bb3 b5 11. g4 Na5 12. g5 Nxb3+ 13. axb3 Nd7 14. Kb1 Bb7 15.
f3 Nc5 16. h4 b4 17. Na4 Qa5 18. h5 Nxa4 19. bxa4 Qxa4 20. g6 Bf6 21. Qc4 Qd7
22. gxf7+ Kxf7 23. Nb3 d5 24. Na5 Rhc8 25. Qd3 Kg8 26. f4 Qc7 27. Nxb7 Qxb7 28.
e5 Be7 29. Rhg1 Rf8 30. h6 Rf7 31. Rxg7+ Rxg7 32. hxg7 Kxg7 33. Rh1 Kf8 34. Rxh7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.36"]
[White "Lyell, Mark"]
[Black "Lee, Kai Jie Edward"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2247"]
[BlackElo "2145"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "402354"]
[BlackFideId "5802920"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. e5 d4 5. g3 Nc6 6. Bg2 g5 7. h3 Bg7 8. Na3 Nxe5
9. Nxe5 Bxe5 10. Qe2 Bd6 11. Nc4 Bc7 12. cxd4 cxd4 13. d3 h6 14. h4 gxh4 15.
Rxh4 Rb8 16. b3 Ne7 17. Bg5 b5 18. Ne5 Qd6 19. Bf6 Rf8 20. Bxe7 Qxe7 21. Bc6+
Kd8 22. Rxd4+ Bd6 23. Bxb5 Bb7 24. Rc1 Rc8 25. Rxc8+ Kxc8 26. Qc2+ Bc7 27. Nc6
Qf6 28. Qc5 Bxc6 29. Qxf8+ Kb7 30. Bxc6+ Kxc6 31. Qa8+ Kb6 32. Rb4+ Ka5 33. Ra4+
Kb5 34. Qb7+ Bb6 35. Qd7+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.37"]
[White "Majhi, Ankit"]
[Black "Heemskerk, Wim"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2058"]
[BlackElo "2240"]
[ECO "C14"]
[Opening "French"]
[Variation "classical, Rubinstein variation"]
[WhiteFideId "1033735"]
[BlackFideId "1001000"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Qd2 a6 8. Nd1
c5 9. c3 Nc6 10. f4 Nb6 11. Ne3 Bd7 12. Nf3 Rc8 13. Be2 O-O 14. O-O f6 15. Rac1
fxe5 16. fxe5 cxd4 17. cxd4 Be8 18. Bd3 Bh5 19. g4 Bg6 20. Bxg6 hxg6 21. Qd3 Kh7
22. Ng2 Nb4 23. Qb3 Rxc1 24. Rxc1 Nc4 25. a3 Nc6 26. Rf1 Nxd4 27. Qd3 Nxf3+ 28.
Rxf3 Rxf3 29. Qxf3 Qc5+ 30. Kh1 Nxe5 31. Qg3 Qc1+ 32. Ne1 Nxg4 33. Qh3+ Kg8 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.38"]
[White "Klapwijk, Bram"]
[Black "Calzetta Ruiz, Monica"]
[Result "1-0"]
[BlackTitle "WGM"]
[WhiteElo "2039"]
[BlackElo "2234"]
[ECO "B35"]
[Opening "Sicilian"]
[Variation "accelerated fianchetto, modern variation with Bc4"]
[WhiteFideId "1009133"]
[BlackFideId "2204185"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 d6 9. f3 Bd7 10. h4 h5 11. Qd2 Re8 12. O-O-O Na5 13. Bh6 Bh8 14. g4 Nxb3+
15. axb3 a5 16. Nde2 a4 17. bxa4 Bxa4 18. e5 Bc6 19. exf6 Ra1+ 20. Nb1 Bxf6 21.
Nd4 Qa8 22. Qd3 Rc8 23. gxh5 Qa2 24. Kd2 Qxb2 25. Be3 Bb5 26. Nxb5 Rxc2+ 27.
Qxc2 Qxb5 28. Ke1 Qxh5 29. Qc8+ Kh7 30. Qg4 Qe5 31. Kf2 Qb2+ 32. Rd2 Qb5 33. h5
g5 34. h6 Ra4 35. Bd4 Rxd4 36. Rxd4 Qc5 37. Qe4+ Kh8 38. Ke3 e5 39. Qd3 exd4+
40. Kf2 Be5 41. Nd2 f5 42. Ra1 Bf4 43. Qc4 d3+ 44. Kg2 Qxc4 45. Nxc4 b5 46. Nb2
d2 47. Nd1 Kh7 48. Rb1 Kxh6 49. Rxb5 Kg6 50. Kf2 Kf6 51. Ke2 g4 52. fxg4 fxg4
53. Nf2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.39"]
[White "Hulshof, Peter"]
[Black "Markus, John Raymond"]
[Result "0-1"]
[WhiteElo "2215"]
[BlackElo "2118"]
[ECO "C46"]
[Opening "Four knights game"]
[WhiteFideId "1003291"]
[BlackFideId "1001213"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 Bc5 5. Bg2 d6 6. d3 a6 7. O-O h6 8. Be3
Bxe3 9. fxe3 O-O 10. Nh4 g6 11. Qd2 Kg7 12. h3 Ne7 13. d4 Nh7 14. Rad1 f6 15.
Kh2 Be6 16. Nd5 c6 17. Nxe7 Qxe7 18. d5 cxd5 19. exd5 Bd7 20. c4 Rac8 21. b4 f5
22. c5 Bb5 23. Rf2 Ng5 24. Rc1 Kh7 25. Qd1 e4 26. a4 Bd7 27. Bf1 dxc5 28. d6 Qe5
29. bxc5 Rxc5 30. Rb1 Bc6 31. Rd2 Rd8 32. Rb4 Rd5 33. Rxd5 Qxd5 34. Qxd5 Bxd5
35. Rd4 Bc6 36. g4 fxg4 37. hxg4 Nf7 38. Bc4 Ne5 39. Be6 g5 40. Bf5+ Kg7 41.
Bxe4 gxh4 42. Bxc6 bxc6 43. Kh3 Kf6 44. Rb4 Rxd6 45. Kxh4 c5 46. Rf4+ Ke6 47.
Kh5 c4 48. Kxh6 c3 49. Rf1 c2 50. Rc1 Nxg4+ 51. Kg5 Nxe3 52. Re1 Kd5 53. Rc1 Ke4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.40"]
[White "Berkovich, Mark A"]
[Black "Khelaia, Giorgi"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2366"]
[BlackElo "2110"]
[ECO "B07"]
[Opening "Robatsch defence"]
[Variation "Geller's system"]
[WhiteFideId "2801639"]
[BlackFideId "13604600"]
[EventDate "2013.12.21"]

1. d4 g6 2. e4 Bg7 3. c3 d6 4. Nf3 Nf6 5. Bd3 O-O 6. O-O c5 7. h3 cxd4 8. cxd4
Nc6 9. Nc3 a6 10. a3 b5 11. Qc2 Re8 12. e5 Nd7 13. exd6 exd6 14. Nd5 Bb7 15. Bg5
f6 16. Bf4 Nxd4 17. Nxd4 Bxd5 18. Rfd1 Nb6 19. Rac1 f5 20. Bf1 Be4 21. Nc6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.41"]
[White "Brookes, Christopher"]
[Black "Stolwijk, Colin"]
[Result "0-1"]
[WhiteElo "2182"]
[BlackElo "2041"]
[ECO "A11"]
[Opening "English"]
[Variation "Caro-Kann defensive system"]
[WhiteFideId "4669355"]
[BlackFideId "1033743"]
[EventDate "2013.12.21"]

1. c4 c6 2. g3 d5 3. cxd5 cxd5 4. Nf3 Nc6 5. Bg2 Bf5 6. O-O e6 7. d3 Nf6 8. h3
Be7 9. Nh4 Bg6 10. Nc3 O-O 11. Bd2 Qd7 12. Rc1 Rfd8 13. a3 Rab8 14. Na4 Nd4 15.
Nxg6 hxg6 16. Nc5 Qe8 17. Be3 Nf5 18. Bg5 Nd7 19. Nxd7 Rxd7 20. Bd2 Rc8 21. g4
Nd6 22. Qa4 b5 23. Qa6 Rdc7 24. Rc3 Rxc3 25. Bxc3 Qd7 26. e4 Rc6 27. Qa5 a6 28.
exd5 exd5 29. Be5 Nb7 30. Qd2 Nc5 31. b4 Ne6 32. Qa2 Nc7 33. Re1 Bf6 34. Qa1 Re6
35. f4 Qc6 36. Qd4 Kh7 37. Kh2 g5 38. f5 Rxe5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.42"]
[White "Go, Benjamin"]
[Black "Senders, Mischa"]
[Result "0-1"]
[WhiteElo "2140"]
[BlackElo "2058"]
[ECO "B50"]
[Opening "Sicilian"]
[Variation "wing gambit deferred"]
[WhiteFideId "1014560"]
[BlackFideId "1038370"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. b4 Nf6 4. bxc5 Nxe4 5. cxd6 e6 6. c3 Nd7 7. d4 Bxd6 8. Bd3
Nef6 9. Nbd2 O-O 10. Nc4 Be7 11. O-O b6 12. Bf4 Nd5 13. Bd6 Bb7 14. Qd2 Rc8 15.
Rac1 b5 16. Bxe7 Qxe7 17. Na5 Ba6 18. a4 Qd8 19. axb5 Qxa5 20. bxa6 Rxc3 21.
Rxc3 Qxc3 22. Qxc3 Nxc3 23. Rc1 Nd5 24. Be4 N7f6 25. Bd3 Nd7 26. Bb5 N7b6 27.
Ne5 Rc8 28. Rc5 Kf8 29. Nc6 Rc7 30. Kf1 Nd7 31. Rc2 Nb8 32. Rc5 Nxc6 33. Bxc6
Ke7 34. Bb5 Kd6 35. Bd3 g6 36. Rxc7 Kxc7 37. Ke1 Kb6 38. Kd2 Nb4 39. Bc4 Nxa6
40. d5 Nc7 41. dxe6 Nxe6 42. h4 Kc5 43. Kc3 Nf4 44. Bxf7 Nxg2 45. h5 gxh5 46.
Bxh5 Nf4 47. Bf3 Nh3 48. Be4 h5 49. Kd2 Kd4 50. f3 Nf4 51. Ke1 a5 52. Bc6 h4 53.
Kf2 Kc5 54. Bd7 Kb4 55. Ke3 h3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.43"]
[White "Veltman, Anne"]
[Black "Theulings, Paul-Peter"]
[Result "0-1"]
[BlackTitle "CM"]
[WhiteElo "2052"]
[BlackElo "2130"]
[ECO "B03"]
[Opening "Alekhine's defence"]
[Variation "four pawns attack, fianchetto variation"]
[WhiteFideId "1026917"]
[BlackFideId "1002899"]
[EventDate "2013.12.21"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 g6 6. Nf3 Bg7 7. Be2 O-O 8. O-O Be6
9. Na3 Na6 10. b3 c5 11. d5 Bg4 12. Ng5 Bxe2 13. Qxe2 Nc7 14. Bb2 dxe5 15. fxe5
e6 16. d6 Qxg5 17. dxc7 a6 18. Qe4 Ra7 19. Rad1 Qe7 20. Bc3 Nc8 21. Rf3 Qxc7 22.
Rfd3 Ne7 23. Rd7 Qc6 24. Qe2 Nf5 25. g4 Nd4 26. Bxd4 cxd4 27. R7xd4 Qc5 28. b4
Qxb4 29. Qe3 Qc5 30. Re4 Qxe3+ 31. Rxe3 b5 32. Rb1 bxc4 33. Nxc4 Rc8 34. Re4
Rac7 35. Rb4 Rc5 36. Kg2 Rd5 37. Kf3 g5 38. Rb7 Rdc5 39. Rb4 h6 40. h4 gxh4 41.
Nd6 R8c7 42. Kf4 h3 43. Rb2 Rc2 44. Re2 Rxb2 45. Rxb2 Rc5 46. Rb8+ Kh7 47. Nxf7
Kg6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.44"]
[White "Zojer, Stefan"]
[Black "Den Hartog, Marijn"]
[Result "1-0"]
[WhiteElo "2089"]
[BlackElo "2025"]
[ECO "C11"]
[Opening "French"]
[Variation "Burn variation"]
[WhiteFideId "1616455"]
[BlackFideId "1046098"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 Be7 7. Nxf6+ Nxf6
8. c3 O-O 9. Bd3 h6 10. Bd2 b6 11. Qc2 Bb7 12. O-O-O Qd6 13. Rde1 c5 14. dxc5
bxc5 15. Ne5 Ba6 16. c4 Bb7 17. Rhg1 Nd7 18. f4 Rad8 19. Bh7+ Kh8 20. Bc3 Nxe5
21. Bxe5 Qa6 22. b3 f6 23. Bc3 f5 24. Bg6 Be4 25. Qb2 Bf6 26. Bxf6 Rxf6 27. Bh5
Qd6 28. g3 Qd3 29. Rgf1 a5 30. a4 e5 31. fxe5 Rb6 32. Bd1 Rdb8 33. Bc2 Qd8 34.
Bxe4 Rxb3 35. Qd2 Qb6 36. Qd6 Rc3+ 37. Kd1 Qb2 38. Qd2 fxe4 39. Rf8+ Kh7 40.
Rxb8 Qxb8 41. Qxc3 Qb1+ 42. Kd2 Qb7 43. Qc2 Qd7+ 44. Kc1 Kg8 45. Rxe4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.45"]
[White "Vos, Tjark"]
[Black "Dirksen, Marieke"]
[Result "1-0"]
[WhiteElo "2085"]
[BlackElo "2012"]
[ECO "B61"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer, Larsen variation, 7.Qd2"]
[WhiteFideId "1020870"]
[BlackFideId "1032160"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd2 e6 8.
Ndb5 Qa5 9. Nxd6+ Bxd6 10. Bxf6 gxf6 11. Qxd6 O-O-O 12. O-O-O Be8 13. Qf4 Rxd1+
14. Kxd1 Qe5 15. Qxe5 fxe5 16. Nb5 a6 17. Nd6+ Kc7 18. Nc4 f6 19. Ne3 Bg6 20. f3
Rd8+ 21. Kc1 f5 22. exf5 exf5 23. Bd3 Ne7 24. Re1 Rd4 25. Nc4 e4 26. Nd2 exd3
27. Rxe7+ Kd8 28. Rxb7 dxc2 29. Kxc2 f4+ 30. Kc1 Bd3 31. g3 fxg3 32. hxg3 Rd6
33. Ne4 Rh6 34. Kd2 Bf1 35. Ke3 Rh2 36. a4 h5 37. b4 h4 38. gxh4 Rxh4 39. Rb6
Rh3 40. Nd2 Kc7 41. Rxa6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.46"]
[White "Mollema, Thomas"]
[Black "Gutkind, Kedem"]
[Result "0-1"]
[WhiteElo "1977"]
[BlackElo "2066"]
[ECO "C14"]
[Opening "French"]
[Variation "classical variation"]
[WhiteFideId "1034987"]
[BlackFideId "1046519"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Qh5 O-O 8.
Nf3 c5 9. Nb5 Nc6 10. c3 cxd4 11. Nbxd4 Nxd4 12. Nxd4 g6 13. Qe2 f6 14. exf6
Nxf6 15. O-O-O e5 16. Nc2 Bd7 17. Nb4 Bc6 18. f3 Rfe8 19. g3 a5 20. Nxc6 bxc6
21. Bh3 Qc5 22. Kb1 Rab8 23. Qd2 a4 24. Rhe1 Re7 25. Qe3 Qa3 26. Rd2 Reb7 27.
Ree2 d4 28. Qxe5 dxc3 29. Be6+ Kg7 30. Rc2 Rxb2+ 31. Rxb2 Rxb2+ 32. Ka1 Rxe2 33.
Qc7+ Kh6 34. Qf4+ Kg7 35. Qc7+ Nd7 36. Qxd7+ Kh6 37. Qc7 Qb2# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.47"]
[White "Dijkhuis, Sven"]
[Black "Stavast, Dick"]
[Result "1-0"]
[WhiteElo "1941"]
[BlackElo "2066"]
[ECO "B07"]
[Opening "Pirc defence"]
[WhiteFideId "1036556"]
[BlackFideId "1014005"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 exd4 5. Nxd4 Be7 6. f3 d5 7. e5 Nh5 8. g4
Bh4+ 9. Ke2 b6 10. Qd2 O-O 11. gxh5 c5 12. Nb3 d4 13. Ne4 Nc6 14. Kd1 Nxe5 15.
Qg2 Bb7 16. Bh6 Bf6 17. Rg1 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.48"]
[White "Keetman, Maaike"]
[Black "Mager, Denis"]
[Result "0-1"]
[WhiteElo "1899"]
[BlackElo "2060"]
[ECO "B80"]
[Opening "Sicilian"]
[Variation "Scheveningen, English variation"]
[WhiteFideId "1033697"]
[BlackFideId "24691127"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Be3 e6 7. Qd2 Be7 8. f3
b5 9. O-O-O Bb7 10. Nb3 Nbd7 11. Kb1 Ne5 12. Qf2 Nfd7 13. Qg3 Qc7 14. Qxg7 Bf6
15. Qg3 b4 16. Ne2 Nc4 17. Bd4 Rc8 18. Rc1 e5 19. Bg1 a5 20. c3 a4 21. Na1 Nd2+
22. Kc2 Nxf1 23. Rxf1 Qc4 24. Qe1 Ba6 25. Rf2 Qxa2 26. Qc1 Bxe2 27. Rxe2 Rxc3+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.49"]
[White "Zojer, Thomas"]
[Black "Hummel, Paul"]
[Result "1/2-1/2"]
[WhiteElo "2117"]
[BlackElo "2011"]
[ECO "E47"]
[Opening "Nimzo-Indian"]
[Variation "4.e3 O-O, 5.Bd3"]
[WhiteFideId "1616986"]
[BlackFideId "1021168"]
[EventDate "2013.12.21"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 Re8 6. Qc2 b6 7. a3 Bf8 8. Nf3 c5
9. Ne4 g6 10. Nxf6+ Qxf6 11. Be4 Nc6 12. Ne5 Bb7 13. Nxd7 Qh4 14. g3 Qd8 15.
Nxf8 cxd4 16. Nxe6 Rxe6 17. Bd5 dxe3 18. Bxe3 Nd4 19. Qd3 Bxd5 20. cxd5 Qxd5 21.
O-O-O Qc6+ 22. Kb1 Nf5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.50"]
[White "Hummel, Joop"]
[Black "Gerlagh, Joris"]
[Result "1/2-1/2"]
[WhiteElo "2006"]
[BlackElo "2032"]
[ECO "D73"]
[Opening "Neo-Gruenfeld, 5.Nf3"]
[WhiteFideId "1012126"]
[BlackFideId "1038834"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 d5 5. c4 dxc4 6. Qa4+ Nfd7 7. Qxc4 Nb6 8.
Qc2 Nc6 9. O-O Bf5 10. Qd1 O-O 11. Nc3 Qc8 12. d5 Rd8 13. Qb3 Ne5 14. Bf4 Nxf3+
15. Bxf3 e5 16. Bg5 Re8 17. Rac1 Qd7 18. Nb5 Rec8 19. e4 Bh3 20. Rfd1 a6 21.
Nxc7 Rxc7 22. Qxb6 Rac8 23. Rxc7 Rxc7 24. Bg2 Bxg2 25. Kxg2 Bf8 26. Qf6 h6 27.
Be3 Bg7 28. Qb6 Rc4 29. f3 Bf8 30. Qb3 Qc8 31. Rd2 b5 32. d6 Qd7 33. Qd3 Rc6 34.
Qe2 Rxd6 35. Rxd6 Qxd6 36. Qd2 h5 37. Qxd6 Bxd6 38. h3 f6 39. g4 hxg4 40. fxg4
Kg7 41. h4 Kh7 42. Kf2 Bb4 43. a3 Ba5 44. Bc5 Bd2 45. Be3 Ba5 46. Ke2 Kg7 47.
Kd3 Be1 48. h5 Bh4 49. hxg6 Kxg6 50. Ke2 Bg5 51. Bc5 Bc1 52. b3 Kg5 53. Kf3 Bd2
54. a4 bxa4 55. bxa4 Bc1 56. Be7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.26"]
[Round "5.51"]
[White "Sandvik, Thomas"]
[Black "Henseler, Jorgen"]
[Result "0-1"]
[WhiteElo "2083"]
[BlackElo "2073"]
[ECO "B96"]
[Opening "Sicilian"]
[Variation "Najdorf, 7.f4"]
[WhiteFideId "503231"]
[BlackFideId "1023233"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4
Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. Bxf6 gxf6 12. Be2 Nc6 13. Nxc6 bxc6 14. O-O Be7
15. Kh1 Qa5 16. Qe3 Qc7 17. Qg3 Kf8 18. Bh5 Rb8 19. Rbd1 Qa5 20. e5 d5 21. f5
Rg8 22. Qe3 Rg5 23. exf6 Bc5 24. Qe5 Rb4 25. g4 Qd8 26. Ne4 Rxe4 27. Qxe4 Qxf6
28. Qf4 e5 29. Qf3 e4 30. Qe2 Qe5 31. h4 Rxh5 32. gxh5 Bxf5 33. Qh2 Qxh2+ 34.
Kxh2 Bg4 35. Rb1 e3 36. Kg2 e2 37. Rfe1 f5 38. Kg3 Be3 39. Rb8+ Ke7 40. Rbb1
Bxh5 41. Rb3 f4+ 42. Kh3 d4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.1"]
[White "Michalik, Peter"]
[Black "Romanov, Evgeny"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2577"]
[BlackElo "2654"]
[ECO "A56"]
[Opening "Benoni defence"]
[WhiteFideId "14907526"]
[BlackFideId "4148843"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. h3 Na6 8. Nf3 Nh5
9. O-O Nc7 10. Re1 e5 11. dxe6 fxe6 12. Bg5 Qd7 13. e5 d5 14. Bc2 b5 15. cxb5
Nxb5 16. Nxb5 Qxb5 17. Ba4 Qb6 18. Rc1 Bb7 19. Be7 c4 20. Bxf8 Bxf8 21. b4 Nf4
22. Rb1 d4 23. Rc1 Nd3 24. Rxc4 Nb2 25. Qxd4 Qxd4 26. Rxd4 Nxa4 27. Rc1 Nb6 28.
Ng5 Bd5 29. Rc7 Bg7 30. f4 Bxa2 31. Re7 Bf8 32. Rb7 Bd5 33. Rc7 Bg7 34. Ne4 Bxe4
35. Rxe4 Nd5 36. Rb7 Bf8 37. Kh2 Bxb4 38. Rexb4 Nxb4 39. Rxb4 a5 40. Ra4 Kf7 41.
Kg3 Ke7 42. Kg4 h6 43. h4 h5+ 44. Kg5 Kf7 45. Kh6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.2"]
[White "L'Ami, Erwin"]
[Black "Cernousek, Lukas"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2645"]
[BlackElo "2455"]
[ECO "D92"]
[Opening "Gruenfeld"]
[Variation "5.Bf4"]
[WhiteFideId "1007998"]
[BlackFideId "311707"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bf4 O-O 6. Rc1 dxc4 7. e3 Be6 8. Ng5
Bd5 9. e4 h6 10. exd5 hxg5 11. Bxg5 b5 12. Qf3 a6 13. g3 Nbd7 14. Bg2 Nb6 15.
O-O Qd7 16. h4 Rad8 17. Bxf6 exf6 18. h5 f5 19. Qd1 Bh6 20. Rc2 Rfe8 21. hxg6
fxg6 22. Bf3 b4 23. Nb1 Qb5 24. Nd2 Bg7 25. Nxc4 Nxd5 26. Ne5 Bxe5 27. Rc5 Qb6
28. Bxd5+ Kg7 29. Rc6 Qxd4 30. Rxc7+ Kf6 31. Rf7+ Kg5 32. Qc1+ f4 33. Rd1 Rc8
34. Qb1 Qc5 35. gxf4+ Bxf4 36. Rxf4 Kxf4 37. Qxg6 Qxd5 38. Qg3+ Ke4 39. Qg2+ Kf4
40. Qxd5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.3"]
[White "Greenfeld, Alon"]
[Black "Andriasian, Zaven"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2531"]
[BlackElo "2610"]
[ECO "D17"]
[Opening "QGD Slav"]
[Variation "Czech defence"]
[WhiteFideId "2800039"]
[BlackFideId "13302000"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. Nh4 e6 7. Nxf5 exf5 8. e3
Bb4 9. Bxc4 O-O 10. O-O Nbd7 11. Qc2 g6 12. f3 Nb6 13. Ba2 Re8 14. Qb3 Nbd5 15.
e4 Bxc3 16. bxc3 fxe4 17. fxe4 Nxe4 18. Qxb7 Re7 19. Qxc6 Ndxc3 20. Be3 Ne2+ 21.
Kh1 N4g3+ 22. hxg3 Nxg3+ 23. Kg1 Nxf1 24. Bg5 Qxd4+ 25. Kh1 Ng3+ 26. Kh2 Rae8 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.4"]
[White "Stukopin, Andrey"]
[Black "Kovchan, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2509"]
[BlackElo "2562"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "24107131"]
[BlackFideId "14103052"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. h3
Nc6 9. Qf3 d5 10. exd5 Bxd5 11. Nxd5 Qxd5 12. Qxd5 Nxd5 13. Bd2 Ndb4 14. Kd1
O-O-O 15. a3 Nd5 16. c3 Bd6 17. Kc2 Bb8 18. Bd3 Ba7 19. Rhf1 g6 20. Rae1 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.5"]
[White "Bok, Benjamin"]
[Black "Azaladze, Shota"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2540"]
[BlackElo "2482"]
[ECO "C41"]
[Opening "Philidor"]
[Variation "Improved Hanham variation"]
[WhiteFideId "1017063"]
[BlackFideId "13603027"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. a4 O-O 7. O-O a6 8. Ba2
b6 9. Qe2 c6 10. Rd1 Qc7 11. h3 Bb7 12. dxe5 dxe5 13. Nh4 b5 14. Nf5 Rfe8 15.
Nxe7+ Rxe7 16. Bg5 h6 17. Bh4 Ree8 18. Qf3 b4 19. Ne2 c5 20. Rxd7 Qxd7 21. Bxf6
gxf6 22. Ng3 Qe7 23. Nf5 Qf8 24. Qh5 Kh7 25. Re1 Re6 26. Nxh6 Qxh6 27. Qxf7+ Qg7
28. Bxe6 Qxf7 29. Bxf7 Rd8 30. Bd5 Bc8 31. Rd1 Kg7 32. Rd3 f5 33. exf5 Bxf5 34.
Be4 Rxd3 35. Bxd3 Bxd3 36. cxd3 e4 37. Kf1 exd3 38. Ke1 c4 39. Kd2 Kf6 40. b3
Ke5 41. Ke3 Kd5 42. h4 c3 43. Kxd3 Ke5 44. h5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.6"]
[White "Rodshtein, Maxim"]
[Black "Lobzhanidze, Davit"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2683"]
[BlackElo "2445"]
[ECO "D35"]
[Opening "QGD"]
[Variation "exchange, positional line"]
[WhiteFideId "2806851"]
[BlackFideId "13600796"]
[EventDate "2013.12.21"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Qc2 O-O 8. Bd3
Nbd7 9. Nge2 Re8 10. O-O Nf8 11. f3 Be6 12. Rad1 Rc8 13. Kh1 a6 14. Nf4 N6d7 15.
Nxe6 fxe6 16. Bxe7 Qxe7 17. e4 dxe4 18. Nxe4 Nf6 19. Nc5 a5 20. Rfe1 b6 21. Ne4
Nxe4 22. Rxe4 Qd6 23. Rde1 c5 24. Ba6 Rc7 25. Qa4 Rd8 26. Bc4 Kh8 27. dxc5 Rxc5
28. Bb3 Qd2 29. h3 Rc1 30. Rxc1 Qxc1+ 31. Kh2 Qxb2 32. Qb5 Rd2 33. Rg4 Rd6 34.
Rf4 Rd8 35. Qg5 Re8 36. Rf7 h6 37. Qb5 Rd8 38. Qxb6 Qd2 39. Qc7 Qd4 40. Qxa5
Qd6+ 41. f4 Ng6 42. Qc3 e5 43. f5 Nf4 44. Qc7 Qxc7 45. Rxc7 h5 46. h4 Ne2 47.
Re7 Nd4 48. Rxe5 Nxb3 49. axb3 Rb8 50. Re3 Kg8 51. Kg1 Kf7 52. Kf2 Kf6 53. Rf3
Ke5 54. Ke2 Rb4 55. g3 Rb8 56. Kd2 Rb7 57. Kc2 Rb6 58. Kc3 Rc6+ 59. Kb4 Rc8 60.
Rf4 Rc1 61. Rc4 Rg1 62. Rc3 Kxf5 63. Kc5 g5 64. b4 gxh4 65. gxh4 Ke6 66. Re3+
Kf5 67. Rd3 Rc1+ 68. Kd5 Rh1 69. Rd4 Rb1 70. Rc4 Rd1+ 71. Kc5 Ke6 72. b5 Rd5+
73. Kb6 Kd7 74. Ka6 Re5 75. b6 Re1 76. Rc5 Ra1+ 77. Kb7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.7"]
[White "Spoelman, Wouter"]
[Black "Kohlweyer, Bernd"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2585"]
[BlackElo "2431"]
[ECO "A20"]
[Opening "English opening"]
[WhiteFideId "1010891"]
[BlackFideId "4600622"]
[EventDate "2013.12.21"]

1. c4 e5 2. g3 h5 3. Bg2 h4 4. d4 Bb4+ 5. Nc3 Bxc3+ 6. bxc3 d6 7. Rb1 c6 8. Ba3
Ne7 9. e3 Rh6 10. g4 h3 11. Bxh3 Qa5 12. Rb3 exd4 13. Qxd4 c5 14. Qxg7 Rg6 15.
Qh8+ Rg8 16. Qh4 Nbc6 17. Nf3 Qa4 18. Nd2 Ne5 19. f4 Qc6 20. Rg1 Nf3+ 21. Nxf3
Qxf3 22. Bc1 Qe4 23. Bg2 Qc2 24. Bxb7 Qxc1+ 25. Kf2 Qc2+ 26. Kf3 Bxg4+ 27. Rxg4
Qd1+ 28. Kf2 Rxg4 29. Qh8+ Rg8 30. Qf6 Qd2+ 31. Kf1 Qxh2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.8"]
[White "Simonian, Tigran"]
[Black "Ernst, Sipke"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2401"]
[BlackElo "2566"]
[ECO "A40"]
[Opening "Queen's pawn"]
[WhiteFideId "13303597"]
[BlackFideId "1004689"]
[EventDate "2013.12.21"]

1. d4 e6 2. Nf3 c5 3. e3 Nf6 4. Bd3 Nc6 5. O-O d5 6. c4 a6 7. a3 dxc4 8. Bxc4 b5
9. Ba2 Bb7 10. Nc3 Qc7 11. d5 exd5 12. Nxd5 Nxd5 13. Bxd5 Rd8 14. e4 Ne7 15. Re1
Nxd5 16. exd5+ Be7 17. Bg5 f6 18. Bh4 O-O 19. Qe2 Bd6 20. Rad1 Qf7 21. a4 Rfe8
22. Qd2 Rxe1+ 23. Qxe1 Bxd5 24. axb5 axb5 25. Qa5 Qc7 26. Qxb5 Bxf3 27. gxf3
Bxh2+ 28. Kg2 Bd6 29. Bg3 Bxg3 30. Rxd8+ Qxd8 31. fxg3 Qe7 32. Qc4+ Kf8 33. b3
Qd6 34. Qe4 Qe5 35. Qc4 h6 36. Kh3 Qd6 37. Kg2 f5 38. f4 Ke7 39. Qg8 Kf6 40. Kh2
Qd2+ 41. Kh3 Qd6 42. Kg2 Qe7 43. Kf2 h5 44. Qd5 Kg6 45. Qc6+ Kh7 46. Qd5 g6 47.
Kf3 Kg7 48. Qc6 Kh6 49. Qa8 Kg7 50. Qd5 Qf8 51. Qe5+ Kh6 52. Qd5 Qe7 53. Qa8 Qg7
54. Qc8 Qc3+ 55. Kg2 h4 56. gxh4 Qd2+ 57. Kf3 Qd3+ 58. Kf2 Qd4+ 59. Kg2 Qe4+ 60.
Kg1 Qe3+ 61. Kg2 Kh5 62. Qc6 Qe2+ 63. Kg1 Qg4+ 64. Kh1 Qxh4+ 65. Kg2 Qg4+ 66.
Kh1 Qh3+ 67. Kg1 Qe3+ 68. Kg2 Qe4+ 69. Qxe4 fxe4 70. Kg3 g5 71. f5 Kh6 72. Kf2
g4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.9"]
[White "Novikov, Stanislav"]
[Black "Wacker, Peter"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2556"]
[BlackElo "2293"]
[ECO "A46"]
[Opening "Queen's pawn"]
[Variation "Torre attack"]
[WhiteFideId "4125371"]
[BlackFideId "4615751"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 b6 4. e4 h6 5. Bxf6 Qxf6 6. Bd3 Bb7 7. Nbd2 Qe7 8.
Qe2 g6 9. e5 d6 10. Be4 d5 11. Bd3 Bg7 12. c3 a5 13. h4 Ba6 14. h5 g5 15. Nh2
Bxd3 16. Qxd3 c5 17. Ng4 Nd7 18. O-O c4 19. Qe3 b5 20. f4 a4 21. f5 exf5 22.
Rxf5 Ra6 23. Qf3 Qe6 24. Rf1 O-O 25. Ne3 f6 26. Nxd5 fxe5 27. Rxf8+ Nxf8 28. Nc7
Qb6 29. Nxa6 exd4 30. Qd5+ Kh7 31. Nc5 Ne6 32. Qxe6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.10"]
[White "Hendriks, Willy"]
[Black "Pruijssers, Roeland"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2396"]
[BlackElo "2539"]
[ECO "C55"]
[Opening "Two knights defence (Modern bishop's opening)"]
[WhiteFideId "1000713"]
[BlackFideId "1013068"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. O-O d6 6. c3 g5 7. Be3 Qe7 8. Nbd2 g4
9. Ne1 h5 10. f4 Bh6 11. Nc2 h4 12. Qe2 Bd7 13. Rae1 O-O-O 14. b4 exf4 15. Bxf4
Bxf4 16. Rxf4 Qe5 17. Ref1 Nh5 18. Rxf7 Ng3 19. Qe1 Nxf1 20. Nxf1 g3 21. hxg3
hxg3 22. d4 Qh5 23. Qxg3 Rdg8 24. Qf3 Bg4 25. Qf4 Bh3 26. Nce3 Bxg2 27. Rxc7+
Kxc7 28. Bxg8 Bxe4 29. Qxe4 Rxg8+ 30. Kf2 Qf7+ 31. Ke1 Re8 32. Qg2 Ne7 33. Kd1
Nf5 34. Nxf5 Qxf5 35. Nd2 Qd3 36. Qg7+ Kb8 37. Qd7 Rh8 38. Qxd6+ Ka8 39. Qd5
Qxc3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.11"]
[White "Peng, Zhaoqin"]
[Black "Burg, Twan"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2369"]
[BlackElo "2490"]
[ECO "A50"]
[Opening "Queen's Indian accelerated"]
[WhiteFideId "1004786"]
[BlackFideId "1010697"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 b6 3. Nf3 Bb7 4. g3 e5 5. dxe5 Ng4 6. Bg2 Nxe5 7. Nbd2 Nxf3+ 8.
Nxf3 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. O-O Re8 12. Rac1 d6 13. Rfe1 Qd7 14. b4
a5 15. a3 Nc6 16. c5 bxc5 17. bxc5 d5 18. Red1 Rad8 19. e3 a4 20. Nd4 h5 21. Rb1
Ba6 22. Nxc6 Qxc6 23. Qd4 Be2 24. Rdc1 Ba6 25. Rb4 Bc4 26. h4 Bb3 27. Bf3 Qg6
28. Qf4 c6 29. Rb7 Re6 30. Be2 Re4 31. Qc7 Ree8 32. Qf4 Re4 33. Qc7 Ree8 34. Bd3
Qf6 35. Qf4 Qxf4 36. gxf4 Rb8 37. Rb6 Rbc8 38. Kg2 Rc7 39. Kg3 g6 40. Rb4 f5 41.
Kf3 Ra8 42. Ke2 Ra5 43. Kd2 Kf7 44. Rb8 Re7 45. Rc8 Re6 46. Rc7+ Kf6 47. Rb7 Re7
48. Rb6 Re6 49. Ba6 Ke7 50. Be2 Kf7 51. Bd3 Kf6 52. Rb8 Kf7 53. Rc8 Ke7 54. Rc7+
Kf6 55. Be2 Ba2 56. Rg1 Rxc5 57. Bxh5 gxh5 58. Rcg7 Re7 59. R1g6# 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.12"]
[White "Danielian, Elina"]
[Black "Olsarova, Tereza"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "WIM"]
[WhiteElo "2462"]
[BlackElo "2260"]
[ECO "A09"]
[Opening "Reti"]
[Variation "advance variation"]
[WhiteFideId "13300210"]
[BlackFideId "325449"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. c4 d4 3. g3 Nc6 4. Bg2 e5 5. d3 Bb4+ 6. Nbd2 a5 7. a3 Be7 8. O-O
Nf6 9. b3 O-O 10. Rb1 Re8 11. Ne1 Bf5 12. Nc2 Bf8 13. b4 axb4 14. Nxb4 Nxb4 15.
axb4 Qd7 16. Nb3 Bxb4 17. Bg5 c5 18. Bxf6 gxf6 19. Nd2 Bh3 20. Ne4 Ra6 21. Ra1
Bxg2 22. Kxg2 Rb6 23. f3 f5 24. Nf2 Rg6 25. Qa4 Qe7 26. Qb5 h5 27. Ra7 Rb8 28.
Rfa1 Kh7 29. Ra8 Rxa8 30. Rxa8 h4 31. Re8 Qg5 32. Qxb7 hxg3 33. Qxf7+ Rg7 34.
Nh3 Qg6 35. Qxg6+ Kxg6 36. hxg3 Kf6 37. Rf8+ Ke6 38. f4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.13"]
[White "Struik, Tjapko"]
[Black "Javakhadze, Zurab"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2262"]
[BlackElo "2451"]
[ECO "E91"]
[Opening "King's Indian"]
[Variation "Kazakh variation"]
[WhiteFideId "1011243"]
[BlackFideId "13603647"]
[EventDate "2013.12.21"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nf6 5. Nf3 O-O 6. Be2 Na6 7. O-O e5 8. dxe5
dxe5 9. Qxd8 Rxd8 10. Nxe5 Nxe4 11. Nxe4 Bxe5 12. Bg5 Re8 13. Bf3 Kg7 14. Nc3 c6
15. Na4 Bf5 16. Be3 Nb4 17. Bc5 Nd3 18. Ba3 Be6 19. Rad1 Bxc4 20. b3 Bb5 21. Be2
Nb2 22. Bxb2 Bxe2 23. Bxe5+ Rxe5 24. Rfe1 Rae8 25. Rc1 Bb5 26. Rxe5 Rxe5 27. Nc3
Ba6 28. f3 b6 29. Kf2 c5 30. Ne4 Kf8 31. Rd1 Ke7 32. Rd2 h6 33. Kg3 Bc8 34. Nc3
Be6 35. Kf2 g5 36. Nb5 a5 37. Nc7 f5 38. Nxe6 Rxe6 39. Rd5 Rd6 40. Re5+ Kf6 41.
Re2 f4 42. h3 Re6 43. Rd2 Ke7 44. g3 Rd6 45. Re2+ Kd7 46. h4 Kc6 47. Kg2 b5 48.
Kh3 c4 49. bxc4 bxc4 50. Kg4 fxg3 51. hxg5 hxg5 52. Kxg5 Kb5 53. Kf4 Rg6 54. Rg2
c3 55. Ke3 Kc4 56. Ke2 Kd4 57. Rg1 g2 58. Rd1+ Ke5 59. Rg1 Kf4 60. Kf2 c2 61. a3
Rg8 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.14"]
[White "Klein, David"]
[Black "Mostertman, Milan"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2491"]
[BlackElo "2304"]
[ECO "C77"]
[Opening "Ruy Lopez"]
[Variation "Anderssen variation"]
[WhiteFideId "1003623"]
[BlackFideId "1025848"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 b5 7. Bc2 g6 8. a4 Rb8
9. d4 exd4 10. cxd4 Bg4 11. Be3 d5 12. e5 Bb4+ 13. Kf1 Ne4 14. h3 Be6 15. axb5
axb5 16. Nbd2 Nxd2+ 17. Bxd2 Bxd2 18. Qxd2 O-O 19. Ra6 Qd7 20. Qh6 Nb4 21. Ng5
f5 22. Rxe6 Nxc2 23. Qh4 Rbe8 24. Rxe8 Rxe8 25. Kg1 c5 26. e6 Qc7 27. dxc5 d4
28. f4 Re7 29. Kh2 Qxc5 30. Rc1 d3 31. Nxh7 d2 32. Rxc2 Qd4 33. Rc8+ Kg7 34.
Qxe7+ Kh6 35. Qh4+ Kg7 36. Rc7+ Kh8 37. Nf6# 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.15"]
[White "Donchenko, Alexander"]
[Black "Van Foreest, Jorden"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2455"]
[BlackElo "2326"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack (Barcza system)"]
[WhiteFideId "24603295"]
[BlackFideId "1039784"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 e6 5. O-O Nf6 6. d3 Bd6 7. Nc3 O-O 8. cxd5
cxd5 9. Nb5 Be7 10. Be3 Nc6 11. Rc1 e5 12. d4 e4 13. Ne5 Be6 14. Nc3 Ng4 15.
Nxg4 Bxg4 16. f3 exf3 17. exf3 Be6 18. f4 g6 19. g4 f5 20. g5 Qd7 21. Qf3 Rfd8
22. h4 h5 23. Qe2 Rac8 24. Bf2 Bf8 25. Rfe1 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.16"]
[White "De Jong, Migchiel"]
[Black "Goudriaan, Etienne"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2347"]
[BlackElo "2429"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "1002848"]
[BlackFideId "1021150"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4
O-O 9. O-O Nc6 10. Bg5 Be6 11. Bb3 Nd7 12. Bxe7 Qxe7 13. Nd5 Qd8 14. Re1 Rc8 15.
Qd2 Na5 16. Rad1 Nc4 17. Bxc4 Rxc4 18. b3 Rc6 19. Nb4 Rb6 20. Nd5 Rc6 21. Nb4
Rb6 22. Nd5 Bxd5 23. Qxd5 Rc6 24. c4 a5 25. g3 g6 26. Qd2 Qf6 27. Re3 Ra8 28. h4
Nc5 29. Ng5 Qe7 30. Qd5 h6 31. Nf3 Ne6 32. h5 gxh5 33. Kg2 Qf6 34. Nh4 Nd4 35.
Rxd4 exd4 36. Rf3 Qe6 37. Qxh5 Rc5 38. Nf5 Kh7 39. Qh4 Rf8 40. Nxd4 Qg6 41. Qe7
Rcc8 42. Rf6 Rce8 43. Qxd6 Qxe4+ 44. Nf3 Kg7 45. Rxh6 Re6 46. Rxe6 fxe6 47. Qe7+
Kg8 48. Qg5+ Kf7 49. Qxa5 Ke7 50. Qb4+ Ke8 51. Qb5+ Ke7 52. Qc5+ Ke8 53. Qh5+
Kd7 54. Qb5+ Ke7 55. Qb4+ Ke8 56. Qc3 Ke7 57. a4 Rd8 58. Qg7+ Ke8 59. Qg8+ Kd7
60. Qf7+ Kc8 61. a5 Rd3 62. Qf8+ Kc7 63. Qc5+ Kd7 64. Qb5+ Kc7 65. Qc5+ Kd7 66.
Qb5+ Kc7 67. Qc5+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.17"]
[White "Van Osch, Mees"]
[Black "Willemze, Thomas"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2139"]
[BlackElo "2421"]
[ECO "B01"]
[Opening "Scandinavian (centre counter) defence"]
[WhiteFideId "1035967"]
[BlackFideId "1007238"]
[EventDate "2013.12.21"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nc6 5. d4 O-O-O 6. c4 Qf5 7. Be3 Bxf3 8.
Bxf3 Nxd4 9. Bg4 Nc2+ 10. Qxc2 Qxg4 11. O-O Nh6 12. h3 Qg6 13. Qa4 a6 14. Nd2 e5
15. Rad1 Nf5 16. Nf3 Bd6 17. c5 Nxe3 18. fxe3 Bxc5 19. Nxe5 Qe6 20. Nxf7 Rxd1
21. Qxd1 Rf8 22. Qh5 Bxe3+ 23. Kh1 h6 24. Rf3 Re8 25. b3 Kb8 26. Qa5 Bd4 27. Qh5
Qe1+ 28. Kh2 Bg1+ 29. Kh1 Bf2+ 30. Kh2 Qg1# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.18"]
[White "L'Ami, Alina"]
[Black "Beerdsen, Thomas"]
[Result "1-0"]
[WhiteTitle "WGM"]
[WhiteElo "2390"]
[BlackElo "2154"]
[ECO "D52"]
[Opening "QGD"]
[WhiteFideId "1210246"]
[BlackFideId "1030108"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Be7 7. Qc2 O-O 8. Rd1
h6 9. Bh4 dxc4 10. Bxc4 b5 11. Be2 Bb7 12. O-O Rc8 13. a3 a5 14. Ne5 Ba8 15. Nd3
b4 16. axb4 axb4 17. Na4 c5 18. dxc5 Ne4 19. Bxe7 Qxe7 20. Rc1 b3 21. Qd1 Rfd8
22. Nb6 Nxb6 23. cxb6 Nc5 24. f3 Qg5 25. Qd2 Rd5 26. h4 Qxh4 27. Qb4 Qg5 28. f4
Qf6 29. e4 Rxd3 30. Bxd3 Nxd3 31. Rxc8+ Kh7 32. b7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.19"]
[White "Efroimski, Marsel"]
[Black "Chytilek, Roman"]
[Result "1/2-1/2"]
[WhiteTitle "WIM"]
[BlackTitle "IM"]
[WhiteElo "2307"]
[BlackElo "2374"]
[ECO "C41"]
[Opening "Philidor"]
[Variation "Improved Hanham variation"]
[WhiteFideId "2810964"]
[BlackFideId "304980"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Re1 a6 8. a4
b6 9. Bg5 Bb7 10. Qd2 c6 11. Rad1 b5 12. Bf1 Qc7 13. Bh4 Rfe8 14. Bg3 Bf8 15.
axb5 axb5 16. Bd3 Qb6 17. dxe5 dxe5 18. Nb1 Nh5 19. Bxb5 Nxg3 20. Bc4 Nxe4 21.
Rxe4 Nf6 22. Rxe5 Red8 23. Bd3 Qxb2 24. Qc3 Qb6 25. Nbd2 Ra3 26. Nb3 c5 27. Rde1
Nd5 28. Qb2 Ra4 29. c4 Nf4 30. Bf1 Bxf3 31. gxf3 Nd3 32. Bxd3 Rxd3 33. R5e3 Rxe3
34. Rxe3 Rxc4 35. Qe2 Qg6+ 36. Kh1 Rc2 37. Nd2 c4 38. Qd1 Rb2 39. Ne4 Qb6 40.
Qd5 Rb1+ 41. Kg2 Qb5 42. Qxb5 Rxb5 43. Nd2 Rg5+ 44. Kh1 h6 45. Nxc4 Bc5 46. Re2
Kh7 47. Nd2 Bd4 48. Ne4 Rg6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.20"]
[White "Beukema, Stefan"]
[Black "Hoeksema, Hendrik Pieter"]
[Result "1-0"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2280"]
[BlackElo "2369"]
[ECO "B56"]
[Opening "Sicilian"]
[WhiteFideId "1024523"]
[BlackFideId "1000454"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f4 g6 7. Nb3 Bg7 8. Be3
O-O 9. Be2 a6 10. Bf3 Be6 11. O-O Rc8 12. g4 b5 13. Rf2 Na5 14. f5 Bc4 15. g5
Nd7 16. f6 exf6 17. Bg4 Nb7 18. gxf6 Nxf6 19. Bxc8 Qxc8 20. Bd4 Ng4 21. Rg2 Ne5
22. Nd5 Qh3 23. Nd2 Bxd5 24. exd5 Nc5 25. Qe2 Re8 26. Kh1 Qd7 27. Re1 Qb7 28.
Bxc5 dxc5 29. d6 Re6 30. Ne4 Nd7 31. Qf3 Qd5 32. Rd2 Qf5 33. Qg2 Bh6 34. Rf2 Qd5
35. Qf3 Re5 36. Nf6+ Nxf6 37. Rxe5 Qxe5 38. Qxf6 Qd5+ 39. Qf3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.21"]
[White "Bellia, Fabrizio"]
[Black "Christiansen, Johan-Sebastian"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2424"]
[BlackElo "2217"]
[ECO "E12"]
[Opening "Queen's Indian"]
[Variation "Petrosian system"]
[WhiteFideId "800511"]
[BlackFideId "1512668"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. e3 Be7 8. Bb5+
c6 9. Bd3 O-O 10. e4 Nxc3 11. bxc3 c5 12. O-O cxd4 13. cxd4 Nc6 14. Be3 Bf6 15.
e5 Be7 16. Qb1 h6 17. Bh7+ Kh8 18. Be4 Qd7 19. Rc1 Na5 20. Bxb7 Qxb7 21. Bd2 Qd5
22. Bxa5 Qxa5 23. Rc7 Bd8 24. Rc6 Be7 25. a4 Rac8 26. Qc2 Rxc6 27. Qxc6 Qb4 28.
g3 Kg8 29. Rc1 a5 30. Kg2 Rd8 31. Qc7 Kf8 32. Qc2 Qa3 33. Qh7 Ke8 34. Rc7 Rd7
35. Rc8+ Bd8 36. Qxg7 Qxa4 37. Qh8+ Ke7 38. Qxh6 Qb3 39. Ng5 Qd5+ 40. Kh3 Rb7
41. Qf6+ Ke8 42. Qh8+ Ke7 43. Qg8 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.22"]
[White "Umudova, Nargiz"]
[Black "Zakhartsov, Viacheslav V."]
[Result "0-1"]
[WhiteTitle "WIM"]
[BlackTitle "GM"]
[WhiteElo "2255"]
[BlackElo "2555"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Lipnitzky attack"]
[WhiteFideId "13402137"]
[BlackFideId "4115333"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. O-O Be7 8. a4
Qc7 9. Ba2 Nc6 10. Kh1 O-O 11. f4 Nb4 12. Bb3 b6 13. Qe2 Bb7 14. Bd2 Rfe8 15. e5
dxe5 16. fxe5 Nfd5 17. Qh5 g6 18. Qh3 Qxe5 19. Nxd5 Nxd5 20. Bc3 Qh5 21. Qg3 Bc5
22. Nf3 Nxc3 23. bxc3 Bxf3 24. Rxf3 Re7 25. Raf1 Rd8 26. Qf4 Bd6 27. g4 Qh4 28.
Qd2 Qxg4 29. Qe2 Bc5 30. Bc4 Red7 31. Bd3 Qxa4 32. Rxf7 Rxf7 33. Qxe6 Qd7 34.
Bc4 Qb7+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.23"]
[White "Heemskerk, Wim"]
[Black "Svane, Rasmus"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2240"]
[BlackElo "2472"]
[ECO "A05"]
[Opening "Reti"]
[Variation "King's Indian attack, Spassky's variation"]
[WhiteFideId "1001000"]
[BlackFideId "4657101"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. b3 e6 5. c4 a6 6. Nc3 b4 7. Na4 d6 8. O-O Be7
9. Nd4 Bxg2 10. Kxg2 O-O 11. d3 c5 12. Nf3 Nc6 13. Bb2 Qc7 14. Kg1 Rfd8 15. Qc2
Nd7 16. Rac1 Nce5 17. d4 Nxf3+ 18. exf3 cxd4 19. Bxd4 Nc5 20. Nb2 a5 21. Qe2 Nd7
22. Rfd1 Bf6 23. Bxf6 Nxf6 24. Rc2 Rac8 25. Rcd2 h6 26. Nd3 Rd7 27. h4 Rdd8 28.
Nf4 Rd7 29. Rd3 Rcd8 30. R1d2 Qc5 31. Qe3 Qc6 32. h5 d5 33. cxd5 Nxd5 34. Nxd5
Rxd5 35. Rxd5 exd5 36. Kg2 Qd6 37. Qd4 Qc6 38. Re2 Qc3 39. Qb6 Rc8 40. Qb5 d4
41. Re8+ Rxe8 42. Qxe8+ Kh7 43. Qxf7 d3 44. Qg6+ Kg8 45. Qe8+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.24"]
[White "Garcia Palermo, Carlos"]
[Black "Molinaroli, Martin"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2450"]
[BlackElo "2269"]
[ECO "E62"]
[Opening "King's Indian"]
[Variation "fianchetto, Kavalek (Bronstein) variation"]
[WhiteFideId "110124"]
[BlackFideId "4606604"]
[EventDate "2013.12.21"]

1. d4 g6 2. c4 Bg7 3. Nf3 Nf6 4. g3 O-O 5. Bg2 d6 6. Nc3 c6 7. O-O Qa5 8. e4 Qh5
9. Ng5 Qxd1 10. Rxd1 h6 11. Nf3 Bg4 12. Be3 Nbd7 13. Rd2 Nb6 14. b3 c5 15. e5
Nfd7 16. exd6 exd6 17. Rc1 Rab8 18. Nb5 cxd4 19. Nfxd4 Nc8 20. h3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.25"]
[White "Arslanov, Shamil"]
[Black "Lyell, Mark"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2403"]
[BlackElo "2247"]
[ECO "A96"]
[Opening "Dutch"]
[Variation "classical variation"]
[WhiteFideId "4192826"]
[BlackFideId "402354"]
[EventDate "2013.12.21"]

1. Nf3 f5 2. d4 Nf6 3. g3 e6 4. Bg2 Be7 5. O-O O-O 6. c4 d6 7. Nc3 Ne4 8. Nxe4
fxe4 9. Nd2 d5 10. f3 Nc6 11. fxe4 Rxf1+ 12. Nxf1 dxc4 13. Be3 Bd7 14. e5 Rb8
15. Qc2 b5 16. Be4 h6 17. a3 Bg5 18. Bf2 h5 19. h4 Bh6 20. Nh2 Ne7 21. Nf3 Qe8
22. Kg2 Bc6 23. Bxc6 Qxc6 24. e4 a5 25. Be1 b4 26. axb4 axb4 27. Ra5 c3 28. Rc5
b3 29. Qd3 c2 30. Rxc6 Nxc6 31. Bd2 Nb4 32. Qc4 Bxd2 33. Nxd2 Nd3 34. Nxb3 Rxb3
35. Qxe6+ Kh7 36. Qxb3 Ne1+ 37. Kf2 c1=Q 38. Qe3 Qxe3+ 39. Kxe3 Kg6 40. Kd2 Nf3+
41. Ke3 Nh2 42. d5 Ng4+ 43. Kd4 Kf7 44. b4 Ke7 45. b5 g6 46. e6 Kd6 47. e5+ Ke7
48. Ke4 Nf2+ 49. Ke3 Nd1+ 50. Kd4 Nf2 51. d6+ cxd6 52. b6 dxe5+ 53. Kd5 Nd3 54.
Kc4 e4 55. b7 Ne5+ 56. Kd5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.26"]
[White "Burg, Brent"]
[Black "Pijpers, Arthur"]
[Result "1/2-1/2"]
[WhiteElo "2227"]
[BlackElo "2366"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "1019465"]
[BlackFideId "1019554"]
[EventDate "2013.12.21"]

1. Nf3 c5 2. c4 g6 3. g3 Bg7 4. Bg2 Nc6 5. O-O Nf6 6. d4 cxd4 7. Nxd4 O-O 8. Nc3
Nxd4 9. Qxd4 d6 10. Qd2 a6 11. Rd1 Qc7 12. b3 Rb8 13. Bb2 b5 14. Nd5 Nxd5 15.
Bxg7 Kxg7 16. cxd5 Bd7 17. Rac1 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.27"]
[White "Estremera Panos, Sergio"]
[Black "Schippers, Maurice"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2365"]
[BlackElo "2216"]
[ECO "D37"]
[Opening "QGD"]
[Variation "4.Nf3"]
[WhiteFideId "2200864"]
[BlackFideId "1004735"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Be7 5. g3 O-O 6. Bg2 b6 7. O-O Bb7 8. Ne5 c6
9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Bf6 12. Bf4 Qc8 13. Qf3 Be7 14. Rad1 f5 15.
Bc2 Nd7 16. Nxd7 Qxd7 17. Rfe1 c5 18. Qe3 cxd4 19. Rxd4 Qc6 20. Qxe6+ Qxe6 21.
Rxe6 Bf6 22. Rd2 Bxb2 23. Re7 Ba6 24. Bb3 Bf6 25. c5+ Kh8 26. Re6 Bc8 27. Rxf6
gxf6 28. Bd5 Be6 29. Bxe6 bxc5 30. Rd7 Rfd8 31. Rc7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.28"]
[White "Von Meijenfeldt, Bart"]
[Black "Zakhartsov, Vladimir"]
[Result "1-0"]
[WhiteElo "2207"]
[BlackElo "2358"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "1032259"]
[BlackFideId "4145097"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nc3 a6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Be3 e5 7. Nb3 Be6 8. f3
h5 9. a4 Nc6 10. Nd5 Bxd5 11. exd5 Ne7 12. c4 Nf5 13. Bf2 g6 14. Bd3 Bh6 15. Qe2
a5 16. Nd4 Nxd4 17. Bxd4 O-O 18. Bf2 Qc7 19. O-O Nd7 20. Kh1 Nc5 21. Bc2 Rac8
22. b3 Bg5 23. Rad1 Qd8 24. Bg1 h4 25. Bf2 Kg7 26. Be1 Bf4 27. Bf2 Rh8 28. Qe1
b6 29. Rb1 Qg5 30. Qe2 Bd2 31. Rbd1 Bc3 32. Be3 Qh5 33. Qf2 f5 34. Rc1 Bb4 35.
h3 Rb8 36. f4 Nd7 37. fxe5 dxe5 38. Bd1 Qh7 39. Bc2 Bc5 40. Bxc5 bxc5 41. Qd2
Ra8 42. Qg5 Kf7 43. Bxf5 gxf5 44. Rxf5+ Ke8 45. Re1 Ra6 46. Rfxe5+ Nxe5 47.
Rxe5+ Kd7 48. Qg4+ Kd8 49. Qg5+ Kc8 50. d6 Rc6 51. Re7 Qh5 52. d7+ Kc7 53. Qd2
Kd8 54. Rg7 Ra6 55. Qe1 Kc7 56. d8=Q+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.29"]
[White "Markus, John Raymond"]
[Black "Minko, Vladimir"]
[Result "1/2-1/2"]
[BlackTitle "FM"]
[WhiteElo "2118"]
[BlackElo "2327"]
[ECO "D04"]
[Opening "Queen's pawn game"]
[WhiteFideId "1001213"]
[BlackFideId "24146706"]
[EventDate "2013.12.21"]

1. d4 d5 2. Nf3 Nf6 3. e3 c5 4. c3 Nc6 5. Nbd2 Bf5 6. dxc5 e5 7. b4 Qc7 8. Bb2
Be7 9. Be2 Bg4 10. h3 Bh5 11. O-O O-O 12. a3 Rfd8 13. Nh4 Bxe2 14. Qxe2 e4 15.
c4 Qd7 16. Rad1 Qe6 17. g4 d4 18. exd4 Nxd4 19. Bxd4 Rxd4 20. Nf5 Rd3 21. Nxe7+
Qxe7 22. Nxe4 Rxh3 23. Nxf6+ Qxf6 24. Kg2 Rxa3 25. Rfe1 h5 26. Qe4 Ra2 27. Re2
Rxe2 28. Qxe2 hxg4 29. Qxg4 Re8 30. Rd6 Qe5 31. Rd5 Qc3 32. b5 Re6 33. Rd8+ Kh7
34. Qh3+ Qxh3+ 35. Kxh3 Re4 36. Rd7 Rxc4 37. Rxf7 Rxc5 38. Rxb7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.30"]
[White "Offringa, Joost"]
[Black "Pel, Bonno"]
[Result "1/2-1/2"]
[BlackTitle "FM"]
[WhiteElo "2178"]
[BlackElo "2313"]
[ECO "B09"]
[Opening "Pirc"]
[Variation "Austrian attack, 6.Bd3"]
[WhiteFideId "1025880"]
[BlackFideId "1004760"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 g6 3. f4 Bg7 4. Nf3 Nf6 5. Nc3 O-O 6. Bd3 Na6 7. O-O c5 8. d5 Rb8
9. h3 Nc7 10. a4 b6 11. Qe1 a6 12. Qh4 b5 13. axb5 axb5 14. f5 c4 15. fxg6 fxg6
16. Be2 e5 17. Bg5 Nce8 18. Nh2 Qb6+ 19. Kh1 Rb7 20. Ng4 Bxg4 21. Bxg4 Nxg4 22.
Qxg4 Bf6 23. Qe6+ Kg7 24. Ra8 Rbf7 25. Bh6+ Kxh6 26. Rxe8 b4 27. Na4 Qb5 28.
Rxf8 Rxf8 29. Rxf6 Rxf6 30. Qxf6 Qxa4 31. Qf8+ Kg5 32. Qxd6 Kf4 33. Qe6 Qxc2 34.
d6 Qd1+ 35. Kh2 c3 36. bxc3 bxc3 37. d7 c2 38. Qf6+ Kxe4 39. Qh4+ Kf5 40. d8=Q
Qxd8 41. Qxd8 c1=Q 42. Qd7+ Ke4 43. Qxh7 Qf4+ 44. Kg1 Qc1+ 45. Kh2 Qc6 46. Qh4+
Kd3 47. Qg3+ Kd4 48. Qf2+ Kd5 49. Qf7+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.31"]
[White "Afek, Yochanan"]
[Black "Lopez, Jasel"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "CM"]
[WhiteElo "2302"]
[BlackElo "2179"]
[ECO "C02"]
[Opening "French"]
[Variation "advance, Paulsen attack"]
[WhiteFideId "2800462"]
[BlackFideId "15900045"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Qc2 Na5 8. Be3 Nb3
9. Ra2 Ne7 10. Nbd2 Nf5 11. Bf4 Be7 12. Be2 Bd7 13. g4 Nh4 14. Nxh4 Bxh4 15. Be3
Be7 16. O-O O-O-O 17. a4 a5 18. Rb1 Nxd2 19. Bxd2 Qb3 20. Qxb3 cxb3 21. Raa1 f6
22. f4 fxe5 23. fxe5 g5 24. Bd1 h5 25. gxh5 Rdg8 26. Bxb3 g4 27. Bf4 Rxh5 28.
Rf1 Rh3 29. Kg2 b5 30. Bd1 Rh7 31. Bc2 Rh3 32. axb5 Bxb5 33. Rf2 Bh4 34. Rxa5
Bc6 35. Rf1 Bd8 36. Ra7 Bb5 37. Rf2 Rf8 38. Bg3 Rxf2+ 39. Kxf2 Bh4 40. Kg2 Be2
41. Bxh4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.32"]
[White "Dijkhuis, Tycho"]
[Black "Klapwijk, Bram"]
[Result "1/2-1/2"]
[WhiteElo "2202"]
[BlackElo "2039"]
[ECO "C19"]
[Opening "French"]
[Variation "Winawer, advance, poisoned pawn, Konstantinopolsky variation"]
[WhiteFideId "1036564"]
[BlackFideId "1009133"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 Qc7 8. Qxg7
Rg8 9. Qxh7 cxd4 10. Ne2 Nbc6 11. f4 dxc3 12. Qd3 d4 13. Nxd4 Nxd4 14. Qxd4 Bd7
15. Rg1 Nf5 16. Qf2 Qc6 17. Bd3 Qd5 18. Rb1 Bc6 19. Rb3 Rd8 20. Rxc3 Qa2 21. Qc5
Rd5 22. Qb4 Rd4 23. Qb3 Qa1 24. Qb2 Qxb2 25. Bxb2 Rxf4 26. g3 Rh4 27. Bb5 Rxh2
28. Bxc6+ bxc6 29. Rxc6 Kd7 30. Rc3 Rb8 31. Bc1 Rb5 32. Rd3+ Kc6 33. Rc3+ Kd5
34. Rd3+ Kxe5 35. Kd1 Rb1 36. g4 Ne7 37. Re1+ Kf6 38. Rf1+ Kg6 39. Rdf3 f5 40.
Re1 Kf7 41. gxf5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.33"]
[White "Mager, Denis"]
[Black "Berkovich, Mark A"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "2060"]
[BlackElo "2366"]
[ECO "A33"]
[Opening "English"]
[Variation "symmetrical variation"]
[WhiteFideId "24691127"]
[BlackFideId "2801639"]
[EventDate "2013.12.21"]

1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Nf6 6. Bf4 Bb4 7. Nb5 e5 8. Bg5
O-O 9. a3 Bxc3+ 10. Nxc3 h6 11. Bxf6 Qxf6 12. Ne4 Qg6 13. Qd3 d5 14. cxd5 Bf5
15. f3 Rad8 16. Rd1 Ne7 17. g4 Bxe4 18. Qxe4 Qd6 19. e3 Qc5 20. Qxe5 Nxd5 21.
Qd4 Qe7 22. e4 Nf4 23. Qf2 Rxd1+ 24. Kxd1 Rd8+ 25. Kc1 Qd7 26. Qe1 Qa4 27. h4
Qb3 28. Rh2 Qxf3 29. g5 h5 30. Rd2 Re8 31. e5 Ng6 32. Bg2 Qf4 33. Qe4 Qg3 34.
Qxb7 Nxe5 35. Qe4 Rc8+ 36. Rc2 Nd3+ 37. Kb1 Rb8 38. Re2 Nf4 39. Qe5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.34"]
[White "Balje, Jan"]
[Black "Zojer, Stefan"]
[Result "1-0"]
[WhiteElo "2198"]
[BlackElo "2089"]
[ECO "E63"]
[Opening "King's Indian"]
[Variation "fianchetto, Panno variation"]
[WhiteFideId "1004085"]
[BlackFideId "1616455"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. O-O a6 7. Nc3 Nc6 8. b3 Bg4
9. h3 Bxf3 10. Bxf3 Nd7 11. e3 e5 12. Ne2 f5 13. dxe5 dxe5 14. Bd5+ Kh8 15. Ba3
Rf6 16. f4 e4 17. Bb2 Rd6 18. Ba3 Rf6 19. Bxc6 Rxc6 20. Nd4 Rf6 21. Qd2 b6 22.
Rad1 Nc5 23. Bxc5 bxc5 24. Ne2 Rd6 25. Qc2 Qf6 26. Rxd6 cxd6 27. Rd1 Rd8 28. Qd2
Qb2 29. Qxb2 Bxb2 30. Rd2 Bf6 31. g4 fxg4 32. hxg4 g5 33. Rd5 gxf4 34. g5 f3 35.
Ng3 Rg8 36. Nxe4 Be7 37. Kf2 h6 38. gxh6 Rg6 39. Kxf3 Rxh6 40. Ng3 Rf6+ 41. Nf5
Bf8 42. Kf4 Kg8 43. Rd1 Kf7 44. Rh1 Ke6 45. e4 Be7 46. Rh8 Rf8 47. Rh6+ Rf6 48.
Rh7 Bd8 49. Rh8 Kd7 50. e5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.35"]
[White "Schoehuijs, Erik"]
[Black "Vos, Tjark"]
[Result "1-0"]
[WhiteElo "2180"]
[BlackElo "2085"]
[ECO "E98"]
[Opening "King's Indian"]
[Variation "orthodox, Aronin-Taimanov, 9.Ne1"]
[WhiteFideId "1004425"]
[BlackFideId "1020870"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7
9. Ne1 Nd7 10. Nd3 f5 11. f3 f4 12. b4 g5 13. c5 h5 14. Qc2 Nf6 15. cxd6 cxd6
16. Nb5 Ne8 17. h3 Ng6 18. Nf2 Rf7 19. a4 Nf6 20. a5 Bf8 21. Ra3 a6 22. Nc3 Nh4
23. Na4 g4 24. fxg4 hxg4 25. hxg4 Rg7 26. Qd1 Nd7 27. g3 Ng6 28. Nh3 fxg3 29.
Ng5 Nf4 30. Bxf4 exf4 31. Nh3 Ne5 32. Rxf4 Qh4 33. Qf1 Bxg4 34. Bxg4 Nxg4 35.
Nb6 Re8 36. Qg2 Rc7 37. Qxg3 Rc1+ 38. Kg2 Rc2+ 39. Kf1 Qh6 40. Qxg4+ Bg7 41. Nf2
Rc1+ 42. Kg2 Re5 43. Rf5 Rxf5 44. exf5 Rc2 45. Rf3 Kf8 46. f6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.36"]
[White "Ypma, Peter"]
[Black "Gutkind, Kedem"]
[Result "1-0"]
[WhiteElo "2179"]
[BlackElo "2066"]
[ECO "A00"]
[Opening "Anderssen's opening"]
[WhiteFideId "1027255"]
[BlackFideId "1046519"]
[EventDate "2013.12.21"]

1. a3 Nf6 2. Nf3 g6 3. b4 Bg7 4. Bb2 O-O 5. c4 d6 6. d4 c5 7. g3 Qb6 8. Qb3 Nc6
9. d5 Na5 10. Qc2 cxb4 11. Nbd2 Ng4 12. e3 Bf5 13. Qc1 Nxe3 14. fxe3 Qxe3+ 15.
Be2 Bd3 16. Ng1 Bxb2 17. Qxb2 Nxc4 18. Qxb4 Bxe2 19. Nxe2 Ne5 20. Qd4 Nd3+ 21.
Kf1 Qxd2 22. Nf4 Qb2 23. Qxb2 Nxb2 24. Rb1 Nc4 25. Rxb7 Rfb8 26. Rxe7 Nxa3 27.
Kg2 a5 28. Rf1 Re8 29. Rd7 Nc4 30. Kh3 Re5 31. Rc1 g5 32. Nh5 g4+ 33. Kh4 Ne3
34. Rcc7 Nf5+ 35. Kxg4 Ne3+ 36. Kh4 Ng2+ 37. Kg4 Ne3+ 38. Kh4 Nxd5 39. Ra7 Rxa7
40. Rd8+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.37"]
[White "Maris, Ivo"]
[Black "De Groot, Hendrik"]
[Result "0-1"]
[WhiteElo "2161"]
[BlackElo "2063"]
[ECO "E18"]
[Opening "Queen's Indian"]
[Variation "old main line, 7.Nc3"]
[WhiteFideId "1028146"]
[BlackFideId "1037021"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. d4 b6 3. g3 Bb7 4. Bg2 e6 5. c4 Be7 6. O-O O-O 7. Nc3 d6 8. Qc2
Nbd7 9. Rd1 c5 10. b3 Rc8 11. d5 exd5 12. cxd5 a6 13. a4 b5 14. axb5 axb5 15. e4
Qb6 16. Bf1 Ba6 17. h3 Ra8 18. Be3 b4 19. Na4 Qb7 20. Nb2 Bxf1 21. Rxf1 Rxa1 22.
Rxa1 Nb6 23. Nd2 Nfd7 24. Nbc4 f5 25. Bf4 fxe4 26. Bxd6 Bxd6 27. Nxd6 Qxd5 28.
N2xe4 Rf3 29. Qe2 Qxb3 30. Nd2 Rxg3+ 31. Kf1 Qd3 32. fxg3 Qxd6 33. Ne4 Qe6 34.
Kg2 c4 35. Rf1 Qc6 36. Kh2 h6 37. Ng5 Qg6 38. Nf7 Nf6 39. Nd6 c3 40. Nf5 Kh7 41.
Qe5 Nbd5 42. g4 Qe8 43. Qxe8 Nxe8 44. Nd4 Nd6 45. Rb1 Nc4 46. Ne2 c2 47. Rb3 Na5
48. Rd3 b3 49. Nc1 Ne3 50. Kg3 Kg6 51. h4 Nec4 52. Rxb3 Nxb3 53. Nxb3 Kf6 54.
Kf4 g5+ 55. hxg5+ hxg5+ 56. Kg3 Ke5 57. Nc5 Kd4 58. Nb3+ Kc3 59. Nc1 Ne5 60.
Ne2+ Kd2 61. Nd4 c1=Q 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.38"]
[White "Senders, Mischa"]
[Black "Dehn, Marcus"]
[Result "0-1"]
[WhiteElo "2058"]
[BlackElo "2135"]
[ECO "B15"]
[Opening "Caro-Kann defence"]
[WhiteFideId "1038370"]
[BlackFideId "4667093"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. Nc3 a6 4. Nf3 Bg4 5. Be2 e6 6. O-O Bd6 7. e5 Be7 8. a4 b6
9. Qd2 Nd7 10. Nd1 b5 11. Ne3 Bxf3 12. Bxf3 h5 13. b3 b4 14. c4 bxc3 15. Qxc3 c5
16. dxc5 Bxc5 17. Ba3 Bxa3 18. Rxa3 Rc8 19. Qd4 Ne7 20. Be2 Nc6 21. Qd2 a5 22.
f4 Nb4 23. Raa1 g6 24. Kh1 Nc5 25. Bb5+ Kf8 26. Qb2 Ne4 27. Rac1 Rxc1 28. Qxc1
Qb6 29. Qe1 Kg7 30. f5 exf5 31. Qe2 Qc7 32. Qb2 Qc3 33. Qxc3 Nxc3 34. Rc1 Rc8
35. Ba6 Rc7 36. Bf1 f4 37. Nd1 Nb5 38. Rxc7 Nxc7 39. Nb2 Ne6 40. Nd3 Nxd3 41.
Bxd3 Nc5 42. Bc2 Kf8 43. e6 Nxe6 44. b4 axb4 45. a5 Ke7 46. a6 Kd6 47. a7 Nc7
48. Kg1 Kc5 49. Bb3 f6 50. Kf2 h4 51. Kf3 g5 52. h3 Kb6 53. Bxd5 Kxa7 54. Bb3 f5
55. Ke2 Kb6 56. Kd3 Kc5 57. Bf7 Nd5 58. Be6 Ne3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.39"]
[White "Theulings, Paul-Peter"]
[Black "Dijkhuis, Sven"]
[Result "1-0"]
[WhiteTitle "CM"]
[WhiteElo "2130"]
[BlackElo "1941"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "1002899"]
[BlackFideId "1036556"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 b6 4. g3 Bb7 5. Bg2 d6 6. d4 cxd4 7. Qxd4 e6 8. O-O
Be7 9. Bg5 a6 10. Bxf6 Bxf6 11. Qf4 O-O 12. Rfd1 Be7 13. Ne4 Bxe4 14. Qxe4 Nd7
15. Nd4 Rc8 16. Nc6 Qe8 17. Nxe7+ Qxe7 18. Qd4 d5 19. cxd5 e5 20. d6 exd4 21.
dxe7 Rfe8 22. Rxd4 Rxe7 23. Bh3 Rc7 24. Bxd7 Rexd7 25. Rad1 Rxd4 26. Rxd4 Kf8
27. Rd6 Rc1+ 28. Kg2 Rc2 29. Rxb6 Rxe2 30. Rxa6 Rxb2 31. Ra7 g6 32. a4 Ra2 33.
a5 Ra3 34. a6 Kg7 35. Ra8 Kf6 36. h3 h6 37. Ra7 g5 38. Ra8 Kg6 39. h4 gxh4 40.
gxh4 Kh5 41. a7 Kxh4 42. f4 h5 43. f5 Rg3+ 44. Kf2 Ra3 45. Ke2 Kh3 46. Kd2 h4
47. Kc2 Kh2 48. Kb2 Ra6 49. Kc3 h3 50. Kd4 Kh1 51. Rh8 Rxa7 52. Rxh3+ Kg2 53.
Rb3 Ra5 54. Ke4 Ra6 55. Kf4 f6 56. Kg4 Ra7 57. Rb2+ Kf1 58. Rb6 Kf2 59. Rxf6
Ra4+ 60. Kg5 Kf3 61. Rb6 Rg4+ 62. Kf6 Rg1 63. Rb4 Ra1 64. Kg6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.40"]
[White "Stolwijk, Colin"]
[Black "Van Foreest, Lucas"]
[Result "1/2-1/2"]
[WhiteElo "2041"]
[BlackElo "2120"]
[ECO "C28"]
[Opening "Vienna game"]
[WhiteFideId "1033743"]
[BlackFideId "1039792"]
[EventDate "2013.12.21"]

1. e4 e5 2. Bc4 Nc6 3. Nc3 Nf6 4. d3 a6 5. f4 d6 6. Nf3 exf4 7. Bxf4 Na5 8. O-O
Nxc4 9. dxc4 Be6 10. Qe2 Be7 11. Rad1 O-O 12. c5 Nh5 13. Be3 Qc8 14. cxd6 Bxd6
15. e5 Be7 16. Nd5 Bd8 17. Ng5 Bxg5 18. Bxg5 Bxd5 19. Rxd5 Qe6 20. Rfd1 g6 21.
Qe3 Rfe8 22. Rd7 Rac8 23. Qf3 Ng7 24. Qxb7 Qxe5 25. Qd5 Qxd5 26. R1xd5 Nf5 27.
Rd8 Nd6 28. Rxc8 Rxc8 29. Bf4 Nf5 30. Ra5 Nd4 31. Kf1 Nxc2 32. Rxa6 c5 33. Rb6
Nb4 34. Bd6 Nxa2 35. Rb8 Rxb8 36. Bxb8 c4 37. Be5 Kf8 38. Ke2 Ke7 39. Kd2 Ke6
40. Bd4 Nb4 41. Kc3 Kd5 42. Bf6 Nd3 43. b3 Nf4 44. g3 Ne2+ 45. Kd2 Nd4 46. bxc4+
Kxc4 47. Ke3 Ne6 48. Ke4 Nc5+ 49. Ke3 Kd5 50. Kf3 h5 51. h3 Nd7 52. Bd8 f5 53.
Kf4 Nf8 54. Bf6 Ne6+ 55. Kf3 Nc5 56. Be7 Nd3 57. Ke3 Ne5 58. Bd8 Ke6 59. Bc7 g5
60. Bd8 Nf7 61. Bc7 Kd7 62. Bb8 Nd8 63. Be5 Ne6 64. Bb8 Ke7 65. Be5 Kf7 66. Kf3
Kg6 67. Ke3 Kf7 68. Kf3 Ke7 69. Ke3 Kd7 70. Bb8 Kc6 71. Be5 Kd5 72. Bf6 Kc4 73.
Bxg5 Nxg5 74. Kf4 Ne4 75. Kxf5 Kd5 76. g4 h4 77. g5 Nxg5 78. Kxg5 Ke4 79. Kxh4
Kf5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.41"]
[White "Calzetta Ruiz, Monica"]
[Black "Sparenberg, Erik"]
[Result "1/2-1/2"]
[WhiteTitle "WGM"]
[WhiteElo "2234"]
[BlackElo "2112"]
[ECO "B47"]
[Opening "Sicilian"]
[Variation "Taimanov (Bastrikov) variation"]
[WhiteFideId "2204185"]
[BlackFideId "1013262"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 a6 7. Bg2 Nf6 8. O-O
Be7 9. a4 O-O 10. Kh1 d6 11. Nde2 b6 12. f4 Bb7 13. h3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.42"]
[White "Hummel, Paul"]
[Black "Hulshof, Peter"]
[Result "1/2-1/2"]
[WhiteElo "2011"]
[BlackElo "2215"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "1021168"]
[BlackFideId "1003291"]
[EventDate "2013.12.21"]

1. Nf3 g6 2. g3 Bg7 3. d4 d6 4. Bg2 Nf6 5. O-O O-O 6. c4 Nbd7 7. Nc3 h6 8. b3 c6
9. Bb2 Qc7 10. Rc1 e5 11. d5 c5 12. e4 a6 13. Qd3 Nh7 14. Nh4 Bf6 15. a4 Qd8 16.
Nf3 Bg7 17. Nh4 Bf6 18. Nf3 Bg7 19. Nh4 Bf6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.43"]
[White "Vereggen, Lars"]
[Black "Majhi, Ankit"]
[Result "1-0"]
[WhiteElo "2147"]
[BlackElo "2058"]
[ECO "E84"]
[Opening "King's Indian"]
[Variation "Saemisch, Panno main line"]
[WhiteFideId "1029258"]
[BlackFideId "1033735"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 a6 8. Qd2
Rb8 9. Rc1 Bd7 10. Nd1 e5 11. d5 Ne7 12. g3 Ne8 13. Bg2 c5 14. O-O b5 15. Nf2 f5
16. Kh1 bxc4 17. Rxc4 f4 18. gxf4 Bb5 19. Rc2 exf4 20. Nxf4 Bxf1 21. Bxf1 Nc7
22. Bh3 Kh8 23. Kg2 Nc8 24. b3 Qh4 25. Ne6 Nxe6 26. Bxe6 Qf6 27. Qe2 Na7 28. Ng4
Qa1 29. Qxa6 Nb5 30. Nh6 Bxh6 31. Bxh6 Rxf3 32. Kxf3 Nd4+ 33. Kg2 Nxc2 34. Qxd6
Ne1+ 35. Kh3 Ra8 36. Qg3 Nc2 37. Kh4 Qd4 38. Bf4 Qxe4 39. Kg5 h5 40. Kh6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.44"]
[White "Khelaia, Giorgi"]
[Black "Chernukhin, Alexander"]
[Result "1-0"]
[WhiteElo "2110"]
[BlackElo "2145"]
[ECO "A13"]
[Opening "English opening"]
[WhiteFideId "13604600"]
[BlackFideId "24177199"]
[EventDate "2013.12.21"]

1. c4 e6 2. Nf3 f5 3. g3 b6 4. Bg2 Bb7 5. O-O Nf6 6. d3 g6 7. Nc3 Bg7 8. Bd2 O-O
9. b4 Qe7 10. a4 c5 11. bxc5 bxc5 12. Rb1 Bc6 13. Nb5 d6 14. d4 e5 15. d5 Bxb5
16. Rxb5 Ne4 17. Ba5 Na6 18. Re1 Nf6 19. Qb1 e4 20. Nd2 Rab8 21. Qb3 Nd7 22. Rb1
Rxb5 23. cxb5 Nab8 24. Bc3 Ne5 25. a5 Nbd7 26. Qa4 Qf6 27. Nc4 f4 28. Bxe5 Nxe5
29. Nxe5 Qxe5 30. b6 axb6 31. axb6 e3 32. fxe3 fxg3 33. b7 gxh2+ 34. Kh1 Rb8 35.
Qa5 Qxe3 36. Qc7 Bd4 37. Qxb8+ Kg7 38. Qh8+ Kxh8 39. b8=Q+ Kg7 40. Rb7+ Kh6 41.
Qf8+ Kg5 42. Qe7+ Qxe7 43. Rxe7 Be5 44. Rxh7 c4 45. Be4 Kf4 46. Bxg6 Ke3 47. Rc7
c3 48. Bd3 Kd4 49. Bc4 Bf4 50. Bb3 Be5 51. Re7 Bf6 52. Re6 Be5 53. Kg2 Bf4 54.
Re7 Be5 55. e3+ Ke4 56. Re8 Kf5 57. Bc2+ Kf6 58. Re6+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.45"]
[White "Lee, Kai Jie Edward"]
[Black "Brookes, Christopher"]
[Result "1-0"]
[WhiteElo "2145"]
[BlackElo "2182"]
[ECO "B57"]
[Opening "Sicilian"]
[Variation "Sozin, not Scheveningen"]
[WhiteFideId "5802920"]
[BlackFideId "4669355"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Bd7 7. O-O g6 8.
Nxc6 Bxc6 9. Nd5 Bg7 10. Bg5 O-O 11. Bxf6 exf6 12. Qd3 Qd7 13. Rad1 Rad8 14. b4
b5 15. Bb3 Rfe8 16. Rfe1 a6 17. Re3 Re5 18. f4 Ree8 19. Kh1 Qc8 20. c4 Qb7 21.
a3 Qa7 22. Rg3 Bxd5 23. Qxd5 f5 24. cxb5 Rxe4 25. b6 Qxb6 26. Qxf7+ Kh8 27. Rxg6
Qd4 28. h3 Qxd1+ 29. Bxd1 hxg6 30. Qxg6 Rxf4 31. Qh5+ Kg8 32. Bb3+ d5 33. Qg5
Rf1+ 34. Kh2 Rd6 35. Qe7 Rg6 36. Bxd5+ Kh7 37. Qe2 Ra1 38. Qh5+ Bh6 39. Qxf5
Rxa3 40. Be4 Rg3 41. Qf7+ Bg7 42. h4 Rg4 43. h5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.46"]
[White "Gerlagh, Joris"]
[Black "Go, Benjamin"]
[Result "1-0"]
[WhiteElo "2032"]
[BlackElo "2140"]
[ECO "D02"]
[Opening "Queen's pawn game"]
[WhiteFideId "1038834"]
[BlackFideId "1014560"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. g3 dxc4 5. Bg2 e6 6. Nc3 Nbd7 7. a4 Bb4 8. O-O
Qa5 9. Qc2 e5 10. Ne4 exd4 11. Nxd4 O-O 12. Nxf6+ Nxf6 13. Qxc4 Qc5 14. Qxc5
Bxc5 15. Nb3 Be7 16. Bf4 Nd5 17. Be5 Bg4 18. e4 Nb4 19. Bc3 Rad8 20. Nd4 Bc5 21.
h3 Bc8 22. Nb3 Be7 23. Rad1 Nd3 24. Bd4 Be6 25. Rxd3 c5 26. Nxc5 Bc4 27. Bxg7
Kxg7 28. Rxd8 Rxd8 29. Rc1 b5 30. axb5 Bxb5 31. Bf1 Bc6 32. Ne6+ fxe6 33. Rxc6
Bd6 34. Bc4 e5 35. Kg2 Rd7 36. b3 Kf8 37. Rc8+ Kg7 38. Kf3 Bc7 39. Bd5 Bb6 40.
Ke2 Kf6 41. Rc6+ Kg7 42. f4 Bd4 43. Kf3 Re7 44. f5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.47"]
[White "Den Hartog, Marijn"]
[Black "Zojer, Thomas"]
[Result "1-0"]
[WhiteElo "2025"]
[BlackElo "2117"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "closed"]
[WhiteFideId "1046098"]
[BlackFideId "1616986"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bb5+ Bd7 6. Bc4 e6 7. d4 cxd4 8. Nxd4
a6 9. Be3 Nc6 10. O-O Na5 11. Be2 Ne7 12. Qd2 Qc7 13. Rad1 Rc8 14. Nf3 d5 15.
Ne5 O-O 16. exd5 exd5 17. Nxd7 Qxd7 18. Nxd5 Qxd5 19. Qxd5 Nxd5 20. Rxd5 Rfe8
21. Rf3 Nc6 22. c3 Re6 23. Kf2 b5 24. Bd2 Ne7 25. Rd7 Nf5 26. Rfd3 Bf6 27. Bf3
Ne7 28. Bb7 Rb8 29. Be3 Nf5 30. Bc5 Rbe8 31. Bd5 Re2+ 32. Kf3 Nh4+ 33. Kg4 Nxg2
34. Bxf7+ Kh8 35. Bxe8 Rxe8 36. Rf7 h5+ 37. Kg3 Ne1 38. Rdd7 h4+ 39. Kg4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.48"]
[White "Henseler, Jorgen"]
[Black "Dirksen, Marieke"]
[Result "1/2-1/2"]
[WhiteElo "2073"]
[BlackElo "2012"]
[ECO "B98"]
[Opening "Sicilian"]
[Variation "Najdorf, 7...Be7"]
[WhiteFideId "1023233"]
[BlackFideId "1032160"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
Nc6 9. O-O-O Qc7 10. Nb3 Bd7 11. g4 O-O-O 12. Bg2 Kb8 13. Rhe1 Bc8 14. h3 Ne8
15. Bxe7 Qxe7 16. Kb1 g5 17. e5 gxf4 18. exd6 Rxd6 19. Qxf4 Ka8 20. Rxd6 Nxd6
21. Bxc6 bxc6 22. Qb4 Qc7 23. Rd1 Rd8 24. Nc5 Nb5 25. Rxd8 Qxd8 26. a4 Qd4 27.
Qxd4 Nxd4 28. N3e4 f5 29. Nd6 Kb8 30. c3 fxg4 31. hxg4 Nf3 32. Nxc8 Kxc8 33.
Nxe6 h6 34. Kc2 a5 35. Kd1 Ne5 36. g5 hxg5 37. Nxg5 c5 38. b3 Kc7 39. Kc2 Kc6
40. Ne4 Nd7 41. Kd3 Kd5 42. Nd2 Ne5+ 43. Ke3 c4 44. Kf4 cxb3 45. Nxb3 Nd3+ 46.
Ke3 Nb2 47. Nxa5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.49"]
[White "Stavast, Dick"]
[Black "Hummel, Joop"]
[Result "1-0"]
[WhiteElo "2066"]
[BlackElo "2006"]
[ECO "A00"]
[Opening "Benko's opening"]
[WhiteFideId "1014005"]
[BlackFideId "1012126"]
[EventDate "2013.12.21"]

1. g3 d5 2. Bg2 c6 3. Nf3 Nf6 4. d4 g6 5. O-O Bg7 6. Re1 O-O 7. c4 dxc4 8. a4
Nd5 9. Na3 c3 10. bxc3 Nxc3 11. Qb3 Nd5 12. e4 Qb6 13. Qc4 Nf6 14. Rb1 Qa5 15.
h3 Qh5 16. g4 Qa5 17. Qc2 Qc7 18. Nc4 b6 19. Nce5 Bb7 20. Bf4 Qd8 21. Rbd1 Qc8
22. Qb3 Na6 23. Ng5 e6 24. Bf1 h6 25. Ngf3 c5 26. d5 Kh7 27. Bc4 exd5 28. exd5
Nd7 29. Nc6 Nf6 30. Ne7 Qd7 31. d6 Nxg4 32. Bb5 c4 33. Qxc4 Ne5 34. Nxe5 Qxh3
35. Bc6 Bxc6 36. Qxc6 Nc5 37. Qd5 Ne6 38. Bg3 Ng5 39. Qg2 Qh5 40. Rd3 Rad8 41.
N7c6 Ra8 42. d7 Ne6 43. Nxf7 Nc5 44. Rd5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.50"]
[White "Keetman, Maaike"]
[Black "Veltman, Anne"]
[Result "1-0"]
[WhiteElo "1899"]
[BlackElo "2052"]
[ECO "C02"]
[Opening "French"]
[Variation "advance, Wade variation"]
[WhiteFideId "1033697"]
[BlackFideId "1026917"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. a3 a5 7. Bd3 Bb5 8. O-O Nc6
9. Bxb5 Qxb5 10. a4 Qb6 11. Na3 Nh6 12. h4 cxd4 13. cxd4 Nf5 14. Nb5 Be7 15. g4
Nxh4 16. Nxh4 Bxh4 17. g5 h5 18. gxh6 gxh6 19. Nd6+ Kd7 20. Be3 f5 21. Rc1 f4
22. Rc5 fxe3 23. Rb5 e2 24. Qxe2 Nxd4 25. Qe3 Bg5 26. Rxb6 Bxe3 27. fxe3 Rhg8+
28. Kh1 Ne2 29. Rf7+ Kd8 30. Rbxb7 Ng3+ 31. Kh2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.27"]
[Round "6.51"]
[White "Sandvik, Thomas"]
[Black "Mollema, Thomas"]
[Result "0-1"]
[WhiteElo "2083"]
[BlackElo "1977"]
[ECO "C55"]
[Opening "two knights"]
[Variation "Max Lange attack, Marshall variation"]
[WhiteFideId "503231"]
[BlackFideId "1034987"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. O-O Bc5 6. e5 d5 7. exf6 dxc4 8.
Re1+ Be6 9. Ng5 Qd5 10. Nc3 Qf5 11. Nce4 O-O-O 12. g4 Qe5 13. Nxe6 fxe6 14. fxg7
Rhg8 15. Bh6 d3 16. c3 d2 17. Re2 Rd3 18. Qf1 Rgd8 19. Nxd2 Qf6 20. g5 Qf4 21.
Ne4 Ne5 22. Ng3 Rf3 23. Qg2 Ng6 24. Nh5 Qf5 25. Nf6 Rf4 26. Re4 Rxf2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.1"]
[White "Romanov, Evgeny"]
[Black "L'Ami, Erwin"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2654"]
[BlackElo "2645"]
[ECO "E54"]
[Opening "Nimzo-Indian"]
[Variation "4.e3, Gligoric system with 7...dc"]
[WhiteFideId "4148843"]
[BlackFideId "1007998"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4
b6 9. Qe2 Bb7 10. Rd1 cxd4 11. Nxd4 Qe7 12. Bd2 a6 13. a3 Bd6 14. Ba2 Nbd7 15.
Be1 Rac8 16. Rac1 Rfd8 17. f3 Ne5 18. f4 Ng6 19. f5 exf5 20. Nxf5 Qe5 21. Nxd6
Rxd6 22. Bg3 Rxd1+ 23. Rxd1 Qe7 24. Rf1 Re8 25. e4 b5 26. Rf5 Bxe4 27. Nxe4 Qxe4
28. Qxe4 Rxe4 29. Rc5 h5 30. Rc7 Re7 31. Bd6 Rxc7 32. Bxc7 Kf8 33. Kf2 Ke7 34.
Ke3 Nf8 35. h3 Ne6 36. Ba5 Kd6 37. Bb4+ Kc6 38. Bd2 g6 39. Kf3 Nd5 40. Ke4 Kd6
41. g4 hxg4 42. hxg4 f5+ 43. gxf5 Nf6+ 44. Kf3 gxf5 45. Bf4+ Kd7 46. Be5 Ne4 47.
Ke3 Nd6 48. Kd3 Nc8 49. Kc3 Ne7 50. Bh2 Nc5 51. Bf7 Na4+ 52. Kc2 Nc6 53. b3 Nc5
54. Bd5 Ne4 55. Kd3 Nf6 56. Bg2 Na5 57. Kc3 Ne4+ 58. Bxe4 fxe4 59. Kd4 Nxb3+ 60.
Kxe4 Nd2+ 61. Kd5 Nc4 62. Kc5 Nxa3 63. Kb6 Nc4+ 64. Kxa6 Kc6 65. Bf4 b4 66. Bh6
b3 67. Bc1 Kc5 68. Ka7 Kb5 69. Kb7 Kb4 70. Ka6 Kc3 71. Kb5 Nd6+ 72. Ka4 Kc2 73.
Kb4 Ne4 74. Ba3 Nd2 75. Ka4 Nc4 76. Bc1 Nb2+ 77. Ka3 Nd3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.2"]
[White "Andriasian, Zaven"]
[Black "Michalik, Peter"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2610"]
[BlackElo "2577"]
[ECO "C53"]
[Opening "Giuoco Piano"]
[WhiteFideId "13302000"]
[BlackFideId "14907526"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d6 7. Nbd2 a6 8. Bb3
Ba7 9. h3 Ne7 10. Re1 Ng6 11. d4 Re8 12. Bc2 Bd7 13. Nf1 d5 14. Nxe5 Nxe4 15.
Nxg6 hxg6 16. Nd2 Nxd2 17. Rxe8+ Qxe8 18. Bxd2 c6 19. Qf3 Qf8 20. Bf4 Qe7 21.
Be5 Bb8 22. Bxb8 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.3"]
[White "Ernst, Sipke"]
[Black "Bok, Benjamin"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2566"]
[BlackElo "2540"]
[ECO "A48"]
[Opening "King's Indian"]
[Variation "Torre attack"]
[WhiteFideId "1004689"]
[BlackFideId "1017063"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. c3 d6 6. e4 c5 7. dxc5 dxc5 8. Be2
Nc6 9. O-O Qc7 10. Qc2 b6 11. h3 Nh5 12. Rfe1 Nf4 13. Bf1 h6 14. Bxf4 Qxf4 15.
e5 Rd8 16. Nc4 Be6 17. Qa4 Bxc4 18. Bxc4 e6 19. Qxc6 Qxc4 20. a4 Rab8 21. Qb5
Qxb5 22. axb5 Rb7 23. Ra4 Rd5 24. c4 Rdd7 25. Kf1 Kf8 26. Ke2 Ke7 27. Ra3 Kd8
28. Rd1 Rxd1 29. Kxd1 Rd7+ 30. Ke2 Kc8 31. g4 Kb7 32. Rd3 Rxd3 33. Kxd3 Kc7 34.
Ke4 Kd7 35. b3 Ke7 36. Ne1 Bf8 37. f4 Kd7 38. Nc2 Be7 39. Ne3 Ke8 40. Nd1 Bh4
41. Nb2 Be1 42. Nd3 Bc3 43. Kf3 Bd4 44. b4 Kd7 45. Ke4 Bg1 46. bxc5 Bxc5 47. h4
Be7 48. h5 gxh5 49. gxh5 Bc5 50. Ne1 Bf8 51. Nf3 Bc5 52. Nh2 Bf8 53. Ng4 Kd8 54.
Kd3 Kd7 55. Ke4 Kd8 56. f5 Kd7 57. Nf6+ Kd8 58. Ng4 Kd7 59. f6 Kd8 60. Kd3 Kc7
61. Nf2 Kd7 62. Ng4 Kc7 63. c5 bxc5 64. Kc4 Kb6 65. Nf2 a6 66. bxa6 Kxa6 67. Nd3
Kb6 68. Nf4 Kc6 69. Ng6 Bd6 70. exd6 Kxd6 71. Kd3 e5 72. Ke4 fxg6 73. hxg6 Ke6
74. g7 Kf7 75. Kxe5 c4 76. Kd6 c3 77. g8=Q+ Kxg8 78. Ke7 c2 79. f7+ Kh7 80. f8=Q
c1=Q 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.4"]
[White "Javakhadze, Zurab"]
[Black "Rodshtein, Maxim"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2451"]
[BlackElo "2683"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack (Barcza system)"]
[WhiteFideId "13603647"]
[BlackFideId "2806851"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bf5 4. O-O e6 5. d3 Nf6 6. c4 dxc4 7. dxc4 Nbd7 8. Nc3
h6 9. b3 Qc7 10. Bd2 Rd8 11. Qc1 e5 12. h3 Be7 13. Be3 O-O 14. Rd1 Rfe8 15. Qb2
e4 16. Nd4 Bg6 17. b4 Ne5 18. Qb3 h5 19. Bg5 Qc8 20. c5 Nh7 21. Bf4 Bf6 22. Nxe4
Bxe4 23. Bxe4 Qxh3 24. Bg2 Qg4 25. b5 Ng6 26. Bf3 Qh3 27. Bd6 Ng5 28. bxc6 Nxf3+
29. Qxf3 Ne5 30. Bxe5 Bxe5 31. e3 bxc6 32. Nxc6 Rc8 33. Rac1 h4 34. Nxe5 Rxe5
35. c6 hxg3 36. Qxg3 Qh5 37. c7 Rxc7 38. Rd8+ Kh7 39. Rxc7 Rg5 40. Rdd7 Rxg3+
41. fxg3 Qf3 42. Rxf7 Qxg3+ 43. Kf1 Qxe3 44. Rxg7+ Kh6 45. Rh7+ Kg6 46. Rhg7+
Kh6 47. Rgd7 a5 48. Rc6+ Kg5 49. Rd5+ Kg4 50. Rg6+ Kf4 51. Rgd6 Qf3+ 52. Ke1
Qh1+ 53. Kd2 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.5"]
[White "Kovchan, Alexander"]
[Black "Peng, Zhaoqin"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2562"]
[BlackElo "2369"]
[ECO "C11"]
[Opening "French"]
[Variation "Steinitz, Boleslavsky variation"]
[WhiteFideId "14103052"]
[BlackFideId "1004786"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4
Bc5 9. Qd2 Bxd4 10. Bxd4 Nxd4 11. Qxd4 Qb6 12. Qxb6 Nxb6 13. Nb5 Ke7 14. O-O-O
Bd7 15. Nd4 a6 16. h4 h5 17. Rh3 Na4 18. Rb3 b5 19. Rg3 g6 20. b3 Nc5 21. b4 Ne4
22. Rb3 a5 23. Bd3 axb4 24. Bxe4 dxe4 25. Kb1 Ra4 26. Re1 Rha8 27. Rxe4 Rxa2 28.
Rxb4 Ra1+ 29. Kb2 R8a2+ 30. Kc3 Ra3+ 31. Rb3 Ra4 32. Kd2 Rg1 33. g3 Rg2+ 34. Kc1
Rc4 35. Rd3 Rgxc2+ 36. Nxc2 Rxe4 37. Nd4 Re1+ 38. Kd2 Ra1 39. Rb3 Ra4 40. Ke3
Ra2 41. Nxb5 Rg2 42. Nd4 Rxg3+ 43. Ke4 Rxb3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.6"]
[White "Kohlweyer, Bernd"]
[Black "Novikov, Stanislav"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2431"]
[BlackElo "2556"]
[ECO "E84"]
[Opening "King's Indian"]
[Variation "Saemisch, Panno main line"]
[WhiteFideId "4600622"]
[BlackFideId "4125371"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 a6 8. Qd2
Rb8 9. Rc1 Bd7 10. Nd1 e6 11. Nf2 b5 12. c5 b4 13. Ng3 a5 14. cxd6 cxd6 15. Bd3
Ne8 16. Ne2 Nc7 17. O-O Nb5 18. Bc4 a4 19. d5 Ne5 20. dxe6 fxe6 21. Nd3 Nxd3 22.
Bxd3 Qf6 23. Bxb5 Bxb5 24. Bd4 e5 25. Be3 Qe6 26. a3 bxa3 27. bxa3 Bxe2 28. Qxe2
Rb3 29. Qa2 Qf7 30. Bd2 Rxf3 31. Qxf7+ R3xf7 32. Rxf7 Rxf7 33. Rc8+ Rf8 34. Rc6
Rd8 35. Ra6 d5 36. Bg5 Rd7 37. exd5 Rxd5 38. Ra8+ Kf7 39. Ra7+ Kg8 40. Ra8+ Kf7
41. Ra7+ Kg8 42. Ra8+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.7"]
[White "Pruijssers, Roeland"]
[Black "Stukopin, Andrey"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2539"]
[BlackElo "2509"]
[ECO "B66"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer, Rauzer attack, 7...a6"]
[WhiteFideId "1013068"]
[BlackFideId "24107131"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O h6 9. Nxc6 bxc6 10. Bf4 d5 11. Qe3 Bb4 12. Be2 O-O 13. e5 Nh7 14. h4 Qa5
15. Rh3 Rb8 16. Rg3 Rb7 17. Bd3 Bc5 18. Bxh7+ Kxh7 19. Qd3+ Kh8 20. b3 Rb4 21.
Bd2 Bxf2 22. Rf3 Rd4 23. Qe2 Bxh4 24. Rh1 Qd8 25. Be3 Bg5 26. Rfh3 f5 27. exf6
Qxf6 28. Rf3 Bxe3+ 29. Qxe3 Rf4 30. Rhf1 Rf5 31. Qc5 Bd7 32. Kb1 Rf7 33. Qb6 Qe5
34. Na4 Qe2 35. R1f2 Qd1+ 36. Kb2 e5 37. Rxf5 Rxf5 38. Nc3 Qd4 39. Qd8+ Kh7 40.
Re2 Rf7 41. Qa5 Bg4 42. Re1 Qd2 43. Rxe5 Rf2 44. Re7 d4 45. Rxg7+ Kxg7 46. Qe5+
Kf7 47. Ne4 Qxc2+ 48. Ka3 Qxa2+ 49. Kb4 a5+ 50. Kc5 Rc2+ 51. Kb6 Qxb3+ 52. Ka7
Qe6 53. Nd6+ Kg8 54. Qxd4 Re2 55. Ka6 c5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.8"]
[White "Greenfeld, Alon"]
[Black "Danielian, Elina"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2531"]
[BlackElo "2462"]
[ECO "D38"]
[Opening "QGD"]
[Variation "Ragozin variation"]
[WhiteFideId "2800039"]
[BlackFideId "13300210"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 d5 5. cxd5 exd5 6. Bg5 h6 7. Bh4 c5 8. e3
c4 9. Nd2 Be6 10. Be2 O-O 11. O-O Nc6 12. f4 Be7 13. f5 Bc8 14. b3 cxb3 15. Qxb3
Re8 16. Rae1 a6 17. Kh1 Na5 18. Qb1 b5 19. Bf3 Bb7 20. e4 Rc8 21. e5 Rxc3 22.
exf6 gxf6 23. Re2 Bc6 24. Rfe1 Kg7 25. Nf1 Bd6 26. Rxe8 Bxe8 27. Ne3 Rxe3 28.
Rxe3 Nc4 29. Re2 Bc6 30. Qd3 Qa5 31. Bh5 Qa3 32. Qf3 Qxf3 33. gxf3 b4 34. Rg2+
Kf8 35. Bxf6 Bf4 36. Rg7 Nd6 37. Rh7 Ke8 38. Be5 Bxe5 39. dxe5 Nxf5 40. e6 Ke7
41. exf7 Nd6 42. Rxh6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.9"]
[White "Willemze, Thomas"]
[Black "Klein, David"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2421"]
[BlackElo "2491"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "1007238"]
[BlackFideId "1003623"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 d5 5. Qe2 Nf6 6. Bg2 Be7 7. O-O d4 8. e5 Nd7
9. h4 Qc7 10. Re1 h6 11. h5 b6 12. Na3 a6 13. c3 dxc3 14. bxc3 Bb7 15. Nc2 Na5
16. Bf4 c4 17. d4 b5 18. Ne3 Nb6 19. Nf5 Nd5 20. Nd6+ Bxd6 21. exd6 Qd8 22. Be5
O-O 23. Qd2 Bc6 24. g4 Nb7 25. g5 hxg5 26. Nxg5 Nxd6 27. h6 Nf5 28. hxg7 Re8 29.
Bxd5 Bxd5 30. Ne4 Bxe4 31. Rxe4 f6 32. Bg3 Ra7 33. Rae1 Qd5 34. Rg4 Rxg7 35. Qf4
Re7 36. Re4 Rxg4 37. Qb8+ Kh7 38. Rxg4 Rg7 39. Rxg7+ Kxg7 40. Qa7+ Kg6 41. Qxa6
Nxg3 42. fxg3 Kf5 43. Qa7 Ke4 44. Qh7+ Ke3 45. Qc2 Qf3 46. Qc1+ Kd3 47. Kh2 Qh5+
48. Kg2 Qg5 49. Qa1 Kc2 50. a4 bxa4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.10"]
[White "Azaladze, Shota"]
[Black "L'Ami, Alina"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "WGM"]
[WhiteElo "2482"]
[BlackElo "2390"]
[ECO "A05"]
[Opening "Reti"]
[Variation "King's Indian attack"]
[WhiteFideId "13603027"]
[BlackFideId "1210246"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 d6 5. d4 a5 6. c4 a4 7. b4 c5 8. dxc5 dxc5
9. Qxd8+ Kxd8 10. b5 Be6 11. Na3 h6 12. Bg2 Nbd7 13. O-O Kc7 14. Rfd1 Rad8 15.
Ne1 Nh5 16. Nd3 Bxb2 17. Nxb2 Nb6 18. Nd3 Nxc4 19. Nxc4 Bxc4 20. b6+ Kb8 21.
Nxc5 Bxe2 22. Nd7+ Ka8 23. Rd5 Ba6 24. Rad1 e5 25. Ra5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.11"]
[White "Cernousek, Lukas"]
[Black "Beukema, Stefan"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2455"]
[BlackElo "2280"]
[ECO "A87"]
[Opening "Dutch"]
[Variation "Leningrad, main variation"]
[WhiteFideId "311707"]
[BlackFideId "1024523"]
[EventDate "2013.12.21"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. c4 O-O 6. b3 d6 7. Bb2 c6 8. O-O a5
9. Nc3 Qc7 10. Re1 e5 11. dxe5 dxe5 12. e4 f4 13. gxf4 Nh5 14. fxe5 Nf4 15. Ba3
Rd8 16. Bd6 Qd7 17. Nh4 Qf7 18. Qd4 Nd7 19. Nf3 Qe6 20. c5 Nxg2 21. Ng5 Nxe1 22.
Rxe1 Qg4+ 23. Kh1 Qxg5 24. Qc4+ Kh8 25. f4 Qxf4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.12"]
[White "Hendriks, Willy"]
[Black "Spoelman, Wouter"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2396"]
[BlackElo "2585"]
[ECO "B51"]
[Opening "Sicilian"]
[Variation "Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack"]
[WhiteFideId "1000713"]
[BlackFideId "1010891"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. O-O Rc8 8.
Nc3 e5 9. Qb4 Bc6 10. Be3 Qd7 11. Rad1 b5 12. Rfe1 Qb7 13. Nd2 Be7 14. Nb3 d5
15. Bc5 d4 16. Nd5 Bxd5 17. exd5 Rxc5 18. Nxc5 Qxd5 19. Qa3 Qxc5 20. Qxa6 Nf6
21. b4 Qd5 22. Qa7 Nd7 23. c3 O-O 24. cxd4 e4 25. f3 f5 26. a3 Bd6 27. fxe4 fxe4
28. g3 Nf6 29. Re2 Ra8 30. Qb6 Nd7 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.13"]
[White "Zakhartsov, Viacheslav V."]
[Black "Estremera Panos, Sergio"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2555"]
[BlackElo "2365"]
[ECO "E46"]
[Opening "Nimzo-Indian"]
[Variation "Simagin variation"]
[WhiteFideId "4115333"]
[BlackFideId "2200864"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Ne2 d5 6. a3 Bd6 7. Ng3 c6 8. Be2
dxc4 9. Bxc4 e5 10. O-O Nbd7 11. Ba2 Nb6 12. Qd3 Bc7 13. Rd1 Re8 14. Qc2 exd4
15. Rxd4 Qe7 16. Nce2 Be6 17. Nf5 Bxf5 18. Qxf5 Qe5 19. Qxe5 Bxe5 20. Rd1 Rad8
21. Bb3 Rxd1+ 22. Bxd1 Rd8 23. Bc2 Nc4 24. Ra2 Nd5 25. b3 Ncb6 26. Bd2 g6 27. e4
Nc7 28. Be3 Ne6 29. Kf1 Nd4 30. Nxd4 Bxd4 31. Ke2 Bxe3 32. Kxe3 Kf8 33. f4 Ke7
34. Bd3 Nd7 35. Rc2 Nf6 36. Be2 Ne8 37. g3 Nc7 38. Rc1 Ne6 39. Rd1 Rxd1 40. Bxd1
f6 41. h4 Kd6 42. b4 c5 43. Bb3 cxb4 44. axb4 a6 45. Bc4 Ke7 46. g4 h6 47. e5
fxe5 48. fxe5 Nc7 49. Ke4 b6 50. h5 gxh5 51. gxh5 Kf8 52. Kf5 Kg7 53. e6 a5 54.
b5 a4 55. e7 a3 56. Ke5 Ne8 57. Ke6 Nf6 58. Ba2 Ne8 59. Kd7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.14"]
[White "Burg, Twan"]
[Black "Efroimski, Marsel"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "WIM"]
[WhiteElo "2490"]
[BlackElo "2307"]
[ECO "B65"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer, Rauzer attack, 7...Be7 defence, 9...Nxd4"]
[WhiteFideId "1010697"]
[BlackFideId "2810964"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8.
O-O-O Nxd4 9. Qxd4 O-O 10. f4 h6 11. Bh4 Qa5 12. e5 dxe5 13. Qxe5 Qxe5 14. fxe5
Nd5 15. Bxe7 Nxe7 16. Bd3 b6 17. Be4 Rb8 18. Nb5 Bb7 19. Rhe1 Bxe4 20. Rxe4 Rfd8
21. Rxd8+ Rxd8 22. Rd4 Rxd4 23. Nxd4 Kf8 24. Kd2 Ke8 25. Ke3 Kd7 26. Ke4 Nc6 27.
Nf3 f5+ 28. exf6 gxf6 29. g4 Kd6 30. Ne1 Ne5 31. h3 Nf7 32. h4 Ne5 33. Kf4 Ng6+
34. Kg3 Kd5 35. h5 Ne5 36. Kf4 Kd4 37. Ng2 Nc4 38. b3 Nd2 39. c4 a5 40. Kg3 Ne4+
41. Kf3 Nc3 42. Ne3 Nxa2 43. g5 fxg5 44. Ng4 Nc1 45. Nxh6 Nxb3 46. Nf5+ Kd3 47.
h6 a4 48. h7 a3 49. h8=Q a2 50. Qd8+ Kc3 51. Qf6+ Kd3 52. Qd8+ Kc3 53. Qf6+ Kd3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.15"]
[White "Chytilek, Roman"]
[Black "Donchenko, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2374"]
[BlackElo "2455"]
[ECO "D27"]
[Opening "QGA"]
[Variation "classical, 6...a6"]
[WhiteFideId "304980"]
[BlackFideId "24603295"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Nf6 5. Bxc4 e6 6. O-O c5 7. Bb3 Nc6 8. Nc3
b5 9. d5 exd5 10. Nxd5 c4 11. Nxf6+ Qxf6 12. Bc2 Bb7 13. a4 Rd8 14. Qe2 Bc5 15.
axb5 axb5 16. Nd4 Ne5 17. Ra5 Qe7 18. Rxb5 O-O 19. Rxb7 Qxb7 20. Qh5 f5 21. Bxf5
g5 22. Ne6 Rxf5 23. Nxd8 Qd7 24. Rd1 Qa4 25. Rf1 Qd7 26. e4 Rxf2 27. Rxf2 Qxd8
28. Qxg5+ Qxg5 29. Bxg5 Nd3 30. Bh4 Bd4 31. Kf1 Nxf2 32. Bxf2 Bxb2 33. Ke2 Kf7
34. Bg3 Kf6 35. Kd2 h5 36. h3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.16"]
[White "De Jong, Migchiel"]
[Black "Garcia Palermo, Carlos"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2347"]
[BlackElo "2450"]
[ECO "E16"]
[Opening "Queen's Indian"]
[Variation "Capablanca variation"]
[WhiteFideId "1002848"]
[BlackFideId "110124"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 c5 7. O-O O-O 8. Nc3
cxd4 9. Nb5 Be7 10. Nbxd4 Na6 11. Bf4 Nh5 12. Be3 f5 13. Nb5 f4 14. Bd4 fxg3 15.
hxg3 d6 16. Ne1 Bxg2 17. Nxg2 Qd7 18. e4 Nf6 19. e5 dxe5 20. Bxe5 Qc6 21. Qe2
Nc5 22. Rae1 a5 23. Nf4 Rad8 24. Nd4 Qc8 25. Qf3 Rf7 26. Nc6 Re8 27. Bd4 Bd6 28.
Ne5 Bxe5 29. Rxe5 Nfd7 30. Re2 e5 31. Rfe1 e4 32. Qh5 Ne5 33. Bxc5 g6 34. Qh1
Qxc5 35. Qxe4 Rfe7 36. Nd5 Re6 37. b3 Nxc4 38. Nf6+ Kf7 39. Nxe8 Rxe4 40. Rxe4
Nd2 41. Rf4+ Kg8 42. Nf6+ Kg7 43. Ne4 Qe5 44. Kg2 h5 45. Re3 Qd5 46. Re2 g5 47.
Rxd2 Qb7 48. Rf6 Qxe4+ 49. f3 Qe1 50. Rfd6 h4 51. Rd7+ Kf8 52. Rd8+ Kf7 53.
R2d7+ Kf6 54. Rd6+ Ke7 55. R8d7+ Ke8 56. Rd8+ Ke7 57. R6d7+ Kf6 58. Rf8+ Kg6 59.
Rg8+ Kf6 60. Rf8+ Kg6 61. Rg8+ Kf6 62. Rf8+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.17"]
[White "Lobzhanidze, Davit"]
[Black "Afek, Yochanan"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2445"]
[BlackElo "2302"]
[ECO "B20"]
[Opening "Sicilian defence"]
[WhiteFideId "13600796"]
[BlackFideId "2800462"]
[EventDate "2013.12.21"]

1. e4 c5 2. d3 Nc6 3. g3 d5 4. Nd2 Nf6 5. Bg2 b6 6. Ngf3 dxe4 7. dxe4 Ba6 8. c4
e6 9. O-O Be7 10. Qa4 Bb7 11. e5 Nd7 12. Ne4 O-O 13. Rd1 Qc7 14. Nd6 Rad8 15.
Nxb7 Qxb7 16. Bf4 Qc7 17. Re1 h6 18. h4 Nd4 19. Rad1 Nxf3+ 20. Bxf3 g5 21. hxg5
hxg5 22. Bc1 Nxe5 23. Qb3 Rd4 24. Be2 Rfd8 25. Be3 R4d7 26. Rxd7 Rxd7 27. Rd1
Rxd1+ 28. Qxd1 Qc6 29. f3 g4 30. f4 Qe4 31. Bc1 Nf3+ 32. Kf2 Bf6 33. Be3 Bxb2
34. Qd8+ Kg7 35. Bd3 Qc6 36. f5 exf5 37. Bxf5 Bf6 38. Qd1 Ne5 39. Bf4 Ng6 40.
Qxg4 Bd4+ 41. Ke2 Qg2+ 42. Kd1 Qf1+ 43. Kd2 Qf2+ 44. Kd1 Be3 45. Be5+ Kf8 46.
Bc3 Bd4 47. Be1 Qf1 48. Bxg6 fxg6 49. Qxg6 Qxc4 50. Bd2 Qa4+ 51. Kc1 Qc4+ 52.
Kd1 Qf1+ 53. Kc2 Qf7 54. Bh6+ Bg7 55. Qd6+ Kg8 56. Bxg7 Kxg7 57. Qe5+ Kh7 58.
Kb1 Qg6+ 59. Kc1 Qg7 60. Qe4+ Kh6 61. Qh4+ Kg6 62. Qe4+ Kf6 63. Qf4+ Ke6 64.
Qe4+ Kd6 65. Qf4+ Qe5 66. Qf8+ Qe7 67. Qf4+ Kc6 68. Qf3+ Kb5 69. Qb3+ Ka6 70.
Qa3+ Kb7 71. Qf3+ Kc7 72. Qf4+ Qd6 73. Qf7+ Kc8 74. Qg8+ Kb7 75. g4 Qf4+ 76. Kc2
c4 77. Qd5+ Kc7 78. g5 Qf2+ 79. Kc3 Qxa2 80. Qe5+ Kd8 81. Qd6+ Kc8 82. Qc6+ Kb8
83. Qe8+ Kb7 84. Qf7+ Kc6 85. Qe6+ Kc7 86. Qe7+ Kc6 87. Qe6+ Kc7 88. Qe7+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.18"]
[White "Goudriaan, Etienne"]
[Black "Struik, Tjapko"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2429"]
[BlackElo "2262"]
[ECO "E45"]
[Opening "Nimzo-Indian"]
[Variation "4.e3, Bronstein (Byrne) variation"]
[WhiteFideId "1021150"]
[BlackFideId "1011243"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ba6 6. Ng3 O-O 7. e4 Bxc3+ 8. bxc3
d6 9. Bd3 e5 10. Bg5 h6 11. h4 Nbd7 12. Qf3 Re8 13. O-O-O hxg5 14. hxg5 Nh7 15.
Rxh7 Qxg5+ 16. Kc2 Nf6 17. Rh2 g6 18. Rdh1 Kg7 19. Ne2 Rh8 20. Rxh8 Rxh8 21.
Rxh8 Kxh8 22. Qh3+ Kg7 23. g3 Qg4 24. Qf1 Qf3 25. Ng1 Qh1 26. f3 Qh2+ 27. Ne2
Nh5 28. g4 Nf4 29. Qg1 Qxg1 30. Nxg1 Kf6 31. Bf1 Kg5 32. Kd2 c5 33. Ke3 Kh4 34.
d5 Kg3 35. Ne2+ Nxe2 36. Bxe2 Bc8 37. Bd3 Bd7 38. Bc2 Be8 39. Bb3 f6 40. Bd1 Bd7
41. Bc2 Kg2 42. Ke2 b5 43. Bd3 bxc4 44. Bxc4 Ba4 45. Bd3 Kg3 46. c4 Kf4 47. Bb1
Bd7 48. Bc2 a5 49. Kf2 Bc8 50. Bb1 Bd7 51. Bc2 Bc8 52. Bb1 Bxg4 53. fxg4 Kxg4
54. Ke3 f5 55. exf5 gxf5 56. Bc2 Kg5 57. Ba4 Kg4 58. Bd7 Kg5 59. Kf3 Kf6 60. Bc8
Kg5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.19"]
[White "Van Foreest, Jorden"]
[Black "Bellia, Fabrizio"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "2326"]
[BlackElo "2424"]
[ECO "D36"]
[Opening "QGD"]
[Variation "exchange, positional line, 6.Qc2"]
[WhiteFideId "1039784"]
[BlackFideId "800511"]
[EventDate "2013.12.21"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 O-O 8. Bd3
Nbd7 9. Nge2 Re8 10. O-O Nf8 11. Rae1 g6 12. f3 Ne6 13. Bh4 Bd7 14. e4 Rc8 15.
e5 Nh5 16. Bxe7 Qxe7 17. f4 f5 18. h3 Qh4 19. Qd2 Ng3 20. Nxg3 Qxg3 21. Ne2 Qh4
22. b4 b6 23. Kh2 Ra8 24. a4 c5 25. dxc5 bxc5 26. bxc5 Bxa4 27. Nc3 Bc6 28. Bb5
Rac8 29. Bxc6 Rxc6 30. Nxd5 Rec8 31. Nf6+ Kh8 32. Rb1 Rxc5 33. Rb7 Rc2 34. Qe1
Qh6 35. Rxh7+ Qxh7 36. Nxh7 Kxh7 37. Qh4+ Kg8 38. Qe7 Nf8 39. Qxa7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.20"]
[White "Wacker, Peter"]
[Black "Arslanov, Shamil"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2293"]
[BlackElo "2403"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "4615751"]
[BlackFideId "4192826"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 Nf6 5. d4 cxd4 6. Nxd4 Bb4 7. Nxc6 dxc6 8.
Qxd8+ Kxd8 9. Bd3 e5 10. Bd2 a5 11. a3 Bc5 12. Na4 Bd4 13. Bc3 Bxc3+ 14. bxc3
Kc7 15. c5 Be6 16. Nb6 Rad8 17. Ke2 Nd7 18. Nxd7 Rxd7 19. Rhd1 Bb3 20. Rd2 Rhd8
21. Rb1 a4 22. Rbb2 Rxd3 23. Rxd3 Bc4 24. Rd2 f5 25. f3 f4 26. g4 g5 27. h3 Kb8
28. Rd1 Ka7 29. h4 Rxd3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.21"]
[White "Olsarova, Tereza"]
[Black "Simonian, Tigran"]
[Result "1/2-1/2"]
[WhiteTitle "WIM"]
[BlackTitle "IM"]
[WhiteElo "2260"]
[BlackElo "2401"]
[ECO "B47"]
[Opening "Sicilian"]
[Variation "Taimanov (Bastrikov) variation"]
[WhiteFideId "325449"]
[BlackFideId "13303597"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8. Be3
Be7 9. f4 d6 10. Kh1 O-O 11. Qe1 Nxd4 12. Bxd4 b5 13. e5 dxe5 14. Bxe5 Qb6 15.
Qg3 Bb7 16. Bd3 Nh5 17. Qh3 g6 18. Ne4 Bd5 19. Ng5 f5 20. Be2 Bxg5 21. fxg5 Ng7
22. Bf3 Rfd8 23. Rae1 Rac8 24. Bf6 Rd7 25. Bxd5 Rxd5 26. c3 Nh5 27. Bd4 Qd6 28.
Qe3 Re8 29. Be5 Qd7 30. Qb6 Rd2 31. c4 bxc4 32. Bc3 Rd3 33. Qxa6 Qd5 34. Re5 Rd1
35. Rxd1 Qxd1+ 36. Re1 Qd5 37. Qa7 Qd8 38. Qa4 Kf7 39. Qa7+ Kg8 40. Qa4 Kf7 41.
Qxc4 Qxg5 42. Be5 Qd2 43. Qc1 Qf2 44. Rd1 Re7 45. Bd6 Re8 46. Qc7+ Kg8 47. Be5
Qe2 48. Rc1 Qe3 49. h3 f4 50. Rc3 Ng3+ 51. Kh2 Nf1+ 52. Kh1 Ng3+ 53. Kh2 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.22"]
[White "Svane, Rasmus"]
[Black "Von Meijenfeldt, Bart"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2472"]
[BlackElo "2207"]
[ECO "E97"]
[Opening "King's Indian"]
[Variation "orthodox, Aronin-Taimanov variation (Yugoslav attack / Mar del Plata variation)"]
[WhiteFideId "4657101"]
[BlackFideId "1032259"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. Be3
Nd7 9. Qd2 f5 10. exf5 gxf5 11. dxe5 dxe5 12. Bg5 Nf6 13. Qxd8 Nxd8 14. Nxe5 Ne4
15. Nxe4 fxe4 16. Ng4 Bxb2 17. Rab1 Bg7 18. Nh6+ Kh8 19. Bxd8 Bxh6 20. Bxc7 b6
21. Rb5 Bg7 22. Be5 Rf5 23. Bxg7+ Kxg7 24. Rxf5 Bxf5 25. Rd1 Kf6 26. Rd6+ Ke5
27. Rd5+ Kf6 28. g4 Bg6 29. h4 Bf7 30. Rf5+ Kg7 31. Re5 Re8 32. Rxe8 Bxe8 33. f4
exf3 34. Bxf3 h6 35. Kf2 Kf6 36. Ke3 Ke5 37. Be4 Bf7 38. Bd3 a6 39. a3 Be6 40.
g5 hxg5 41. hxg5 Bf7 42. g6 Bg8 43. c5 b5 44. Be4 a5 45. c6 Kd6 46. Kd4 b4 47.
a4 Be6 48. g7 Bg8 49. c7 Kxc7 50. Bd5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.23"]
[White "Hoeksema, Hendrik Pieter"]
[Black "Offringa, Joost"]
[Result "0-1"]
[WhiteTitle "IM"]
[WhiteElo "2369"]
[BlackElo "2178"]
[ECO "A80"]
[Opening "Dutch"]
[WhiteFideId "1000454"]
[BlackFideId "1025880"]
[EventDate "2013.12.21"]

1. d4 f5 2. Nc3 d5 3. Bf4 a6 4. e3 e6 5. g4 fxg4 6. Qxg4 Nf6 7. Qg2 c5 8. Nf3
Nc6 9. dxc5 b6 10. Bd3 bxc5 11. O-O Bd6 12. Bg5 O-O 13. e4 c4 14. Be2 Qe8 15.
Rfe1 Nxe4 16. Nxe4 dxe4 17. Nd2 Nd4 18. Nxe4 Be7 19. Bd1 Bb7 20. c3 Nf5 21. Bc2
Qc6 22. Rad1 Bc5 23. Kh1 h6 24. Bc1 Nh4 25. Qg4 Rxf2 26. Bxh6 Nf5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.24"]
[White "Pijpers, Arthur"]
[Black "Ypma, Peter"]
[Result "1-0"]
[WhiteElo "2366"]
[BlackElo "2179"]
[ECO "C54"]
[Opening "Giuoco Piano"]
[Variation "Therkatz-Herzog variation"]
[WhiteFideId "1019554"]
[BlackFideId "1027255"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 Nxe4 8.
O-O Bxc3 9. d5 Bf6 10. Re1 Ne7 11. Rxe4 d6 12. Bg5 Bxg5 13. Nxg5 O-O 14. Nxh7
Bf5 15. Rh4 Bxh7 16. Qh5 f5 17. Qxh7+ Kf7 18. Qh5+ Kg8 19. Re1 b5 20. Bd3 Qd7
21. Re6 c6 22. Qh7+ Kf7 23. Bxf5 Rh8 24. Rxe7+ Qxe7 25. Qg6+ Kg8 26. Rxh8+ Kxh8
27. Qh7# 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.25"]
[White "Minko, Vladimir"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2327"]
[BlackElo "2139"]
[ECO "A57"]
[Opening "Benko gambit"]
[WhiteFideId "24146706"]
[BlackFideId "1035967"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nd2 bxc4 5. e4 e6 6. dxe6 dxe6 7. Bxc4 Bb7 8.
Qa4+ Qd7 9. Qxd7+ Nbxd7 10. f3 Bd6 11. Ne2 O-O 12. b3 Be5 13. Rb1 Nb6 14. Bb2
Nfd7 15. Nc1 Bxb2 16. Rxb2 Ne5 17. Be2 Rfd8 18. Rc2 Rac8 19. Rc3 f5 20. Nd3
Nxd3+ 21. Bxd3 Rd4 22. Ke2 fxe4 23. fxe4 Rcd8 24. Nf3 Rxd3 25. Rxd3 Ba6 26. Rd1
Rxd3 27. Rxd3 Kf7 28. Ne5+ Kf6 29. Nc6 Nd7 30. Ke3 Bxd3 31. Kxd3 Ne5+ 32. Nxe5
Kxe5 33. Ke3 g5 34. g3 h6 35. Kd3 Kd6 36. a3 g4 37. Kc4 Kc6 38. Kd3 Kd6 39. Ke3
Ke5 40. Kd3 Kd6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.26"]
[White "Pel, Bonno"]
[Black "Theulings, Paul-Peter"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[BlackTitle "CM"]
[WhiteElo "2313"]
[BlackElo "2130"]
[ECO "A00"]
[Opening "Benko's opening"]
[WhiteFideId "1004760"]
[BlackFideId "1002899"]
[EventDate "2013.12.21"]

1. g3 Nf6 2. Bg2 d5 3. d3 b6 4. c4 e6 5. Nc3 Bb7 6. Nh3 Be7 7. O-O O-O 8. Nf4 c6
9. b3 g5 10. Nfxd5 cxd5 11. Bxg5 Re8 12. Rc1 Nbd7 13. e3 Rc8 14. Qe2 Nc5 15.
Bxf6 Bxf6 16. d4 Ne4 17. Nxe4 dxe4 18. Qc2 Qc7 19. Bxe4 h6 20. f4 Bg7 21. Bxb7
Qxb7 22. Qg2 Qxg2+ 23. Kxg2 f5 24. Kf3 h5 25. h3 Kf7 26. Rg1 Rh8 27. Rcd1 Rcd8
28. Rg2 Bf6 29. Rgd2 Rd7 30. Rd3 Rhd8 31. R3d2 Ke7 32. Rg2 Rh8 33. Rdg1 Kf7 34.
g4 hxg4+ 35. hxg4 Rh3+ 36. Rg3 Rh2 37. R1g2 Rh1 38. g5 Bg7 39. Rg1 Rh2 40. R1g2
Rh1 41. Ke2 Rd8 42. Kd3 Rdh8 43. Rc2 Rd1+ 44. Kc3 a5 45. Rcg2 Rhh1 46. g6+ Kg8
47. Kb2 Bf8 48. c5 bxc5 49. g7 Be7 50. Rg6 cxd4 51. Rxe6 Rb1+ 52. Kc2 Rbc1+ 53.
Kb2 Rb1+ 54. Kc2 Rbc1+ 55. Kb2 Rb1+ 56. Kc2 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.27"]
[White "Mostertman, Milan"]
[Black "Markus, John Raymond"]
[Result "1-0"]
[WhiteElo "2304"]
[BlackElo "2118"]
[ECO "C58"]
[Opening "Two knights defence"]
[WhiteFideId "1025848"]
[BlackFideId "1001213"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8.
Bd3 Bc5 9. O-O O-O 10. Nc3 h6 11. Nge4 Bd4 12. Nxf6+ Qxf6 13. Be4 Qh4 14. g3 Qe7
15. Bg2 Rb8 16. Rb1 Bf5 17. Ne2 Rfd8 18. Nxd4 exd4 19. d3 c5 20. Bf4 Rb6 21. Re1
Re6 22. Rxe6 Bxe6 23. b3 Bd5 24. Bxd5 Rxd5 25. Qe1 Qxe1+ 26. Rxe1 Nc6 27. Re8+
Kh7 28. a3 g5 29. Rc8 Nd8 30. Bd2 Ne6 31. f3 h5 32. Kf2 Kg6 33. h3 Rd6 34. Rh8
Rd8 35. Rxd8 Nxd8 36. c4 dxc3 37. Bxc3 Ne6 38. Ke3 h4 39. gxh4 gxh4 40. Be1 Kh5
41. f4 f5 42. b4 cxb4 43. axb4 a6 44. Bf2 Kg6 45. Bxh4 Kf7 46. Bg5 Ke8 47. h4
Kd7 48. h5 Kd6 49. h6 Nf8 50. Kd4 Nh7 51. Kc4 Kc6 52. d4 Kd6 53. Bh4 Nf8 54. Bf6
Nh7 55. Bg7 Kc6 56. d5+ Kd6 57. Kd4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.28"]
[White "Beerdsen, Thomas"]
[Black "Heemskerk, Wim"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2154"]
[BlackElo "2240"]
[ECO "C11"]
[Opening "French"]
[Variation "Steinitz, Boleslavsky variation"]
[WhiteFideId "1030108"]
[BlackFideId "1001000"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5
9. dxc5 Bxc5 10. Bd3 Qb6 11. Bf2 Bb7 12. O-O Bxf2+ 13. Rxf2 Nc5 14. Re1 Rd8 15.
Kh1 b4 16. Nd1 Ne4 17. Qe2 Nxf2+ 18. Nxf2 Ne7 19. Rf1 h6 20. Nh4 Qd4 21. Ng4 Rc8
22. Qf3 h5 23. Ne3 g5 24. fxg5 Qxh4 25. Qxf7+ Kd7 26. Rf6 Qe1+ 27. Nf1 Qxe5 28.
Qg7 Rhg8 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.29"]
[White "Dehn, Marcus"]
[Black "Burg, Brent"]
[Result "1/2-1/2"]
[WhiteElo "2135"]
[BlackElo "2227"]
[ECO "A80"]
[Opening "Dutch"]
[WhiteFideId "4667093"]
[BlackFideId "1019465"]
[EventDate "2013.12.21"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. Bxf6 exf6 5. e3 Be6 6. h4 Qd7 7. h5 Nc6 8. Bb5
a6 9. Bxc6 Qxc6 10. Nge2 O-O-O 11. Qd3 Be7 12. O-O-O Qd7 13. Kb1 g5 14. hxg6
hxg6 15. Nf4 Bf7 16. Qd2 g5 17. Nd3 Qd6 18. Ne2 Bh5 19. Rdg1 Qe6 20. Nec1 Rh7
21. Nc5 Bxc5 22. dxc5 Rdh8 23. Nb3 Be8 24. Rxh7 Rxh7 25. Nd4 Qe4 26. b3 c6 27.
Qd3 Bd7 28. Qxe4 fxe4 29. Kc1 b6 30. b4 a5 31. c3 bxc5 32. bxc5 Kc7 33. a4 Bg4
34. f3 exf3 35. gxf3 Bc8 36. Rg2 Rh3 37. Kd2 Ba6 38. Nb3 Rxf3 39. Rh2 Bc8 40.
Rh7+ Bd7 41. Nd4 Rf2+ 42. Ke1 Ra2 43. Ne6+ Kc8 44. Rh8+ Kb7 45. Rh7 Kc8 46. Rh8+
Kb7 47. Rh7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.30"]
[White "Christiansen, Johan-Sebastian"]
[Black "Mager, Denis"]
[Result "1-0"]
[WhiteElo "2217"]
[BlackElo "2060"]
[ECO "A37"]
[Opening "English"]
[Variation "symmetrical variation"]
[WhiteFideId "1512668"]
[BlackFideId "24691127"]
[EventDate "2013.12.21"]

1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. Nf3 e6 6. d3 Nge7 7. Bg5 h6 8. Bd2
O-O 9. Qc1 Kh7 10. a3 d5 11. Rb1 a5 12. O-O b6 13. Nb5 Ba6 14. e3 Rc8 15. Qc2
Qd7 16. Rfd1 Bxb5 17. cxb5 Nd8 18. a4 Nb7 19. Be1 Nd6 20. Qe2 e5 21. Bd2 Qe6 22.
h4 f5 23. Bc3 Rfe8 24. Re1 Rcd8 25. Bh3 e4 26. Nh2 d4 27. exd4 cxd4 28. Bd2 Qb3
29. Bf4 Nd5 30. Bxd6 Rxd6 31. h5 Nf6 32. hxg6+ Kxg6 33. dxe4 Rxe4 34. Qf3 Qd5
35. Red1 Nd7 36. Bg2 Qe6 37. Qa3 Re2 38. Nf3 Kh7 39. Bf1 Re4 40. Nd2 Rg4 41. Bh3
Rg6 42. Qf3 Rf6 43. Re1 Qd5 44. Qf4 Rf8 45. Re7 Nc5 46. Bg2 Ne6 47. Qh4 Qc5 48.
Re1 Ng5 49. Nf3 Nxf3+ 50. Bxf3 d3 51. Kg2 Qd4 52. Qh5 Qf6 53. Rb7 d2 54. Ree7
Rg8 55. Bd1 Qg5 56. Qe2 Kh8 57. Bb3 f4 58. Qc4 Rd5 59. Qe2 Rd6 60. Bd1 Qd5+ 61.
Qf3 fxg3 62. Qxd5 Rxd5 63. fxg3 Re5 64. Rxe5 Bxe5 65. Rxb6 Rxg3+ 66. Kf1 Rh3 67.
Ke2 Bf4 68. Rf6 Bg5 69. Rf1 Kg7 70. Bc2 Rh4 71. Kd3 Rb4 72. b3 h5 73. Bd1 h4 74.
Kc2 Rd4 75. Kc3 Re4 76. Kc2 Re1 77. Rf5 Rg1 78. b6 Bd8 79. b7 Bc7 80. Rc5 Bf4
81. Rc4 Bb8 82. Rxh4 Rg6 83. Rd4 Rb6 84. Bf3 Kf7 85. Rxd2 Ke6 86. Rd8 Bc7 87.
Ra8 Rb4 88. Bc6 Rb6 89. Bf3 Rb4 90. Rh8 Kd6 91. Rh7 Bb8 92. Be2 Kc6 93. Bf3+ Kb6
94. Rh5 Bc7 95. Rh8 Kc5 96. Ra8 Kd6 97. Kc3 Kd7 98. Ra6 Be5+ 99. Kc2 Bc7 100.
Bc6+ Kd8 101. Bb5 Bb8 102. Rxa5 Kc7 103. Bd3 Kxb7 104. Rh5 Rf4 105. Rh7+ Kb6
106. Rh6+ Kc5 107. Rh5+ Kd4 108. Rh2 Rf3 109. Rh1 Bf4 110. Bc4 Rf2+ 111. Kd1 Kc3
112. Ke1 Rf3 113. Ke2 Re3+ 114. Kf1 Bc7 115. Rh7 Ba5 116. Rh5 Bb4 117. a5 Kd4
118. Rd5+ Ke4 119. a6 Kf3 120. Be2+ Kg3 121. a7 Re8 122. Rd3+ Kf4 123. Rd4+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.31"]
[White "De Groot, Hendrik"]
[Black "Balje, Jan"]
[Result "0-1"]
[WhiteElo "2063"]
[BlackElo "2198"]
[ECO "A01"]
[Opening "Nimzovich-Larsen attack"]
[Variation "classical variation"]
[WhiteFideId "1037021"]
[BlackFideId "1004085"]
[EventDate "2013.12.21"]

1. b3 d5 2. Bb2 Nf6 3. e3 c6 4. c4 Bf5 5. Nf3 e6 6. Be2 Nbd7 7. O-O h6 8. d3 Be7
9. Nbd2 O-O 10. Re1 a5 11. a3 Bh7 12. Rc1 Qb6 13. Bf1 Rfd8 14. Qe2 a4 15. b4 Qc7
16. e4 dxe4 17. dxe4 e5 18. c5 Re8 19. g3 Bf8 20. Bh3 b6 21. Bxd7 Nxd7 22. cxb6
Qxb6 23. Nc4 Qb5 24. Kg2 c5 25. bxc5 Nxc5 26. Nfd2 Rad8 27. Rb1 Nd3 28. Red1
Nxb2 29. Rxb2 Qc5 30. f3 Rb8 31. Rdb1 Rxb2 32. Rxb2 Rd8 33. Qf2 f6 34. Qxc5 Bxc5
35. Kf1 Bg6 36. Rb5 Bxa3 37. Ke2 Be7 38. Ra5 Be8 39. h4 Bb4 40. Rd5 Rxd5 41.
exd5 a3 42. Nxa3 Bxa3 43. Ke3 Bc1 44. Ke4 Bxd2 45. g4 Bg6# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.32"]
[White "Klapwijk, Bram"]
[Black "Schoehuijs, Erik"]
[Result "1-0"]
[WhiteElo "2039"]
[BlackElo "2180"]
[ECO "C62"]
[Opening "Ruy Lopez"]
[Variation "old Steinitz defence"]
[WhiteFideId "1009133"]
[BlackFideId "1004425"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Qe2 Bd7 5. c3 Nf6 6. d3 Be7 7. Nbd2 O-O 8. h3
Nh5 9. Nf1 Nf4 10. Bxf4 exf4 11. d4 Re8 12. Bd3 Bf8 13. O-O-O d5 14. Qc2 dxe4
15. Bxe4 g6 16. N1d2 a5 17. h4 a4 18. h5 Bg7 19. hxg6 hxg6 20. Rh4 Ra5 21. Rdh1
Qf6 22. Nc4 Bf5 23. Rxf4 Bxe4 24. Rxe4 Raa8 25. Rxe8+ Rxe8 26. Qxa4 Qf4+ 27. Ne3
g5 28. Qb5 g4 29. Qxb7 Nd8 30. Qb5 Rxe3 31. fxe3 Qxe3+ 32. Nd2 Bf6 33. Qf5 Bg5
34. Rd1 g3 35. Qf3 Ne6 36. Kc2 Qf2 37. Qxf2 gxf2 38. Ne4 Bh4 39. Rf1 Nf4 40.
Nxf2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.33"]
[White "Zakhartsov, Vladimir"]
[Black "Vereggen, Lars"]
[Result "1-0"]
[WhiteElo "2358"]
[BlackElo "2147"]
[ECO "B56"]
[Opening "Sicilian"]
[WhiteFideId "4145097"]
[BlackFideId "1029258"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 e5 7. Nb3 h6 8. Be3
Be7 9. Qd2 Be6 10. O-O-O a5 11. Bb5 O-O 12. Kb1 Na7 13. Be2 Nc6 14. a3 a4 15.
Nc1 Ra5 16. Bb5 Qa8 17. Qe2 Rc8 18. Bb6 Nd4 19. Bxd4 exd4 20. Rxd4 Qa7 21. Rhd1
Bf8 22. Rxa4 Rxc3 23. Rxa5 Qxa5 24. bxc3 d5 25. Nb3 Qxa3 26. e5 d4 27. Rxd4 Nd5
28. Qd2 Nb6 29. Rd8 Bxb3 30. cxb3 Kh7 31. Rxf8 Qxf8 32. Qd6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.34"]
[White "Molinaroli, Martin"]
[Black "Lee, Kai Jie Edward"]
[Result "1-0"]
[WhiteElo "2269"]
[BlackElo "2145"]
[ECO "A01"]
[Opening "Nimzovich-Larsen attack"]
[Variation "Indian variation"]
[WhiteFideId "4606604"]
[BlackFideId "5802920"]
[EventDate "2013.12.21"]

1. b3 Nf6 2. Bb2 b6 3. Nf3 Bb7 4. e3 g6 5. d4 Bg7 6. Bd3 O-O 7. Nbd2 c5 8. O-O
e6 9. c4 d6 10. Re1 Nc6 11. Rc1 Qe7 12. Bb1 Rfd8 13. Qe2 cxd4 14. exd4 d5 15. c5
Nd7 16. Nf1 bxc5 17. dxc5 Bxb2 18. Qxb2 Nxc5 19. h4 Nd7 20. Ne3 Qf6 21. Qa3 h5
22. Ng5 Nde5 23. Qa4 Rac8 24. f4 Ng4 25. Nxg4 hxg4 26. Rcd1 Kg7 27. Qb5 Rc7 28.
Qd3 Ne7 29. Qg3 Nf5 30. Qxg4 Rh8 31. Bxf5 exf5 32. Qg3 Rc2 33. Qd3 Rc3 34. Qd4
Qxd4+ 35. Rxd4 Kf6 36. Nf3 Rc2 37. a4 Rc3 38. Rb4 Ba8 39. Rd4 Rxb3 40. Rc1 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.35"]
[White "Lopez, Jasel"]
[Black "Umudova, Nargiz"]
[Result "1-0"]
[WhiteTitle "CM"]
[BlackTitle "WIM"]
[WhiteElo "2179"]
[BlackElo "2255"]
[ECO "E44"]
[Opening "Nimzo-Indian"]
[Variation "Fischer variation, 5.Ne2"]
[WhiteFideId "15900045"]
[BlackFideId "13402137"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Bb7 6. a3 Be7 7. f3 d5 8. cxd5
exd5 9. Ng3 g6 10. Bb5+ c6 11. Bd3 Nbd7 12. O-O Nf8 13. b3 Ne6 14. Bb2 h5 15.
Nge2 h4 16. Qd2 Nh5 17. e4 dxe4 18. Nxe4 Nf6 19. Nxf6+ Bxf6 20. f4 h3 21. Be4
hxg2 22. Bxg2 Bg7 23. f5 gxf5 24. Rxf5 Qh4 25. h3 O-O-O 26. Qe3 Nxd4 27. Nxd4
Bxd4 28. Bxd4 Rxd4 29. Rxf7 Rg8 30. Qe6+ Kd8 31. Rxb7 Rxg2+ 32. Kxg2 Rd2+ 33.
Kh1 Qg5 34. Rb8+ Kc7 35. Qc8+ Kd6 36. Qd8+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.36"]
[White "Lyell, Mark"]
[Black "Stolwijk, Colin"]
[Result "0-1"]
[WhiteTitle "FM"]
[WhiteElo "2247"]
[BlackElo "2041"]
[ECO "B13"]
[Opening "Caro-Kann"]
[Variation "Panov-Botvinnik attack"]
[WhiteFideId "402354"]
[BlackFideId "1033743"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 dxc4 7. Bxc4 e6 8.
Nf3 Be7 9. O-O O-O 10. a3 b6 11. Qd3 Bb7 12. Rad1 Nd5 13. Bc1 g6 14. Nxd5 exd5
15. Ba2 Bf6 16. Rfe1 Qd6 17. Bg5 Rad8 18. Qd2 Bc8 19. Bf4 Qd7 20. Ne5 Nxe5 21.
dxe5 Be7 22. Bh6 Rfe8 23. Qxd5 Qf5 24. Qc6 Bc5 25. Kh1 Qxf2 26. e6 Bxe6 27. Bxe6
fxe6 28. Qc7 Bf8 29. Bf4 Rc8 30. Bg3 Qxe1+ 31. Rxe1 Rxc7 32. Bxc7 Rc8 33. Bf4
Rc2 34. b4 Ra2 35. h3 Rxa3 36. Rxe6 Bxb4 37. Bh6 Kf7 38. Re2 Bd6 39. Rf2+ Ke6
40. Re2+ Kd7 41. Bg7 Rd3 42. Re1 Bg3 43. Ra1 a5 44. Kg1 a4 45. Kf1 b5 46. Ke2
Rb3 47. Kd2 Bd6 48. Rf1 Rg3 49. Rf2 b4 50. Kc2 b3+ 51. Kb1 a3 52. Rd2 Re3 53.
Rd1 Kc6 54. h4 Re2 55. g4 Be5 56. Bxe5 Rxe5 57. Rh1 h5 58. gxh5 gxh5 59. Kc1 Re2
60. Kb1 Kb5 61. Rf1 Rh2 62. Rf5+ Kc4 63. Rf4+ Kd5 64. Kc1 a2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.37"]
[White "Schippers, Maurice"]
[Black "Khelaia, Giorgi"]
[Result "1-0"]
[WhiteElo "2216"]
[BlackElo "2110"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "1004735"]
[BlackFideId "13604600"]
[EventDate "2013.12.21"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Nf3 Nd7 6. a4 Ngf6 7. h3 O-O 8. Bd3 e5
9. O-O Qc7 10. Re1 Re8 11. dxe5 Nxe5 12. Be2 Be6 13. Nd4 Bc4 14. f4 Bxe2 15.
Qxe2 Ned7 16. Qf3 Nc5 17. Bf2 a5 18. g4 Nfd7 19. Rad1 Rad8 20. Bh4 Ra8 21. Kg2
Qb6 22. b3 Qc7 23. Ndb5 cxb5 24. Nxb5 Qb8 25. Nxd6 Re6 26. e5 Bf8 27. Nxf7 Kxf7
28. f5 gxf5 29. Qxf5+ Ke8 30. Qh5+ Rg6 31. e6 Nf6 32. e7 Ncd7 33. Bxf6 Nxf6 34.
Rd8+ Qxd8 35. exd8=Q+ Kxd8 36. Rd1+ Nd7 37. Qxh7 Rd6 38. Rxd6 Bxd6 39. Qg8+ Bf8
40. g5 Rc8 41. c4 Kc7 42. g6 Bd6 43. Qd5 Be5 44. Qxa5+ b6 45. Qa7+ Kd6 46. Qb7
Rc5 47. h4 Bf6 48. Qe4 Re5 49. Qg4 Bg7 50. Qf4 Nc5 51. b4 Ne6 52. Qg4 Bh6 53.
Qd1+ Kc7 54. Kf3 Re3+ 55. Kg4 Re4+ 56. Kf5 Rd4 57. Qe2 Ng7+ 58. Ke5 Rd8 59. Qh2
Rd2 60. Qg3 Kd7 61. Qg4+ Ke7 62. c5 bxc5 63. bxc5 Ne8 64. Qe6+ Kd8 65. Qb6+ Ke7
66. c6 Re2+ 67. Kd5 Rd2+ 68. Ke4 Nd6+ 69. Kf3 Rd3+ 70. Kg4 Be3 71. Qc7+ Ke6 72.
g7 Rd4+ 73. Kf3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.38"]
[White "Van Foreest, Lucas"]
[Black "Dijkhuis, Tycho"]
[Result "0-1"]
[WhiteElo "2120"]
[BlackElo "2202"]
[ECO "A61"]
[Opening "Benoni defence"]
[WhiteFideId "1039792"]
[BlackFideId "1036564"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. h3 Bg7 8. Bf4
O-O 9. e3 Na6 10. Be2 Nc7 11. O-O a6 12. a4 Rb8 13. a5 b5 14. axb6 Rxb6 15. b3
Re8 16. Rc1 Nb5 17. Na4 Rb7 18. Bh2 Bd7 19. Bc4 Ne4 20. Nd2 Nbc3 21. Nxc3 Nxc3
22. Qf3 Bb5 23. e4 Na2 24. Rc2 Nb4 25. Rcc1 Rbe7 26. Bf4 Rd7 27. Rfe1 Qh4 28. g3
Qxh3 29. Bxb5 axb5 30. Nf1 Bh6 31. Bxh6 Qxh6 32. Nh2 Qh5 33. Ng4 Kf8 34. Re3
Red8 35. Ra1 f5 36. Qf4 Re7 37. exf5 Nxd5 38. Qf3 Qxf5 39. Qxf5+ gxf5 40. Rf3
Rf7 41. Nh6 Rf6 42. Rxf5 Rxf5 43. Nxf5 Ne7 44. Nxe7 Kxe7 45. Ra5 b4 46. Kf1 Ke6
47. Ke2 Kd5 48. Ra7 Kd4 49. Re7 Kc3 50. Re3+ Kc2 51. Ke1 d5 52. f4 d4 53. Re5 c4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.39"]
[White "Berkovich, Mark A"]
[Black "Stavast, Dick"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2366"]
[BlackElo "2066"]
[ECO "B07"]
[Opening "Robatsch defence"]
[Variation "Geller's system"]
[WhiteFideId "2801639"]
[BlackFideId "1014005"]
[EventDate "2013.12.21"]

1. d4 d6 2. Nf3 g6 3. e4 Bg7 4. c3 Nf6 5. Bd3 O-O 6. O-O Bg4 7. Nbd2 c5 8. dxc5
dxc5 9. Qc2 Nc6 10. h3 Bxf3 11. Nxf3 Qc7 12. Be3 Nd7 13. Rfe1 Rfd8 14. Bf1 Rac8
15. Rad1 a6 16. Nd2 b5 17. Nb3 c4 18. Nc5 Nxc5 19. Bxc5 Rxd1 20. Rxd1 Rd8 21. a4
Na5 22. Be3 Nb3 23. Be2 Rxd1+ 24. Qxd1 Qd6 25. Qxd6 exd6 26. Kf1 Nc5 27. axb5
axb5 28. f3 Na4 29. Bc1 g5 30. Bd1 h6 31. Bxa4 bxa4 32. Ke2 Be5 33. Kd1 Kf8 34.
Kc2 Ke7 35. Kb1 Kd7 36. Ka2 Kc6 37. Ka3 Kb5 38. Be3 Bf4 39. Bf2 Bc1 40. Bd4 h5
41. g3 Bd2 42. Bf2 Bc1 43. Ka2 Bd2 44. Ka3 Ka5 45. Ka2 Kb5 46. Ka1 a3 47. Kb1
Kc6 48. Ka1 Bc1 49. bxa3 Bxa3 50. Be3 f6 51. Bd4 Bc1 52. Bxf6 Kb5 53. Kb1 Be3
54. Kc2 Kc6 55. Bd4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.40"]
[White "Mollema, Thomas"]
[Black "Calzetta Ruiz, Monica"]
[Result "1-0"]
[BlackTitle "WGM"]
[WhiteElo "1977"]
[BlackElo "2234"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "1034987"]
[BlackFideId "2204185"]
[EventDate "2013.12.21"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 g6 5. Nf3 Bg7 6. Na3 Nf6 7. Bc4 Qe4+ 8. Be3
O-O 9. O-O Bg4 10. Ng5 Bxd1 11. Nxe4 Nxe4 12. Raxd1 cxd4 13. Bxd4 Nc6 14. Bxg7
Kxg7 15. Bd5 Nf6 16. Bxc6 bxc6 17. Rfe1 Rfd8 18. Kf1 e6 19. Nc4 Rd5 20. Ne3 Ra5
21. a3 Rb8 22. Re2 Rb3 23. Rd6 Rc5 24. f3 a5 25. Red2 Nd5 26. Nd1 Nb6 27. R6d4
Nc4 28. Rc2 e5 29. Re4 f5 30. Ree2 f4 31. Re4 Kf6 32. Ke1 h5 33. Nf2 Ne3 34.
Rxe3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.41"]
[White "Hulshof, Peter"]
[Black "Senders, Mischa"]
[Result "0-1"]
[WhiteElo "2215"]
[BlackElo "2058"]
[ECO "B25"]
[Opening "Sicilian"]
[Variation "closed, 6.f4"]
[WhiteFideId "1003291"]
[BlackFideId "1038370"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. f4 e6 7. Nf3 Nge7 8. O-O O-O
9. Be3 Nd4 10. e5 Bd7 11. Ne4 Nef5 12. Bf2 Nxf3+ 13. Qxf3 Bc6 14. Qe2 dxe5 15.
Bxc5 Re8 16. fxe5 Bxe5 17. c3 h5 18. Rf2 Qc7 19. d4 Bg7 20. Raf1 b6 21. Ba3 Bd5
22. Nd2 Bh6 23. Qd3 Be3 24. Kh1 Bxf2 25. Rxf2 Kg7 26. Bxd5 exd5 27. Rxf5 gxf5
28. Qxf5 Re6 29. Nf3 Rae8 30. Ng5 Rg6 31. h4 Re1+ 32. Kg2 Re2+ 33. Kf3 Rxb2 34.
c4 Rxa2 35. Bd6 Rxd6 36. Qh7+ Kf8 37. Qh8+ Ke7 38. Qe5+ Kd7 39. Qf5+ Kc6 40.
Nxf7 Ra3+ 41. Kg2 Kb7 42. Qxh5 Rxg3+ 43. Kxg3 Rg6+ 44. Kf3 Rf6+ 45. Ke3 Qg3+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.42"]
[White "Dijkhuis, Sven"]
[Black "Maris, Ivo"]
[Result "1/2-1/2"]
[WhiteElo "1941"]
[BlackElo "2161"]
[ECO "C41"]
[Opening "Philidor"]
[Variation "Improved Hanham variation"]
[WhiteFideId "1036556"]
[BlackFideId "1028146"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. g4 Nxg4 6. Rg1 exd4 7. Nxd4 Nde5 8.
h3 c5 9. Bb5+ Bd7 10. Nf5 Bxb5 11. Nxb5 Qa5+ 12. Nc3 g6 13. hxg4 gxf5 14. gxf5
O-O-O 15. Qe2 b5 16. Bg5 Rg8 17. f4 Be7 18. fxe5 Bxg5 19. Qh5 h6 20. Qxf7 dxe5
21. Qe6+ Kb7 22. f6 Rge8 23. Qb3 a6 24. Qf7+ Kb8 25. Rd1 b4 26. Nd5 b3+ 27. c3
bxa2 28. Ra1 Rf8 29. Qe7 Bh4+ 30. Ke2 Bxf6 31. Nxf6 Qb5+ 32. Kf3 Qb6 33. Rg6
Qxb2 34. Qxe5+ Ka8 35. Rgg1 Rd3+ 36. Kg4 Qe2+ 37. Kh4 Qf2+ 38. Kh5 Qxf6 39. Qxf6
Rxf6 40. Rxa2 Rh3+ 41. Kg4 Rxc3 42. Rga1 Ka7 43. Ra4 c4 44. e5 Rc6 45. Re1 Rd3
46. e6 Rd8 47. Kf5 c3 48. Kf6 c2 49. Raa1 Rdd6 50. Rac1 Kb6 51. Kf7 Kb5 52. e7
Rd7 53. Re2 Kb4 54. Rcxc2 Rxc2 55. Rxc2 a5 56. Ke6 Rxe7+ 57. Kxe7 Kb3 58. Rc6 a4
59. Rxh6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.43"]
[White "Sparenberg, Erik"]
[Black "Gerlagh, Joris"]
[Result "0-1"]
[WhiteElo "2112"]
[BlackElo "2032"]
[ECO "B49"]
[Opening "Sicilian"]
[Variation "Taimanov variation"]
[WhiteFideId "1013262"]
[BlackFideId "1038834"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. O-O
Be7 9. f4 d6 10. a4 O-O 11. Qd2 Rd8 12. f5 Nxd4 13. Bxd4 d5 14. fxe6 Bxe6 15. e5
Nd7 16. Qe3 Bc5 17. Bxc5 Qxc5 18. Qxc5 Nxc5 19. Bf3 d4 20. Ne4 Nxe4 21. Bxe4 Bd5
22. Bd3 Re8 23. Rae1 Bc6 24. b3 Re7 25. Rf4 Rd8 26. Kf2 g6 27. h4 Kg7 28. Bc4 b5
29. axb5 Bxb5 30. Bxb5 axb5 31. Rd1 Rc7 32. Rd2 Rc3 33. Rf3 Rc5 34. Rfd3 f6 35.
exf6+ Kxf6 36. Rxd4 Rxd4 37. Rxd4 Rxc2+ 38. Kg1 Ke5 39. Rb4 Rc5 40. Kf2 Kd5 41.
Ke3 Kc6 42. Kd3 Rf5 43. Re4 Rf2 44. Re7 Rxg2 45. Rxh7 Kc5 46. Kc3 Rg3+ 47. Kc2
Kb4 48. h5 Rg2+ 49. Kc1 Kxb3 50. hxg6 Rg1+ 51. Kd2 Rxg6 52. Rh5 b4 53. Rh4 Rc6
54. Rg4 Ka3 55. Rh4 b3 56. Rh8 Kb2 57. Rd8 Kb1 58. Rd7 b2 59. Rd8 Rb6 60. Rd7
Ka2 61. Kc3 Rc6+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.44"]
[White "Zojer, Stefan"]
[Black "Hummel, Paul"]
[Result "1-0"]
[WhiteElo "2089"]
[BlackElo "2011"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "closed"]
[WhiteFideId "1616455"]
[BlackFideId "1021168"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. Bb5 Nd4 6. O-O Nxb5 7. Nxb5 Nh6 8. d3
O-O 9. f5 d5 10. Qe1 Ng4 11. Qg3 Nf6 12. Qh4 dxe4 13. dxe4 gxf5 14. e5 Ne4 15.
Nc3 e6 16. Qh5 Nxc3 17. bxc3 f6 18. Bf4 Qe8 19. Qh3 b6 20. Rad1 Bb7 21. exf6
Bxf6 22. Ne5 Rd8 23. Rfe1 Qe7 24. Rd3 Rxd3 25. cxd3 Rd8 26. Re3 Bxe5 27. Bxe5
Kf8 28. Qh6+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.45"]
[White "Vos, Tjark"]
[Black "Den Hartog, Marijn"]
[Result "1-0"]
[WhiteElo "2085"]
[BlackElo "2025"]
[ECO "C06"]
[Opening "French"]
[Variation "Tarrasch, closed variation, main line"]
[WhiteFideId "1020870"]
[BlackFideId "1046098"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4
f6 9. exf6 Nxf6 10. O-O Bd6 11. Nf3 Qc7 12. Bg5 O-O 13. Bh4 Nh5 14. Qc2 h6 15.
Bh7+ Kh8 16. Bg6 Rxf3 17. Bxh5 Rf8 18. Bg3 Bd7 19. Rad1 Be8 20. Bg4 Rf6 21. Nc3
a6 22. Na4 h5 23. Bxd6 Qxd6 24. Bh3 Nb4 25. Qc5 Qxc5 26. Nxc5 Nxa2 27. Bxe6 Bc6
28. Rfe1 Re8 29. Re5 b6 30. Bxd5 bxc5 31. Rxh5+ Rh6 32. Rxh6+ gxh6 33. Bxc6 Rd8
34. d5 Nb4 35. Rc1 Nd3 36. Ra1 Nxb2 37. Rxa6 c4 38. Ra1 Rb8 39. d6 c3 40. d7 Nd3
41. Ra8 Kg7 42. Rxb8 c2 43. Rg8+ Kxg8 44. d8=Q+ Kf7 45. Be8+ Ke6 46. Qc8+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.46"]
[White "Gutkind, Kedem"]
[Black "Keetman, Maaike"]
[Result "0-1"]
[WhiteElo "2066"]
[BlackElo "1899"]
[ECO "B43"]
[Opening "Sicilian"]
[Variation "Kan, 5.Nc3"]
[WhiteFideId "1046519"]
[BlackFideId "1033697"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 Bb4 7. Bd2 Nf6 8. Bd3
O-O 9. Qe2 d6 10. a3 Bc5 11. Nb3 Nc6 12. O-O-O b5 13. g4 Bb7 14. g5 Nd7 15. f4
b4 16. axb4 Nxb4 17. Rhf1 a5 18. Nb5 Nxd3+ 19. Qxd3 Qb6 20. c4 a4 21. Nxc5 Nxc5
22. Qxd6 Bxe4 23. Rde1 Nd3+ 24. Kd1 Nxb2+ 25. Ke2 Bd3+ 26. Kf3 Qxd6 27. Nxd6
Bxf1 28. Rxf1 Rfd8 29. c5 Nd3 30. Be3 a3 31. Nb7 Rdc8 32. Nd6 Rxc5 33. Bxc5 Nxc5
34. Ne4 Nb3 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.47"]
[White "Dirksen, Marieke"]
[Black "Chernukhin, Alexander"]
[Result "1/2-1/2"]
[WhiteElo "2012"]
[BlackElo "2145"]
[ECO "B01"]
[Opening "Scandinavian (centre counter) defence"]
[WhiteFideId "1032160"]
[BlackFideId "24177199"]
[EventDate "2013.12.21"]

1. e4 d5 2. exd5 Qxd5 3. d4 Nf6 4. c4 Qd8 5. h3 c6 6. Nc3 Bf5 7. Be3 e6 8. Nf3
h6 9. Be2 Bd6 10. Qa4 Nbd7 11. Rd1 a6 12. Qb3 b5 13. c5 Bc7 14. Ne5 Bxe5 15.
dxe5 Nd5 16. Nxd5 exd5 17. Qc3 Qe7 18. Bd4 O-O 19. g4 Bh7 20. Qe3 Rfe8 21. f4 f6
22. e6 Qxe6 23. Qxe6+ Rxe6 24. Kd2 Be4 25. Rhg1 g5 26. fxg5 fxg5 27. Rdf1 Rae8
28. Rf2 Bg6 29. Bd3 Bxd3 30. Kxd3 Ne5+ 31. Bxe5 Rxe5 32. Rgf1 Re3+ 33. Kd2 a5
34. Rf6 Re2+ 35. Kd1 R2e6 36. R6f5 R8e7 37. Rf8+ Kg7 38. Ra8 Re2 39. Rff8 Rxb2
40. Rg8+ Kf6 41. Raf8+ Ke5 42. Rg6 Kd4 43. Rxc6 Rb1+ 44. Kc2 Rh1 45. Rf2 Rxh3
46. Rd2+ Kc4 47. Rd6 Kxc5 48. R6xd5+ Kc6 49. Rd6+ Kc7 50. Ra6 Re4 51. Rdd6 Rc4+
52. Kd2 Rh2+ 53. Kd3 Rxa2 54. Rxh6 Ra3+ 55. Kd2 Ra2+ 56. Kd3 Ra3+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.48"]
[White "Majhi, Ankit"]
[Black "Henseler, Jorgen"]
[Result "1-0"]
[WhiteElo "2058"]
[BlackElo "2073"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf"]
[WhiteFideId "1033735"]
[BlackFideId "1023233"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. g4 h6
9. Qd2 Nbd7 10. O-O-O Bb7 11. h4 b4 12. Nce2 d5 13. Bh3 dxe4 14. g5 hxg5 15.
hxg5 exf3 16. Ng3 Nd5 17. g6 Rxh3 18. gxf7+ Kxf7 19. Rxh3 N7f6 20. Nxf3 Qa5 21.
Ne5+ Ke8 22. Qd3 Qxa2 23. Qg6+ Kd8 24. Bb6+ Kc8 25. Qf7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.49"]
[White "Zojer, Thomas"]
[Black "Brookes, Christopher"]
[Result "0-1"]
[WhiteElo "2117"]
[BlackElo "2182"]
[ECO "E92"]
[Opening "King's Indian"]
[Variation "Petrosian system"]
[WhiteFideId "1616986"]
[BlackFideId "4669355"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. d5 Na6 8. Bg5 h6
9. Bh4 c5 10. O-O Nc7 11. Rb1 Bd7 12. b4 cxb4 13. Rxb4 b6 14. Ne1 Na6 15. Rb2
Qc7 16. Qc1 g5 17. Bg3 Nc5 18. f3 Nh5 19. Bf2 Nf4 20. Rc2 a6 21. Bxc5 bxc5 22.
Nd3 h5 23. g3 Nh3+ 24. Kg2 Qd8 25. Nf2 Nxf2 26. Rxf2 f5 27. Bd1 Bh6 28. Rb2 Ra7
29. Ba4 f4 30. Bxd7 Qxd7 31. Qb1 Kg7 32. Rb6 g4 33. Qd1 Rf6 34. Qa4 Qf7 35. Rxa6
Rxa6 36. Qxa6 fxg3 37. hxg3 Rxf3 38. Rb2 Rxg3+ 39. Kxg3 Qf3+ 40. Kh2 Bf4+ 41.
Kg1 Be3+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.50"]
[White "Go, Benjamin"]
[Black "Veltman, Anne"]
[Result "1-0"]
[WhiteElo "2140"]
[BlackElo "2052"]
[ECO "C00"]
[Opening "French"]
[Variation "Two knights variation"]
[WhiteFideId "1014560"]
[BlackFideId "1026917"]
[EventDate "2013.12.21"]

1. e4 e6 2. Nf3 d5 3. Nc3 Bb4 4. e5 c5 5. Nb5 c4 6. c3 Bd7 7. cxb4 Bxb5 8. b3
Qc7 9. Bb2 Bc6 10. a4 a6 11. d3 c3 12. Bxc3 Bxa4 13. Qd2 Bb5 14. Nd4 Bd7 15. b5
Qxe5+ 16. Be2 Nf6 17. O-O O-O 18. Rfc1 h6 19. f4 Qc7 20. Bb4 Qd8 21. Bxf8 Kxf8
22. Qb4+ Kg8 23. bxa6 b6 24. a7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.28"]
[Round "7.51"]
[White "Hummel, Joop"]
[Black "Sandvik, Thomas"]
[Result "0-1"]
[WhiteElo "2006"]
[BlackElo "2083"]
[ECO "A43"]
[Opening "Old Benoni defence"]
[WhiteFideId "1012126"]
[BlackFideId "503231"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. d4 c5 3. d5 b5 4. Bg5 Qb6 5. Bxf6 Qxf6 6. e4 Qxb2 7. Nbd2 g6 8.
Rb1 Qxa2 9. Bxb5 Qa5 10. O-O Qc7 11. e5 Bg7 12. d6 Qd8 13. Ne4 e6 14. Nxc5 O-O
15. Qd4 a5 16. Ba4 Na6 17. Nb7 Bxb7 18. Rxb7 Nb8 19. Qc4 Nc6 20. Bxc6 dxc6 21.
Qc5 a4 22. Nd4 Ra5 23. Qc4 Bxe5 24. Nxc6 Bxh2+ 25. Kxh2 Qxd6+ 26. Kg1 Rc5 27.
Qxa4 Qxc6 28. Qxc6 Rxc6 29. Rc1 Rfc8 30. Rb2 Kg7 31. Kf1 h5 32. Ke2 f5 33. Kd3
Rc3+ 34. Kd2 Kf6 35. Re1 R3c5 36. f4 Rc4 37. Rf1 h4 38. Rf3 Rd4+ 39. Ke2 Rcc4
40. c3 Rxf4 41. Rxf4 Rxf4 42. Kd3 e5 43. c4 Rd4+ 44. Kc3 Rd8 45. c5 f4 46. Kb4
g5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.1"]
[White "L'Ami, Erwin"]
[Black "Andriasian, Zaven"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2645"]
[BlackElo "2610"]
[ECO "D17"]
[Opening "QGD Slav"]
[Variation "Carlsbad variation"]
[WhiteFideId "1007998"]
[BlackFideId "13302000"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7 8. g3
e5 9. dxe5 Nxe5 10. Bf4 Nfd7 11. Bg2 g5 12. Nxe5 gxf4 13. Nxd7 O-O-O 14. Qd4
Qxd7 15. Qxf4 Bd6 16. Qc1 Kb8 17. a5 a6 18. O-O h5 19. h4 Rhg8 20. Ra4 Qc7 21.
Rd1 Rde8 22. Kf1 Ka8 23. Ne4 Bxe4 24. Rxe4 Rxe4 25. Bxe4 Bxg3 26. fxg3 Qxg3 27.
Qc5 Qh3+ 28. Kf2 Qg3+ 29. Kf1 Qh3+ 30. Kf2 Qg3+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.2"]
[White "Bok, Benjamin"]
[Black "Michalik, Peter"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2540"]
[BlackElo "2577"]
[ECO "C65"]
[Opening "Ruy Lopez"]
[Variation "Berlin defence"]
[WhiteFideId "1017063"]
[BlackFideId "14907526"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O d6 7. h3 Ne7 8. Ba4
Ng6 9. d4 Bb6 10. Re1 c6 11. Nbd2 Re8 12. Bc2 Bc7 13. Nf1 d5 14. Bg5 exd4 15.
cxd4 dxe4 16. Bxe4 h6 17. Qb3 hxg5 18. Bxg6 Nd5 19. Rxe8+ Qxe8 20. Re1 Qd8 21.
Bc2 g4 22. hxg4 Bxg4 23. Ne5 Bxe5 24. Rxe5 Qb6 25. Qd3 Nf6 26. Bb3 Rd8 27. Rg5
Bh5 28. Qf5 c5 29. dxc5 Qc6 30. Rxh5 Nxh5 31. Qxf7+ Kh8 32. Qxh5+ Qh6 33. Qf3
Qg5 34. Ne3 Re8 35. Qh3+ Qh6 36. Qxh6+ gxh6 37. Bd5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.3"]
[White "Stukopin, Andrey"]
[Black "Romanov, Evgeny"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2509"]
[BlackElo "2654"]
[ECO "C50"]
[Opening "Giuoco Piano"]
[WhiteFideId "24107131"]
[BlackFideId "4148843"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. f4 d6 8.
fxe5 dxe5 9. Bg5 Qe7 10. Na3 Rg8 11. Kh1 Bd7 12. Qe1 h6 13. Bxf6 gxf6 14. Qf2
Rg4 15. Rae1 Rf4 16. Qe3 Ne6 17. Bxe6 Bxe6 18. Rxf4 exf4 19. Qxf4 Qb4 20. Qc1
O-O-O 21. c3 Qb6 22. Nc2 Bxa2 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.4"]
[White "Rodshtein, Maxim"]
[Black "Klein, David"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2683"]
[BlackElo "2491"]
[ECO "C65"]
[Opening "Ruy Lopez"]
[Variation "Berlin defence"]
[WhiteFideId "2806851"]
[BlackFideId "1003623"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O Re8 7. Bg5 h6 8. Bh4
a6 9. Ba4 b5 10. Bb3 Be7 11. Re1 d6 12. a4 Bd7 13. Nbd2 Na5 14. Bc2 c5 15. axb5
axb5 16. Nf1 Nc6 17. Bb3 Rxa1 18. Qxa1 Na5 19. Bc2 Nc6 20. Bxf6 Bxf6 21. Ne3 Be6
22. Qa6 Qc7 23. Qxb5 Rb8 24. Qa4 Rxb2 25. Nd5 Qb7 26. Nd2 Bd7 27. Rb1 Rxb1+ 28.
Bxb1 Bg5 29. Qb3 Qxb3 30. Nxb3 Be6 31. g3 Bxd5 32. exd5 Ne7 33. h4 Bf6 34. c4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.5"]
[White "Ernst, Sipke"]
[Black "Azaladze, Shota"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2566"]
[BlackElo "2482"]
[ECO "E63"]
[Opening "King's Indian"]
[Variation "fianchetto, Panno variation"]
[WhiteFideId "1004689"]
[BlackFideId "13603027"]
[EventDate "2013.12.21"]

1. d4 d6 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nf6 5. O-O O-O 6. c4 Nc6 7. Nc3 a6 8. Bf4
Rb8 9. c5 Nd7 10. Rc1 h6 11. cxd6 cxd6 12. e4 e5 13. Be3 exd4 14. Nxd4 Nde5 15.
Nd5 Ne7 16. Nxe7+ Qxe7 17. h3 Bd7 18. Qd2 Rbc8 19. b3 Kh7 20. f4 Nc6 21. Ne2 f5
22. Rfd1 fxe4 23. Qxd6 Rf7 24. Qxe7 Rxe7 25. g4 a5 26. Ng3 Nb4 27. Rxc8 Bxc8 28.
Rd8 Bd7 29. Bc5 Rf7 30. Bxe4 Bc6 31. Bxb4 axb4 32. f5 Bxe4 33. Nxe4 gxf5 34. Nd6
Rc7 35. Nxf5 Be5 36. Rd5 Rc1+ 37. Kf2 Rc2+ 38. Kf3 Bc3 39. Rd7+ Kg6 40. Rd6+ Kf7
41. Nxh6+ Kf8 42. g5 Rxa2 43. Nf5 Rb2 44. g6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.6"]
[White "Kohlweyer, Bernd"]
[Black "Kovchan, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2431"]
[BlackElo "2562"]
[ECO "D70"]
[Opening "Neo-Gruenfeld defence"]
[WhiteFideId "4600622"]
[BlackFideId "14103052"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. f3 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Nc3 Bg7 7. Be3 O-O 8. Qd2
Nc6 9. O-O-O Qd6 10. Nb5 Qd7 11. Kb1 Rd8 12. d5 a6 13. Nc3 Na7 14. Bd3 Nb5 15.
Nge2 Nxc3+ 16. Nxc3 Na4 17. Nxa4 Qxa4 18. Qc2 Bd7 19. Bc4 Qxc2+ 20. Kxc2 c5 21.
dxc6 Bxc6 22. Rxd8+ Rxd8 23. b3 Be5 24. h3 Kg7 25. Rd1 Rxd1 26. Kxd1 f5 27. Bd3
Kf6 28. Ke2 h5 29. Bd2 f4 30. Bb4 b5 31. Bd2 g5 32. Bb4 Bd4 33. a4 Bd7 34. axb5
axb5 35. Kd1 g4 36. hxg4 hxg4 37. Ke2 e5 38. Kd1 Kf7 39. Be2 gxf3 40. gxf3 Kf6
41. Bf1 Bb6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.7"]
[White "Novikov, Stanislav"]
[Black "Javakhadze, Zurab"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2556"]
[BlackElo "2451"]
[ECO "C69"]
[Opening "Ruy Lopez"]
[Variation "exchange variation, 5.O-O"]
[WhiteFideId "4125371"]
[BlackFideId "13603647"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Ne7 6. Nxe5 Qd4 7. Qh5 g6 8.
Qg5 Bg7 9. Nf3 Qxe4 10. Re1 Qb4 11. b3 h6 12. Qg3 Be6 13. Ba3 Qa5 14. d4 g5 15.
Bxe7 Kxe7 16. Nbd2 Rad8 17. Nc4 Qc3 18. Rad1 Rhe8 19. Qxc7+ Rd7 20. Qb6 Kf8 21.
Qc5+ Kg8 22. Nd6 Qxc5 23. dxc5 Ree7 24. Nc8 Re8 25. Rxd7 Bxd7 26. Rxe8+ Bxe8 27.
Nd6 Bd7 28. Nxb7 Bc3 29. Kf1 Kf8 30. Nd6 Ke7 31. Ne4 Bb2 32. Ke2 f5 33. Ned2 Be6
34. Ne1 Be5 35. g3 h5 36. Nd3 Bc3 37. Nb1 Ba5 38. Ne5 Bd5 39. c4 Bg2 40. f3 Bc7
41. Nxc6+ Kf7 42. Kf2 Bh3 43. Nc3 f4 44. Nd5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.8"]
[White "Peng, Zhaoqin"]
[Black "Greenfeld, Alon"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2369"]
[BlackElo "2531"]
[ECO "A40"]
[Opening "Queen's pawn"]
[Variation "Keres defence"]
[WhiteFideId "1004786"]
[BlackFideId "2800039"]
[EventDate "2013.12.21"]

1. d4 e6 2. c4 b6 3. Nc3 Bb7 4. a3 f5 5. d5 Nf6 6. g3 Na6 7. Bg2 Nc5 8. Nh3 Bd6
9. O-O O-O 10. Qc2 Be5 11. Be3 Nce4 12. Nxe4 Nxe4 13. Rad1 Qf6 14. Bc1 exd5 15.
cxd5 Rae8 16. f3 Nd6 17. Bg5 Qf7 18. f4 Bf6 19. Qxc7 Bxg5 20. fxg5 Qe7 21. Qc1
Qxe2 22. Nf4 Qe3+ 23. Rf2 Ba6 24. Qxe3 Rxe3 25. Rc1 Bc4 26. Rf3 Rfe8 27. Kf2
Rxf3+ 28. Bxf3 a5 29. Rc3 a4 30. Re3 Kf7 31. Rxe8 Kxe8 32. Ke3 Ke7 33. Kd4 Bb3
34. Be2 Ne4 35. g6 hxg6 36. Nxg6+ Kf6 37. Ne5 Nc5 38. h4 d6 39. Nc6 Bc2 40. Bf3
Bd3 41. g4 fxg4 42. Bxg4 Ba6 43. Nb4 Bf1 44. Nc6 Nb3+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.9"]
[White "Beukema, Stefan"]
[Black "Zakhartsov, Viacheslav V."]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "GM"]
[WhiteElo "2280"]
[BlackElo "2555"]
[ECO "A02"]
[Opening "Bird's opening"]
[WhiteFideId "1024523"]
[BlackFideId "4115333"]
[EventDate "2013.12.21"]

1. f4 c5 2. Nf3 g6 3. g3 Bg7 4. Bg2 Nc6 5. O-O d6 6. e4 Nf6 7. d3 O-O 8. c3 Rb8
9. Nbd2 b5 10. Kh1 b4 11. d4 bxc3 12. bxc3 Ba6 13. e5 Bxf1 14. Qxf1 Nd5 15. Ne4
Qa5 16. Bd2 cxd4 17. cxd4 Qa4 18. Rc1 Rb6 19. Nc3 Nxc3 20. Bxc3 Nb4 21. Nd2 Nxa2
22. Ra1 Rc8 23. Ne4 Qc2 24. Ba5 Rb2 25. exd6 exd6 26. Nxd6 Rcb8 27. Re1 Bxd4 28.
Qf3 Nc3 29. f5 Rb1 30. Rf1 Qe2 31. Qxe2 Nxe2 32. fxg6 hxg6 33. Nxf7 Rxf1+ 34.
Bxf1 Nxg3+ 35. hxg3 Kxf7 36. Kg2 Kg7 37. Bc4 Rc8 38. Bd3 Bc3 39. Ba6 Rc6 40. Bb7
Rc5 41. Bd8 Bf6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.10"]
[White "Spoelman, Wouter"]
[Black "Van Foreest, Jorden"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2585"]
[BlackElo "2326"]
[ECO "D16"]
[Opening "QGD Slav"]
[Variation "Soultanbeieff variation"]
[WhiteFideId "1010891"]
[BlackFideId "1039784"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 e6 6. e4 Bb4 7. e5 Nd5 8. Bd2 b5
9. axb5 Bxc3 10. bxc3 cxb5 11. Ng5 Nc6 12. Qh5 Qe7 13. h4 Bb7 14. Rh3 b4 15. Ne4
O-O 16. Bg5 f6 17. exf6 Nxf6 18. Nxf6+ gxf6 19. Bh6 Rf7 20. Bxc4 bxc3 21. Rxc3
Kh8 22. Rd1 Rg8 23. Kf1 Nb4 24. g3 a5 25. Re1 Nd5 26. Rc2 Qe8 27. Rce2 Re7 28.
Qxe8 Rgxe8 29. Ra2 Rc8 30. Bb3 Rc3 31. Rb1 Ba6+ 32. Kg1 Rb7 33. Rxa5 Nc7 34. Ba2
Kg8 35. Re1 Kf7 36. h5 Bb5 37. d5 exd5 38. Ra8 Ne6 39. Bxd5 Re7 40. Rf8# 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.11"]
[White "Danielian, Elina"]
[Black "Pruijssers, Roeland"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2462"]
[BlackElo "2539"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "13300210"]
[BlackFideId "1013068"]
[EventDate "2013.12.21"]

1. Nf3 d6 2. d4 g6 3. g3 Bg7 4. Bg2 f5 5. O-O Nf6 6. b3 O-O 7. Bb2 Ne4 8. Nbd2
Nc6 9. c4 Nxd2 10. Qxd2 e5 11. dxe5 dxe5 12. Qd5+ Kh8 13. Qxd8 Rxd8 14. Rad1
Rxd1 15. Rxd1 e4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.12"]
[White "Arslanov, Shamil"]
[Black "Burg, Twan"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2403"]
[BlackElo "2490"]
[ECO "E00"]
[Opening "Catalan opening"]
[WhiteFideId "4192826"]
[BlackFideId "1010697"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 c6 7. Qc2 O-O 8. O-O
Nbd7 9. Rd1 b6 10. Bf4 Ba6 11. Ne5 Rc8 12. Nc3 Bxc4 13. Nxc4 dxc4 14. e4 b5 15.
a4 a6 16. axb5 axb5 17. d5 cxd5 18. exd5 e5 19. Bg5 Bc5 20. Ra6 b4 21. Ne4 Nxe4
22. Bxd8 Nxf2 23. Be7 Nxd1+ 24. Bxc5 Nxc5 25. Rc6 Ne3 26. Qf2 c3 27. bxc3 b3 28.
Qxe3 b2 29. Be4 Nxe4 30. Qxe4 Rb8 31. Qb1 f5 32. Rc4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.13"]
[White "Svane, Rasmus"]
[Black "De Jong, Migchiel"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2472"]
[BlackElo "2347"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "4657101"]
[BlackFideId "1002848"]
[EventDate "2013.12.21"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Bg7 5. d4 d6 6. Be2 cxd4 7. exd4 Bg4 8. h3
Bxf3 9. Bxf3 Nh6 10. g4 O-O 11. Be3 f5 12. Bd5+ Kh8 13. Qd2 f4 14. Bxf4 Rxf4 15.
Qxf4 Nxd4 16. O-O-O Qb6 17. Rhe1 Rf8 18. Qe3 e6 19. Bxe6 Rxf2 20. Na4 Rc2+ 21.
Kb1 Qb4 22. Rxd4 Qxa4 23. Bd7 Rxb2+ 24. Kxb2 Qxc4 25. Rd1 Ng8 26. Kb1 Qc5 27.
Be6 Ne7 28. Bb3 Be5 29. Re4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.14"]
[White "Afek, Yochanan"]
[Black "Cernousek, Lukas"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2302"]
[BlackElo "2455"]
[ECO "C02"]
[Opening "French"]
[Variation "advance, Paulsen attack"]
[WhiteFideId "2800462"]
[BlackFideId "311707"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 f6 7. Bd3 fxe5 8. dxe5 c4
9. Bc2 Nge7 10. O-O g6 11. Nbd2 Bg7 12. Qe2 O-O 13. b3 cxb3 14. Nxb3 Qc7 15. Re1
Na5 16. a4 Qxc3 17. Ba3 Nxb3 18. Bxb3 Qxb3 19. Bxe7 Rf4 20. Ra3 Qc4 21. Qd2 Re4
22. Rc1 Qa6 23. Rc7 Rxa4 24. Rac3 Ra1+ 25. Rc1 Qa4 26. Bf6 Bh6 27. Ng5 Bd7 28.
h3 Rc8 29. Kh2 Rxc1 30. Qxc1 Rxc7 31. Qxc7 Qc6 32. Qb8+ Bc8 33. Qxa7 Bf8 34. Qe3
Qc7 35. Qf3 h6 36. Qd3 hxg5 37. Qxg6+ Bg7 38. Qe8+ Kh7 39. Qh5+ Bh6 40. g4 d4
41. h4 gxh4 42. g5 Kg8 43. gxh6 Kh7 44. Qe8 Kxh6 45. Qg8 Qc1 46. Qg7+ Kh5 47.
Qf7+ Kh6 48. Be7 b5 49. Qf6+ Kh5 50. Qf3+ Kg6 51. Qe4+ Kh5 52. Qf3+ Kg6 53. Qg4+
Kf7 54. Bf6 Qh6 55. Qxd4 Kg6 56. Qd3+ Kh5 57. Qe2+ Kg6 58. Qc2+ Kh5 59. Qe2+ Kg6
60. Qe4+ Kf7 61. Qf3 Ke8 62. Kh3 Qh7 63. Kh2 Qf5 64. Qc6+ Bd7 65. Qc5 Qf4+ 66.
Kh3 Qf3+ 67. Kxh4 Qf4+ 68. Kh5 Qf3+ 69. Kh6 Qh3+ 70. Kg5 Qf5+ 71. Kh4 Qf4+ 72.
Kh3 Qf3+ 73. Kh2 Qf4+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.15"]
[White "Donchenko, Alexander"]
[Black "Mostertman, Milan"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2455"]
[BlackElo "2304"]
[ECO "E06"]
[Opening "Catalan"]
[Variation "closed, 5.Nf3"]
[WhiteFideId "24603295"]
[BlackFideId "1025848"]
[EventDate "2013.12.21"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. d4 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 a6 8. Qxc4
b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 Bb7 12. Bf4 Bd6 13. Nbd2 Bxf4 14. gxf4 Qd6 15.
Nb3 Bd5 16. Ne5 Nbd7 17. Rd1 Rac8 18. Nc6 Bxg2 19. Kxg2 Kh8 20. Nba5 Rg8 21. Ne5
Nxe5 22. fxe5 Qd5+ 23. f3 c5 24. exf6 cxd4 25. Qd2 gxf6+ 26. Kh1 Rcd8 27. Qf4
Rg6 28. Nb3 e5 29. Qf5 Kg7 30. Rac1 a5 31. Rc5 Qd6 32. Rxb5 a4 33. Nd2 Qc6 34.
Qd3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.16"]
[White "Garcia Palermo, Carlos"]
[Black "Olsarova, Tereza"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "WIM"]
[WhiteElo "2450"]
[BlackElo "2260"]
[ECO "D12"]
[Opening "QGD Slav"]
[Variation "4.e3 Bf5"]
[WhiteFideId "110124"]
[BlackFideId "325449"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Bg6 7. Nxg6 hxg6 8. Bd3
Nbd7 9. Bd2 Bd6 10. c5 Bc7 11. f4 Ba5 12. Nb1 Bc7 13. b4 Ne4 14. Bxe4 dxe4 15.
O-O Qh4 16. h3 Qg3 17. Nc3 Rxh3 18. Nxe4 Qh2+ 19. Kf2 f5 20. Qb3 O-O-O 21. Rh1
Qxh1 22. Rxh1 Rxh1 23. Ng3 Rh6 24. Qxe6 Kb8 25. Qf7 Nf6 26. Qxg7 Ng4+ 27. Kf3
Rdh8 28. e4 Nh2+ 29. Ke2 fxe4 30. Nxe4 Ng4 31. Qd7 Nh2 32. Nf6 Rd8 33. Qe7 Rhh8
34. Be3 a5 35. bxa5 Bxa5 36. d5 cxd5 37. c6 Bc7 38. Qb4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.17"]
[White "Efroimski, Marsel"]
[Black "Lobzhanidze, Davit"]
[Result "0-1"]
[WhiteTitle "WIM"]
[BlackTitle "IM"]
[WhiteElo "2307"]
[BlackElo "2445"]
[ECO "C48"]
[Opening "Four knights"]
[Variation "Spanish variation"]
[WhiteFideId "2810964"]
[BlackFideId "13600796"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bd6 5. O-O O-O 6. d3 h6 7. a3 Re8 8. Be3
a6 9. Bc4 Bf8 10. b4 d6 11. Nd5 Nxd5 12. Bxd5 Ne7 13. Bb3 Ng6 14. Nd2 Be6 15. c4
Be7 16. Re1 Bg5 17. Nf1 Bxe3 18. Rxe3 a5 19. b5 b6 20. Qd2 Qg5 21. Bd1 Nh4 22.
Rg3 Qxd2 23. Nxd2 Ng6 24. Bg4 Nf4 25. Bxe6 Ne2+ 26. Kf1 Nxg3+ 27. hxg3 fxe6 28.
Nb1 h5 29. Nc3 g5 30. Ke2 Kg7 31. Rd1 g4 32. d4 exd4 33. Rxd4 Rf8 34. Ke3 Rf7
35. Rd2 Kf6 36. Ne2 Rh8 37. Nf4 h4 38. c5 bxc5 39. b6 h3 40. gxh3 gxh3 41. bxc7
Rxc7 42. Rxd6 h2 43. Nd5+ Kf7 44. Nxc7 h1=Q 45. Nxe6 Ke7 46. Rb6 Rh6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.18"]
[White "Heemskerk, Wim"]
[Black "Goudriaan, Etienne"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "FM"]
[WhiteElo "2240"]
[BlackElo "2429"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "1001000"]
[BlackFideId "1021150"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. Nc3 e6 6. O-O a6 7. b3 d6 8. Bb2 Be7
9. d4 cxd4 10. Nxd4 Bxg2 11. Kxg2 Qc7 12. e3 Nbd7 13. f4 Rc8 14. Qf3 h5 15. Rad1
O-O 16. h3 Nc5 17. g4 Qb7 18. Qxb7 Nxb7 19. g5 Nd7 20. g6 Nbc5 21. gxf7+ Kxf7
22. b4 Nb7 23. f5 e5 24. Ne6 Rg8 25. Nd5 Rxc4 26. Kh1 Bf6 27. Rc1 Rgc8 28. Nec7
Rxc1 29. Rxc1 a5 30. a3 Bd8 31. Kg2 Bxc7 32. Nxc7 Nf6 33. Kf3 g5 34. fxg6+ Kxg6
35. e4 Nd8 36. Nb5 Rxc1 37. Bxc1 Nf7 38. bxa5 bxa5 39. Bd2 d5 40. exd5 Ng5+ 41.
Kg2 Nxd5 42. h4 Ne6 43. Bxa5 Kf5 44. Nd6+ Kg4 45. Be1 Nc5 46. Bf2 Na4 47. Bg3
Nf4+ 48. Kf2 Nb2 49. Bh2 Ng6 50. Ke3 Kh3 51. Bg1 Kg2 52. a4 Kxg1 53. a5 Na4 54.
a6 Nb6 55. Ne8 Nxh4 56. Nf6 Ng2+ 57. Ke4 h4 58. Ng4 h3 59. a7 Na8 60. Kf3 Nh4+
61. Kg3 Nf5+ 62. Kf3 Nh6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.19"]
[White "Struik, Tjapko"]
[Black "Willemze, Thomas"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2262"]
[BlackElo "2421"]
[ECO "B11"]
[Opening "Caro-Kann"]
[Variation "two knights, 3...Bg4"]
[WhiteFideId "1011243"]
[BlackFideId "1007238"]
[EventDate "2013.12.21"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. d3 e6 7. Bd2 Nbd7 8. g4
h6 9. h4 Qb6 10. O-O-O O-O-O 11. Bh3 dxe4 12. dxe4 Ne5 13. Qe2 g5 14. hxg5 hxg5
15. Bxg5 Rxd1+ 16. Rxd1 Bg7 17. Be3 Qa5 18. Bg2 Nfxg4 19. Bd2 Rd8 20. f4 Nf2 21.
fxe5 Nxd1 22. Qxd1 Qxe5 23. Qf1 Qg3 24. Bf4 Qh4 25. Be3 Bxc3 26. bxc3 Rg8 27.
Qxf7 Rxg2 28. Qxe6+ Kd8 29. Qd6+ Ke8 30. Qb8+ Kf7 31. Qxb7+ Kg8 32. Qc8+ Kh7 33.
Qf5+ Rg6 34. Bxa7 Qg5+ 35. Qxg5 Rxg5 36. Bd4 Ra5 37. Kb2 c5 38. Kb3 cxd4 39.
cxd4 Kg6 40. c4 Kf6 41. a4 Ke6 42. Kb4 Ra8 43. a5 Rb8+ 44. Kc5 Rc8+ 45. Kb5 Rb8+
46. Kc6 Rc8+ 47. Kb5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.20"]
[White "Simonian, Tigran"]
[Black "Christiansen, Johan-Sebastian"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2401"]
[BlackElo "2217"]
[ECO "E15"]
[Opening "Queen's Indian"]
[Variation "Nimzovich variation (exaggerated fianchetto)"]
[WhiteFideId "13303597"]
[BlackFideId "1512668"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qc2 Bb7 6. Bg2 c5 7. d5 exd5 8. cxd5
Nxd5 9. O-O Be7 10. Rd1 Nc6 11. a3 Nc7 12. Nc3 O-O 13. e4 Qc8 14. e5 Ne6 15. Nd5
Bd8 16. Qe4 Ne7 17. Ng5 Nxg5 18. Nxe7+ Bxe7 19. Qxb7 Qxb7 20. Bxb7 Rad8 21. Bxg5
Bxg5 22. Rd3 Rfe8 23. Rad1 Re7 24. f4 Bh6 25. Kg2 Kf8 26. Bc6 Ke8 27. Kf3 g6 28.
Bb5 Bg7 29. Rd6 Bh8 30. h4 Bg7 31. Kg4 Bh6 32. h5 Bf8 33. a4 Bh6 34. b3 Bg7 35.
Kg5 h6+ 36. Kg4 gxh5+ 37. Kxh5 Bf8 38. R1d3 Bg7 39. R3d5 Kf8 40. Bxd7 Kg8 41.
Bb5 Rc8 42. Rd7 Rc7 43. Rd8+ Bf8 44. Ra8 a6 45. Rdd8 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.21"]
[White "L'Ami, Alina"]
[Black "Klapwijk, Bram"]
[Result "1-0"]
[WhiteTitle "WGM"]
[WhiteElo "2390"]
[BlackElo "2039"]
[ECO "E59"]
[Opening "Nimzo-Indian"]
[Variation "4.e3, main line"]
[WhiteFideId "1210246"]
[BlackFideId "1009133"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3
Bxc3 9. bxc3 dxc4 10. Bxc4 Qc7 11. Bb5 Bd7 12. a4 cxd4 13. cxd4 Na5 14. Bd2 Rfc8
15. Ne5 Be8 16. Rc1 Qd8 17. Bxe8 Nxe8 18. Qh5 g6 19. Nxg6 hxg6 20. Qxa5 Qxa5 21.
Bxa5 Rxc1 22. Rxc1 Nd6 23. Bb4 Rc8 24. Rxc8+ Nxc8 25. a5 f5 26. Kf1 Kf7 27. Ke2
b6 28. a6 Ne7 29. Bxe7 Kxe7 30. h4 Kd6 31. f3 Kd5 32. g4 fxg4 33. fxg4 Ke4 34.
h5 gxh5 35. gxh5 Kf5 36. e4+ Kg5 37. d5 exd5 38. exd5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.22"]
[White "Balje, Jan"]
[Black "Chytilek, Roman"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2198"]
[BlackElo "2374"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "1004085"]
[BlackFideId "304980"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 d6 6. O-O c6 7. Nc3 Qb6 8. Re1
Bg4 9. b3 Qa5 10. Bb2 Qh5 11. Qd3 Nbd7 12. Nh4 Qa5 13. h3 Be6 14. e4 Nb8 15. f4
Bc8 16. Kh2 Nfd7 17. e5 dxe5 18. dxe5 Nc5 19. Qc2 Qb6 20. Ne4 Nxe4 21. Bxe4 Nd7
22. Rad1 Nc5 23. Bd4 Qb4 24. Bg2 Be6 25. f5 gxf5 26. Nxf5 Bxf5 27. Qxf5 e6 28.
Qg5 Qa5 29. Qe7 b6 30. Bxc5 Qxc5 31. Qxc5 bxc5 32. Rd7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.23"]
[White "Offringa, Joost"]
[Black "Pijpers, Arthur"]
[Result "0-1"]
[WhiteElo "2178"]
[BlackElo "2366"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "closed"]
[WhiteFideId "1025880"]
[BlackFideId "1019554"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nc3 g6 3. d3 Bg7 4. Be3 d6 5. Qd2 Nc6 6. Nge2 h5 7. Nf4 Nf6 8. Be2
Ng4 9. Bxg4 hxg4 10. Nd1 b6 11. c3 Ba6 12. b3 Qd7 13. Rc1 O-O-O 14. a4 g5 15.
Ne2 d5 16. b4 dxe4 17. d4 Bd3 18. dxc5 Ne5 19. cxb6 Qxa4 20. Nb2 Qa6 21. bxa7
Kb7 22. Bd4 Rd5 23. Qe3 Qa2 24. c4 Rxd4 25. Nxd4 Qxb2 26. c5 Qxb4+ 27. Kd1 Nc4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.24"]
[White "Bellia, Fabrizio"]
[Black "Schippers, Maurice"]
[Result "0-1"]
[WhiteTitle "IM"]
[WhiteElo "2424"]
[BlackElo "2216"]
[ECO "A46"]
[Opening "Queen's pawn game"]
[WhiteFideId "800511"]
[BlackFideId "1004735"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 d6 3. g3 c5 4. c4 g6 5. Nc3 cxd4 6. Nxd4 Bg7 7. Bg2 O-O 8. O-O
a6 9. b3 Nbd7 10. Bb2 Rb8 11. Rc1 Nc5 12. Nd5 Nxd5 13. cxd5 Qb6 14. Qd2 Bd7 15.
Rc2 Rfc8 16. Rfc1 a5 17. h4 h5 18. Rc4 Na6 19. e3 Rxc4 20. Rxc4 Rc8 21. Rxc8+
Bxc8 22. Bc3 a4 23. b4 Bd7 24. b5 Nc7 25. Qb2 Qc5 26. e4 a3 27. Qd2 Nxb5 28.
Nxb5 Bxb5 29. Bb4 Qd4 30. Qxd4 Bxd4 31. Bf1 Bxf1 32. Kxf1 Bc5 33. Be1 b5 34. Ke2
b4 35. Kd3 b3 36. axb3 a2 37. Bc3 Bxf2 38. b4 Be1 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.25"]
[White "Von Meijenfeldt, Bart"]
[Black "Hendriks, Willy"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "2207"]
[BlackElo "2396"]
[ECO "E69"]
[Opening "King's Indian"]
[Variation "fianchetto, classical main line"]
[WhiteFideId "1032259"]
[BlackFideId "1000713"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 d6 3. c4 g6 4. Nc3 Bg7 5. g3 O-O 6. Bg2 Nbd7 7. O-O e5 8. e4 c6
9. h3 Qa5 10. Be3 Nb6 11. Qd3 exd4 12. Nxd4 Qa6 13. b3 d5 14. exd5 Nfxd5 15.
Nxd5 cxd5 16. Rac1 Bd7 17. Rfd1 dxc4 18. bxc4 Na4 19. c5 Qxd3 20. Rxd3 Rac8 21.
c6 bxc6 22. Nxc6 Bxc6 23. Bxc6 Nb6 24. a4 Rfd8 25. Rxd8+ Rxd8 26. a5 Nc8 27. Bf3
Be5 28. Bg2 f5 29. Bf3 Bb8 30. Bg5 Rf8 31. Rd1 Bd6 32. Bh6 Re8 33. Bc6 Rd8 34.
Bd5+ Kh8 35. Be6 Ne7 36. Bf4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.26"]
[White "Estremera Panos, Sergio"]
[Black "Dehn, Marcus"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2365"]
[BlackElo "2135"]
[ECO "A43"]
[Opening "Old Benoni"]
[Variation "Mujannah formation"]
[WhiteFideId "2200864"]
[BlackFideId "4667093"]
[EventDate "2013.12.21"]

1. d4 c5 2. d5 f5 3. g4 d6 4. gxf5 Bxf5 5. Nc3 e5 6. e4 Bg6 7. h4 Be7 8. h5 Bf7
9. Be3 Nh6 10. Nh3 Nd7 11. Be2 a6 12. a4 Qa5 13. Rg1 Bf6 14. Ra3 O-O-O 15. Qd2
c4 16. Nb1 Qc7 17. Rc3 b5 18. axb5 axb5 19. Na3 Nc5 20. Nxb5 Nxe4 21. Nxc7 Nxd2
22. Nb5 Ne4 23. Rxc4+ Nc5 24. Nxd6+ Rxd6 25. Rxc5+ Kd8 26. c4 Kd7 27. Ra5 Rb8
28. Bc5 Rb7 29. b4 e4 30. Kd2 Nf5 31. Bg4 g6 32. Re1 Bd8 33. Ra8 Rf6 34. hxg6
hxg6 35. Ng5 Kc7 36. Nxe4 Rfb6 37. Bxb6+ Rxb6 38. Ra7+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.27"]
[White "Dijkhuis, Tycho"]
[Black "Zakhartsov, Vladimir"]
[Result "0-1"]
[WhiteElo "2202"]
[BlackElo "2358"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "1036564"]
[BlackFideId "4145097"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. h3
Nc6 9. Qf3 Rc8 10. O-O-O Qc7 11. Kb1 Be7 12. g4 h6 13. Qg2 b5 14. f4 Na5 15. Bd3
Nc4 16. Bc1 exf4 17. Bxf4 Nxb2 18. Nxb5 axb5 19. Kxb2 O-O 20. Kb1 Ra8 21. Qf2
Qc6 22. Qd4 Ra4 23. Qb2 Nxe4 24. Bxe4 Qxe4 25. Bd2 Rfa8 26. Rhe1 Qc4 27. Nc1 Bf6
28. c3 Rxa2 29. Nxa2 Rxa2 30. Qb4 Qd3+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.28"]
[White "Theulings, Paul-Peter"]
[Black "Minko, Vladimir"]
[Result "1/2-1/2"]
[WhiteTitle "CM"]
[BlackTitle "FM"]
[WhiteElo "2130"]
[BlackElo "2327"]
[ECO "D38"]
[Opening "QGD"]
[Variation "Ragozin variation"]
[WhiteFideId "1002899"]
[BlackFideId "24146706"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Bb4 5. cxd5 exd5 6. Bg5 Nbd7 7. Qc2 c5 8.
dxc5 Qa5 9. Bd2 Qxc5 10. a3 Bxc3 11. Qxc3 Ne4 12. Qxc5 Ndxc5 13. Be3 Be6 14. Nd4
Rc8 15. g3 Nd6 16. Bg2 Nc4 17. Bc1 Na5 18. Be3 Na4 19. b3 Nc5 20. b4 Ncb3 21.
Rd1 Nxd4 22. Bxd4 Nc4 23. Bxg7 Rg8 24. Bd4 Nxa3 25. Bxa7 Nc2+ 26. Kd2 Nxb4 27.
Rb1 Rc2+ 28. Kd1 Rc4 29. Kd2 Rc2+ 30. Ke1 Rc4 31. Kd2 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.29"]
[White "Van Osch, Mees"]
[Black "Pel, Bonno"]
[Result "1-0"]
[BlackTitle "FM"]
[WhiteElo "2139"]
[BlackElo "2313"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "1035967"]
[BlackFideId "1004760"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 a6 5. h4 h5 6. Nh3 b5 7. Bd3 Nd7 8. O-O c5
9. dxc5 Nxc5 10. Ng5 Bb7 11. a4 b4 12. Na2 Nh6 13. Nxb4 Bxb2 14. Rb1 Bg7 15. Qe2
Nxd3 16. Nxd3 Bc6 17. Bb6 Qd7 18. e5 dxe5 19. Nxe5 Bxe5 20. Qxe5 O-O 21. Rfe1
Nf5 22. Red1 Qc8 23. Qf4 Qe8 24. a5 Ba4 25. Rdc1 Rc8 26. c3 Bb5 27. c4 Bc6 28.
Re1 Ba8 29. c5 Qc6 30. f3 Qf6 31. Rbd1 Bc6 32. Rd2 Rfe8 33. Re5 Nxh4 34. Qxf6
exf6 35. Rxe8+ Rxe8 36. Ne4 Re6 37. Bd8 f5 38. Ng5 Re1+ 39. Kf2 Re5 40. Bf6 Rd5
41. Rxd5 Bxd5 42. g3 Nxf3 43. Nxf3 Kf8 44. Ne5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.30"]
[White "Stolwijk, Colin"]
[Black "Molinaroli, Martin"]
[Result "1/2-1/2"]
[WhiteElo "2041"]
[BlackElo "2269"]
[ECO "B14"]
[Opening "Caro-Kann"]
[Variation "Panov-Botvinnik attack, 5...g6"]
[WhiteFideId "1033743"]
[BlackFideId "4606604"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. cxd5 O-O 8. Be3
Nxd5 9. Bc4 Nxc3 10. bxc3 Qc7 11. Nd2 Nc6 12. Rc1 b6 13. O-O Bb7 14. Bb3 e6 15.
Qe2 Ne7 16. Nf3 Rac8 17. Rfd1 Nf5 18. c4 Rfd8 19. d5 Nxe3 20. Qxe3 exd5 21. cxd5
Qd6 22. Rxc8 Rxc8 23. Ng5 h6 24. Ne4 Qb4 25. Qf4 Qe7 26. Nd6 Qc7 27. Qg3 Rd8 28.
Nxb7 Qxb7 29. d6 Qe4 30. Bd5 Qf5 31. Qa3 Bf8 32. Bb3 Bxd6 33. Qxa7 Kg7 34. Qxb6
Bxh2+ 35. Kxh2 Qh5+ 36. Kg3 Rxd1 37. Bxd1 Qxd1 38. Qb2+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.31"]
[White "Burg, Brent"]
[Black "Lopez, Jasel"]
[Result "1/2-1/2"]
[BlackTitle "CM"]
[WhiteElo "2227"]
[BlackElo "2179"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "1019465"]
[BlackFideId "15900045"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. b4 e6 3. a3 d5 4. Bb2 Bd6 5. e3 O-O 6. c4 dxc4 7. Bxc4 Nbd7 8. O-O
Qe7 9. Nc3 c6 10. d4 e5 11. dxe5 Nxe5 12. Be2 Rd8 13. Qc2 Nfg4 14. g3 Qf6 15.
Nxe5 Bxe5 16. h3 Nh6 17. Kg2 Bf5 18. e4 Bxc3 19. Bxc3 Bxe4+ 20. Qxe4 Qxc3 21.
Rfc1 Qf6 22. Rab1 a6 23. a4 Nf5 24. Bd3 g6 25. b5 axb5 26. axb5 Rd4 27. Qf3 Ra3
28. bxc6 bxc6 29. Rd1 Nh4+ 30. gxh4 Qxf3+ 31. Kxf3 Raxd3+ 32. Rxd3 Rxd3+ 33. Kg2
h5 34. Rc1 Rd6 35. Kf3 Rf6+ 36. Ke3 Kf8 37. f4 Ke7 38. Ke4 Re6+ 39. Kd4 Kd6 40.
f5 gxf5 41. Rf1 Re5 42. Kd3 Ke6 43. Rc1 c5 44. Rc4 Rd5+ 45. Ke3 Ke5 46. Kf3 Kd6
47. Ra4 Rd3+ 48. Ke2 Rxh3 49. Rf4 Ke5 50. Rc4 Ra3 51. Rxc5+ Kf4 52. Rc7 Ra2+ 53.
Kf1 Kg3 54. Rxf7 f4 55. Rg7+ Kf3 56. Kg1 Ra1+ 57. Kh2 Ke4 58. Kg2 Ra2+ 59. Kg1
Ke3 60. Re7+ Kf3 61. Rg7 Ra1+ 62. Kh2 Ke3 63. Rb7 Ra6 64. Re7+ Kf2 65. Rf7 f3
66. Rb7 Ra2 67. Rb3 Re2 68. Kh3 Re4 69. Rb2+ Ke3 70. Rb3+ Kf4 71. Rb2 Ra4 72.
Rb3 Rd4 73. Ra3 Rd1 74. Ra4+ Ke3 75. Ra3+ Ke2 76. Ra2+ Rd2 77. Ra1 Kf2 78. Rb1
Ra2 79. Rb3 Ra4 80. Rb2+ Ke3 81. Rb3+ Kf4 82. Rb2 Re4 83. Ra2 Rc4 84. Ra3 Rb4
85. Ra2 Rb3 86. Ra4+ Ke3 87. Ra2 Rd3 88. Kg3 Rb3 89. Rf2 Ke4 90. Ra2 Rb7 91.
Ra4+ Ke3 92. Ra3+ Ke2 93. Ra2+ Ke3 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.32"]
[White "Mager, Denis"]
[Black "Hoeksema, Hendrik Pieter"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2060"]
[BlackElo "2369"]
[ECO "A22"]
[Opening "English opening"]
[WhiteFideId "24691127"]
[BlackFideId "1000454"]
[EventDate "2013.12.21"]

1. c4 e5 2. Nc3 Nf6 3. e3 Nc6 4. d4 Bb4 5. Nf3 Bxc3+ 6. bxc3 d6 7. c5 e4 8. Nd2
d5 9. c4 Be6 10. Rb1 Rb8 11. Qc2 O-O 12. Be2 Re8 13. O-O dxc4 14. Nxc4 Nd5 15.
Bd2 f5 16. Rb2 f4 17. Qxe4 Bg4 18. Qd3 Bxe2 19. Qxe2 Nxd4 20. Qg4 Nf6 21. Qd1
fxe3 22. Bxe3 Nc6 23. Qxd8 Rexd8 24. Rfb1 b5 25. cxb6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.33"]
[White "Senders, Mischa"]
[Black "Berkovich, Mark A"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2058"]
[BlackElo "2366"]
[ECO "C41"]
[Opening "Philidor"]
[Variation "exchange variation"]
[WhiteFideId "1038370"]
[BlackFideId "2801639"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bf4 O-O 7. Qd2 Nc6 8.
O-O-O Nxd4 9. Qxd4 Be6 10. Bc4 Ng4 11. Nd5 Bxd5 12. Bxd5 Bf6 13. Qd2 a5 14. h3
Ne5 15. a3 c6 16. Ba2 Qb6 17. Be3 Qb5 18. Bd4 Rad8 19. f4 Nd7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.34"]
[White "Schoehuijs, Erik"]
[Black "De Groot, Hendrik"]
[Result "1-0"]
[WhiteElo "2180"]
[BlackElo "2063"]
[ECO "A41"]
[Opening "Old Indian defence"]
[WhiteFideId "1004425"]
[BlackFideId "1037021"]
[EventDate "2013.12.21"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng5 f5 5. Nc3 Nf6 6. g3 Be7 7. Bg2 c6 8. d5 cxd5
9. cxd5 O-O 10. O-O h6 11. Nh3 Nbd7 12. Be3 Ng4 13. Bd4 Bf6 14. f3 exf3 15. exf3
Nge5 16. Nf4 Nc5 17. Nh5 g6 18. Nxf6+ Rxf6 19. f4 Ned3 20. Rf3 Nxb2 21. Qe2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.35"]
[White "Ypma, Peter"]
[Black "Vos, Tjark"]
[Result "1-0"]
[WhiteElo "2179"]
[BlackElo "2085"]
[ECO "A45"]
[Opening "Queen's pawn"]
[Variation "Bronstein gambit"]
[WhiteFideId "1027255"]
[BlackFideId "1020870"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. g4 Nxg4 3. e4 d6 4. Bg5 c5 5. d5 g6 6. Nc3 a6 7. Be2 Nf6 8. f4 b5
9. e5 b4 10. Na4 dxe5 11. fxe5 Qxd5 12. Qxd5 Nxd5 13. O-O-O Bb7 14. Bf3 e6 15.
Nb6 Ra7 16. Bxd5 Bxd5 17. Nf3 Be7 18. Nxd5 Bxg5+ 19. Nxg5 exd5 20. Rxd5 Rc7 21.
Ne4 Nd7 22. Rf1 Ke7 23. Ng5 h6 24. Rxf7+ Ke8 25. e6 hxg5 26. Rfxd7 Rxd7 27.
exd7+ Kd8 28. Rxc5 Kxd7 29. Rxg5 Rxh2 30. Rxg6 a5 31. Rg5 a4 32. Rg4 a3 33. b3
Rh1+ 34. Kd2 Ra1 35. Rxb4 Rxa2 36. Rb6 Kc7 37. Rh6 Ra1 38. Kc3 Kb7 39. Rh5 Kb6
40. Rh6+ Kb7 41. Rh4 Kb6 42. Ra4 Kb5 43. Ra8 Kb6 44. Kb4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.36"]
[White "Keetman, Maaike"]
[Black "Beerdsen, Thomas"]
[Result "1-0"]
[WhiteElo "1899"]
[BlackElo "2154"]
[ECO "D43"]
[Opening "QGD semi-Slav"]
[WhiteFideId "1033697"]
[BlackFideId "1030108"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. cxd5 exd5 6. Bg5 Be7 7. Qc2 O-O 8. e3
Re8 9. Bd3 h6 10. Bh4 Be6 11. O-O Nbd7 12. Rab1 c5 13. h3 Rc8 14. Bg3 a6 15. Qd2
c4 16. Bc2 b5 17. a3 Qb6 18. Ra1 a5 19. Ne5 Red8 20. f3 b4 21. axb4 axb4 22. Na4
Qb5 23. Qe2 Ne8 24. Rfd1 Nxe5 25. Bxe5 b3 26. Nc3 Qc6 27. Bb1 Bb4 28. Qe1 f6 29.
Bf4 Bf7 30. e4 dxe4 31. fxe4 Nd6 32. e5 Nb5 33. Qg3 fxe5 34. Bxe5 Bf8 35. Be4
Qe8 36. Ra6 Nxc3 37. bxc3 g5 38. h4 Bg7 39. Bxg7 Qxe4 40. Bxh6 Qxh4 41. Qe5 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.37"]
[White "Markus, John Raymond"]
[Black "Mollema, Thomas"]
[Result "1/2-1/2"]
[WhiteElo "2118"]
[BlackElo "1977"]
[ECO "A82"]
[Opening "Dutch"]
[Variation "Staunton gambit"]
[WhiteFideId "1001213"]
[BlackFideId "1034987"]
[EventDate "2013.12.21"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. f3 d5 5. Bg5 Bf5 6. Qd2 exf3 7. Nxf3 e6 8. a3
Be7 9. O-O-O Nc6 10. Bb5 O-O 11. Bxc6 bxc6 12. Ne5 Qe8 13. Qe2 Rb8 14. g4 Be4
15. Rhf1 c5 16. Bxf6 gxf6 17. Nxe4 fxe5 18. Nxc5 Bxc5 19. dxc5 e4 20. g5 Qe7 21.
Qe3 c6 22. h4 Qg7 23. c3 Rb7 24. Qh3 Qe5 25. Rxf8+ Kxf8 26. Rf1+ Rf7 27. Rxf7+
Kxf7 28. Qg4 Kg7 29. h5 d4 30. cxd4 Qxd4 31. h6+ Kg6 32. Qxe6+ Kxg5 33. Qe7+ Kh5
34. Qd6 Qe3+ 35. Kc2 Qf2+ 36. Kc3 e3 37. Qe5+ Kxh6 38. Kd3 Qd2+ 39. Ke4 e2 40.
Qf6+ Kh5 41. Qf7+ Kg4 42. Qf3+ Kh4 43. Qf2+ Kh5 44. Qf7+ Kh4 45. Qf2+ Kh3 46.
Qf3+ Kh2 47. Qf2+ Kh1 48. Qf3+ Kh2 49. Qf2+ Kh3 50. Qf3+ Kh4 51. Qf2+ Kg5 52.
Qf5+ Kh6 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.38"]
[White "Gerlagh, Joris"]
[Black "Zojer, Stefan"]
[Result "1-0"]
[WhiteElo "2032"]
[BlackElo "2089"]
[ECO "C45"]
[Opening "Scotch"]
[Variation "Mieses variation"]
[WhiteFideId "1038834"]
[BlackFideId "1616455"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8.
c4 Ba6 9. b3 g6 10. g3 Bg7 11. Bb2 O-O 12. Bg2 Rae8 13. O-O f6 14. Qd2 fxe5 15.
Qa5 Nb4 16. Nd2 Bc8 17. Ba3 c5 18. Bxb4 cxb4 19. Bd5+ Kh8 20. Qxc7 e4 21. Rae1
Bd4 22. Rxe4 Qf6 23. Rxe8 Rxe8 24. Ne4 Qf3 25. Qd6 Rf8 26. Ba8 Bg7 27. Qd1 Qf5
28. Bd5 Qe5 29. f4 Qb2 30. Qd2 Re8 31. Qxb2 Bxb2 32. Kg2 d6 33. Nxd6 Re2+ 34.
Kf3 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.39"]
[White "Umudova, Nargiz"]
[Black "Van Foreest, Lucas"]
[Result "0-1"]
[WhiteTitle "WIM"]
[WhiteElo "2255"]
[BlackElo "2120"]
[ECO "C97"]
[Opening "Ruy Lopez"]
[Variation "closed, Chigorin defence"]
[WhiteFideId "13402137"]
[BlackFideId "1039792"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3
O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Bd7 13. Nf1 Rfe8 14. b3 g6 15. Bg5
Nh5 16. Bxe7 Rxe7 17. Ne3 Nf6 18. Nh2 cxd4 19. cxd4 Nc6 20. dxe5 dxe5 21. Rc1
Qb6 22. Nhg4 Bxg4 23. hxg4 Rd8 24. Qf3 Nd4 25. Qh3 Rc7 26. Qh4 Nxc2 27. Nxc2
Rdc8 28. g5 Ne8 29. Re3 Rxc2 30. Rxc2 Rxc2 31. Rh3 h5 32. gxh6 Qf6 33. Qg3 Kh7 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.40"]
[White "Vereggen, Lars"]
[Black "Lyell, Mark"]
[Result "1-0"]
[BlackTitle "FM"]
[WhiteElo "2147"]
[BlackElo "2247"]
[ECO "A96"]
[Opening "Dutch"]
[Variation "classical variation"]
[WhiteFideId "1029258"]
[BlackFideId "402354"]
[EventDate "2013.12.21"]

1. d4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. O-O O-O 6. c4 d6 7. b3 a5 8. a3 Ne4
9. Bb2 Bf6 10. Nbd2 Nc6 11. e3 Nxd2 12. Qxd2 a4 13. b4 Qe7 14. Rfe1 e5 15. e4
fxe4 16. Rxe4 Bf5 17. Ree1 e4 18. d5 Ne5 19. Nxe5 Bxe5 20. Re3 Rae8 21. Rae1 Qf6
22. Bxe5 Rxe5 23. Qc2 Bg6 24. Rf1 Re7 25. Qxa4 Qd4 26. Qb3 Ref7 27. Qc3 Qa7 28.
Qd2 Qa4 29. Qe2 c6 30. Qd2 Rf6 31. Qe2 Qa6 32. Qc2 cxd5 33. cxd5 Qa7 34. Qd2 h6
35. Rc3 Kh7 36. Qe3 Qxe3 37. Rxe3 Rc8 38. Bxe4 Bxe4 39. Rxe4 Rc2 40. Rd4 Rf3 41.
a4 Ra3 42. a5 Raa2 43. Rf4 Rd2 44. Rf7 Rxd5 45. Rxb7 Rdd2 46. Rf7 Rdb2 47. Rf4
g5 48. Rd4 Kg7 49. Rxd6 Rxb4 50. Rc1 Rb7 51. Rcc6 Rxa5 52. Rxh6 Rb2 53. Rhd6 Rb7
54. Rg6+ Kh7 55. Rh6+ Kg7 56. Rcg6+ Kf7 57. Rb6 Kg7 58. Rxb7+ Kxh6 59. Rb6+ Kg7
60. Rb4 Kg6 61. h4 Kh5 62. hxg5 Kxg5 63. Kg2 Ra2 64. Rb8 Kg4 65. Rg8+ Kf5 66.
Rf8+ Kg4 67. Rf4+ Kg5 68. Kh3 Ra1 69. Rf8 Rh1+ 70. Kg2 Ra1 71. f4+ Kg4 72. Rg8+
Kf5 73. Rg5+ Kf6 74. Kh3 Rh1+ 75. Kg4 Rg1 76. Ra5 Rg2 77. Ra6+ Kg7 78. f5 Kf7
79. Kf4 Rg1 80. g4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.41"]
[White "Maris, Ivo"]
[Black "Majhi, Ankit"]
[Result "1/2-1/2"]
[WhiteElo "2161"]
[BlackElo "2058"]
[ECO "E98"]
[Opening "King's Indian"]
[Variation "orthodox, Aronin-Taimanov, 9.Ne1"]
[WhiteFideId "1028146"]
[BlackFideId "1033735"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7
9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. a4 Ng6 14. a5 a6 15. Nd3 Rf7 16.
c5 Bf8 17. c6 Nf6 18. Qb3 bxc6 19. dxc6 Qe8 20. Nb4 Rb8 21. Qc4 g4 22. fxg4 Nxg4
23. Bxg4 Bxg4 24. Nxa6 f3 25. Nd5 Qe6 26. Bg3 Rxb2 27. Ra2 f2+ 28. Bxf2 Be2 29.
Qxe2 Rxe2 30. Rxe2 Nf4 31. Nxf4 exf4 32. Rc1 Bh6 33. Rcc2 Qe5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.42"]
[White "Lee, Kai Jie Edward"]
[Black "Dijkhuis, Sven"]
[Result "0-1"]
[WhiteElo "2145"]
[BlackElo "1941"]
[ECO "B86"]
[Opening "Sicilian"]
[Variation "Sozin attack"]
[WhiteFideId "5802920"]
[BlackFideId "1036556"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. O-O O-O 8. Be3
d5 9. exd5 exd5 10. Bb3 Bb4 11. Bg5 Bxc3 12. bxc3 Nbd7 13. Qf3 Qa5 14. Nf5 Ne4
15. Bf4 Ndf6 16. Be5 Re8 17. Bd4 Qc7 18. Rfe1 Bxf5 19. Qxf5 Qc6 20. Re3 Re6 21.
Rae1 Rae8 22. Bxf6 Nxf6 23. Qd3 b5 24. Qd4 a6 25. h3 h6 26. a4 Rxe3 27. Rxe3
Rxe3 28. fxe3 Kf8 29. a5 Ke8 30. Kf1 Ke7 31. g4 Qd6 32. Qa7+ Nd7 33. Qb7 Qh2 34.
Qxd5 Qxh3+ 35. Kf2 Qh4+ 36. Kf3 Qf6+ 37. Kg2 Ne5 38. Qb7+ Ke8 39. Bd5 g5 40. Be4
Kf8 41. Bf5 Qd6 42. Kh3 Nc4 43. Qa8+ Kg7 44. Bc8 Nxe3 45. Qxa6 Qf4 46. Qb7 h5
47. a6 h4 48. Qg2 Nxg2 49. Kxg2 Qg3+ 50. Kh1 h3 51. Bb7 f5 52. a7 Qe1+ 53. Kh2
Qf2+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.43"]
[White "Calzetta Ruiz, Monica"]
[Black "Khelaia, Giorgi"]
[Result "1-0"]
[WhiteTitle "WGM"]
[WhiteElo "2234"]
[BlackElo "2110"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "2204185"]
[BlackFideId "13604600"]
[EventDate "2013.12.21"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Qd2 b5 6. Bd3 Nd7 7. Nf3 Nb6 8. h3 Nf6
9. Bh6 O-O 10. Bxg7 Kxg7 11. b3 a6 12. a4 b4 13. Ne2 a5 14. Ng3 h6 15. O-O Qc7
16. c3 c5 17. cxb4 axb4 18. Rac1 Ne8 19. Rfe1 e5 20. dxe5 dxe5 21. Qe3 Ra5 22.
Bb5 Nd7 23. Red1 f6 24. Nh4 Rh8 25. Ngf5+ gxf5 26. Qg3+ Kf7 27. Bc4+ Ke7 28.
Ng6+ Kd8 29. Nxh8 f4 30. Qg8 Bb7 31. Bf7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.44"]
[White "Stavast, Dick"]
[Black "Hulshof, Peter"]
[Result "0-1"]
[WhiteElo "2066"]
[BlackElo "2215"]
[ECO "A00"]
[Opening "Benko's opening"]
[WhiteFideId "1014005"]
[BlackFideId "1003291"]
[EventDate "2013.12.21"]

1. g3 e5 2. Bg2 Nc6 3. d3 g6 4. e4 Bg7 5. Nh3 d6 6. O-O h5 7. Nc3 h4 8. g4 Nd4
9. f4 exf4 10. Bxf4 Be6 11. Nd5 Qd7 12. Bg5 Bxg4 13. Nxc7+ Kf8 14. Nf4 Bf6 15.
Bxf6 Nxf6 16. Bh3 Bxh3 17. Nxh3 Qxh3 18. Rxf6 Rc8 19. c3 Rxc7 20. cxd4 Qe3+ 21.
Kh1 Kg7 22. Qf3 Rc1+ 23. Rxc1 Qxc1+ 24. Qf1 Qxf1+ 25. Rxf1 Rc8 26. Rf2 Rc1+ 27.
Kg2 Rd1 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.45"]
[White "Brookes, Christopher"]
[Black "Dirksen, Marieke"]
[Result "1-0"]
[WhiteElo "2182"]
[BlackElo "2012"]
[ECO "B60"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer, Larsen variation"]
[WhiteFideId "4669355"]
[BlackFideId "1032160"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Be2 Qa5 8.
Bxf6 gxf6 9. O-O Nxd4 10. Qxd4 Qc5 11. Qd2 e6 12. a4 a6 13. Rfb1 Rc8 14. Ra3 Rg8
15. g3 a5 16. Rb3 Bc6 17. Bb5 h5 18. Ne2 h4 19. Nd4 hxg3 20. hxg3 Rh8 21. Nxc6
bxc6 22. Be2 Qa7 23. Qc3 e5 24. Rb5 Qd7 25. Rxa5 Qh3 26. Bf3 Qh2+ 27. Kf1 Bh6
28. Rd1 Qh3+ 29. Bg2 Qe6 30. Ra6 Qd7 31. Qa5 Bf8 32. Qb6 Qg4 33. Rd3 Rh2 34. Ra8
Rxg2 35. Qxc6+ Ke7 36. Qxd6+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.46"]
[White "Chernukhin, Alexander"]
[Black "Gutkind, Kedem"]
[Result "1-0"]
[WhiteElo "2145"]
[BlackElo "2066"]
[ECO "A16"]
[Opening "English opening"]
[WhiteFideId "24177199"]
[BlackFideId "1046519"]
[EventDate "2013.12.21"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O e5 7. d3 Nc6 8. Rb1 a5
9. a3 h6 10. b4 axb4 11. axb4 Be6 12. b5 Nd4 13. Nd2 Qc8 14. e3 Nf5 15. Bb2 h5
16. Ra1 Rxa1 17. Qxa1 Bh6 18. Nb3 h4 19. e4 hxg3 20. exf5 gxh2+ 21. Kh1 Bxf5 22.
Qd1 Nh5 23. Nd5 Qd8 24. Bc1 Bxc1 25. Nxc1 Qh4 26. Ne3 Bc8 27. Bf3 Bh3 28. Bg2 f5
29. Qf3 Bg4 30. Qxb7 Nf4 31. Nxg4 fxg4 32. Qe4 Kg7 33. Ne2 Nh5 34. Qe3 Nf4 35.
Bc6 Qh5 36. Ng3 Qh4 37. d4 exd4 38. Qxd4+ Kh7 39. b6 cxb6 40. Ra1 Ne6 41. Ra7+
Kh6 42. Qe3+ Qg5 43. Qxe6 Rxf2 44. Re7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.47"]
[White "Den Hartog, Marijn"]
[Black "Go, Benjamin"]
[Result "0-1"]
[WhiteElo "2025"]
[BlackElo "2140"]
[ECO "C49"]
[Opening "Four knights"]
[Variation "symmetrical variation"]
[WhiteFideId "1046098"]
[BlackFideId "1014560"]
[EventDate "2013.12.21"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. h3 Ne7 8. Bg5
c6 9. Bxf6 gxf6 10. Ba4 Ng6 11. Ne2 f5 12. exf5 Bxf5 13. Ng3 Be6 14. c3 Ba5 15.
d4 Bc7 16. Ne4 d5 17. Nc5 e4 18. Nxb7 Qf6 19. Nh2 Qg5 20. Kh1 Nf4 21. Rg1 Nd3
22. Qe2 Qf4 23. Nf3 Kh8 24. g3 Qxf3+ 25. Qxf3 exf3 26. Kh2 Nxf2 27. Rgf1 Rg8 28.
Rxf2 Bxg3+ 29. Kg1 Bh4+ 30. Kf1 Bxh3+ 31. Ke1 Rae8+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.48"]
[White "Hummel, Paul"]
[Black "Sparenberg, Erik"]
[Result "0-1"]
[WhiteElo "2011"]
[BlackElo "2112"]
[ECO "E63"]
[Opening "King's Indian"]
[Variation "fianchetto, Panno variation"]
[WhiteFideId "1021168"]
[BlackFideId "1013262"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. c4 Nc6 7. Nc3 a6 8. b3 Rb8
9. Bb2 b5 10. d5 Na5 11. cxb5 axb5 12. Nd4 b4 13. Na4 Bb7 14. Nc6 Nxc6 15. dxc6
Ba6 16. Qc2 Qc8 17. a3 Qe6 18. axb4 Rxb4 19. Nc5 Qxe2 20. Qxe2 Bxe2 21. Rfe1 Bb5
22. Bc3 dxc5 23. Bxb4 cxb4 24. Ra5 Bd3 25. Rxe7 Re8 26. Rae5 Kf8 27. Rxe8+ Nxe8
28. Re3 Bf5 29. Bd5 Bd4 30. Re2 h5 31. Ra2 Nf6 32. Bc4 Ng4 33. Kg2 Be4+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.49"]
[White "Henseler, Jorgen"]
[Black "Zojer, Thomas"]
[Result "1-0"]
[WhiteElo "2073"]
[BlackElo "2117"]
[ECO "B33"]
[Opening "Sicilian"]
[Variation "Sveshnikov variation"]
[WhiteFideId "1023233"]
[BlackFideId "1616986"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3
b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bxb5 axb5 12. Nxb5 Ra4 13. Nbc7+ Kd7 14. O-O Rxe4
15. Qh5 Nd4 16. c3 Ne2+ 17. Kh1 Kc6 18. g3 Be6 19. Nxe6 fxe6 20. Nb4+ Kd7 21.
Rae1 Qa8 22. f3 Re3 23. Nc2 Nxg3+ 24. hxg3 Rxe1 25. Rxe1 Qxa2 26. Ra1 Qxa1+ 27.
Nxa1 Be7 28. Qh2 h5 29. Qe2 Rb8 30. b4 h4 31. Qa6 Rc8 32. Qa4+ Kd8 33. b5 d5 34.
gxh4 Rxc3 35. Qa5+ Rc7 36. b6 Rc1+ 37. Kg2 Bd6 38. b7+ Kd7 39. Nb3 Rc2+ 40. Kf1
Bb8 41. Nc5+ Ke7 42. Qb6 Bd6 43. Qxd6+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.29"]
[Round "8.50"]
[White "Veltman, Anne"]
[Black "Hummel, Joop"]
[Result "0-1"]
[WhiteElo "2052"]
[BlackElo "2006"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Lipnitzky attack"]
[WhiteFideId "1026917"]
[BlackFideId "1012126"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bg5 Nbd7 8. f4
Qa5 9. Qe2 Be7 10. Bb3 h6 11. Bxf6 Bxf6 12. O-O-O Qc5 13. e5 dxe5 14. Ne4 Qe7
15. Nf5 exf5 16. Nd6+ Kf8 17. Nxf5 Qb4 18. fxe5 Qf4+ 19. Kb1 Qxe5 20. Qxe5 Nxe5
21. Nd6 Bg4 22. Rde1 Rd8 23. Nxb7 Rd2 24. Nc5 Bf5 25. Rhf1 Bg6 26. Nxa6 Kg8 27.
g4 Kh7 28. h3 Nd3 29. Re3 Ra8 30. Nc7 Rc8 31. Nd5 Bd4 32. Ne7 Bxe3 33. Nxc8 Nc5
34. Ne7 Be4 35. Bxf7 Bg5 36. b4 Bxc2+ 37. Kb2 Bd3+ 38. Kc3 Ne4+ 39. Kb3 Bxe7 40.
Rc1 Bf6 41. a4 Rb2+ 42. Ka3 Nd2 43. a5 Bb5 44. Ba2 Ne4 45. Be6 Nd6 46. Rc7 Re2
47. Bd5 Re3+ 48. Ka2 Rc3 49. Ra7 Nc4 50. Be4+ Kg8 51. Bg6 Nd6 52. Ra8+ Rc8 53.
Ra7 Bc4+ 54. Kb1 Nb5 55. Rd7 Na3+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.1"]
[White "Bok, Benjamin"]
[Black "L'Ami, Erwin"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2540"]
[BlackElo "2645"]
[ECO "C67"]
[Opening "Ruy Lopez"]
[Variation "Berlin defence, open variation"]
[WhiteFideId "1017063"]
[BlackFideId "1007998"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8.
Rxe5 O-O 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.2"]
[White "Andriasian, Zaven"]
[Black "Novikov, Stanislav"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2610"]
[BlackElo "2556"]
[ECO "B30"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rossolimo attack (without ...d6)"]
[WhiteFideId "13302000"]
[BlackFideId "4125371"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 Nf6 6. Re1 a6 7. Ba4 b5 8. Bc2
Bg4 9. h3 Bxf3 10. Qxf3 g6 11. a4 b4 12. a5 Nd7 13. Ba4 Nce5 14. Qg3 c4 15. d4
Nd3 16. Rd1 Bg7 17. Nd2 Rc8 18. b3 Nxc1 19. Raxc1 cxb3 20. cxb4 Rxc1 21. Rxc1 b2
22. Rb1 Bxd4 23. Qd3 Bg7 24. Qxa6 O-O 25. Qb5 Qc7 26. Qc6 Qb8 27. Qb5 Rc8 28.
Nc4 Qa8 29. Nxb2 Qxe4 30. Qd3 Qxb4 31. Bxd7 Rb8 32. a6 Qb6 33. Bb5 Bd4 34. Nd1
d5 35. Qe2 Qc5 36. Bd3 Rxb1 37. Bxb1 e6 38. Bd3 Kg7 39. Qc2 Qa5 40. Bf1 h5 41.
Qd3 Qa1 42. h4 Kg8 43. g3 Kg7 44. Kg2 Kg8 45. Be2 Kg7 46. Ne3 Qb2 47. Nc2 Bc5
48. Na3 Kg8 49. Nb5 Bb6 50. Qf3 Qb4 51. a7 Qa4 52. Qf4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.3"]
[White "Stukopin, Andrey"]
[Black "Ernst, Sipke"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2509"]
[BlackElo "2566"]
[ECO "A88"]
[Opening "Dutch"]
[Variation "Leningrad, main variation with c6"]
[WhiteFideId "24107131"]
[BlackFideId "1004689"]
[EventDate "2013.12.21"]

1. Nf3 f5 2. g3 Nf6 3. Bg2 d6 4. d4 g6 5. O-O Bg7 6. c4 O-O 7. Nc3 c6 8. b4 e5
9. dxe5 dxe5 10. Bb2 Qe7 11. Qb3 Na6 12. b5 Nc5 13. Qb4 a5 14. Qa3 Nfd7 15. Na4
Re8 16. bxc6 bxc6 17. Nd2 e4 18. Bxg7 Kxg7 19. Nb3 Nxa4 20. Qxa4 Ne5 21. f4 exf3
22. exf3 Nd3 23. Qxc6 Ra6 24. Qb5 a4 25. Nd4 Rd6 26. Nc2 Qa7+ 27. c5 Re5 28. Kh1
Rxc5 29. Qb1 Rc3 30. h3 Qc5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.4"]
[White "Zakhartsov, Viacheslav V."]
[Black "Rodshtein, Maxim"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2555"]
[BlackElo "2683"]
[ECO "A40"]
[Opening "Queen's pawn"]
[Variation "Keres defence"]
[WhiteFideId "4115333"]
[BlackFideId "2806851"]
[EventDate "2013.12.21"]

1. d4 e6 2. c4 b6 3. e4 Bb7 4. Bd3 Bb4+ 5. Bd2 Bxd2+ 6. Nxd2 Qf6 7. Ngf3 Nc6 8.
e5 Qf4 9. g3 Qh6 10. O-O f6 11. Re1 O-O-O 12. a3 Nge7 13. b4 fxe5 14. dxe5 Rhf8
15. Be4 g5 16. Nb3 Ng6 17. b5 Nce7 18. Bxb7+ Kxb7 19. Qe2 Qh5 20. Qe4+ Kb8 21.
Nfd4 Nf4 22. gxf4 Rxf4 23. Qe2 g4 24. Ra2 Ng6 25. Kh1 Rdf8 26. Qe3 Nh4 27. Rg1
Nf3 28. Rg2 Nxe5 29. Rc2 Rf3 30. Qe1 Rh3 31. Qg1 Rf6 32. a4 Rh6 33. a5 Qf7 34.
f4 Rf6 35. fxe5 Rf1 36. Rcf2 Rxg1+ 37. Kxg1 Qg7 38. Rf4 g3 39. Nf3 bxa5 40. Nxa5
a6 41. Kf1 Qg6 42. Rxg3 Rxg3 43. hxg3 Qb1+ 44. Kg2 Qa2+ 45. Kh3 axb5 46. cxb5
Qxa5 47. Rf7 Qxb5 48. Rxh7 Qd3 49. Rf7 c5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.5"]
[White "Romanov, Evgeny"]
[Black "Kohlweyer, Bernd"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2654"]
[BlackElo "2431"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "4148843"]
[BlackFideId "4600622"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. Qe2 d6 6. d4 Nf6 7. d5 Qe7 8. dxe6
Qxe6 9. Nc3 Be7 10. Nb5 Na6 11. Ng5 Qd7 12. Bf4 h6 13. Nf3 Qe6 14. Bxd6 Nxe4 15.
Nd2 f5 16. Bxe7 Kxe7 17. O-O-O Rhd8 18. a3 Kf8 19. Nxe4 fxe4 20. Rhe1 Qe7 21.
Rxd8+ Rxd8 22. Bxe4 Bxe4 23. Qxe4 Qd7 24. Qf3+ Kg8 25. Rd1 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.6"]
[White "Greenfeld, Alon"]
[Black "Spoelman, Wouter"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2531"]
[BlackElo "2585"]
[ECO "D20"]
[Opening "QGA"]
[Variation "3.e4"]
[WhiteFideId "2800039"]
[BlackFideId "1010891"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 exd4 5. Bxc4 Nc6 6. O-O Bc5 7. Qb3 Qe7 8.
Bg5 Qf8 9. Na3 Bb6 10. Rac1 h6 11. Bf4 Nf6 12. Bd5 Bd7 13. Nb5 Rc8 14. Bxc6 bxc6
15. Nbxd4 Qe7 16. Nxc6 Bxc6 17. Rxc6 Nxe4 18. Be5 Nd2 19. Nxd2 Qxe5 20. Nf3 Qf5
21. Qb4 Rd8 22. Rc4 Rd6 23. Rf4 Qd5 24. Re1+ Kd8 25. Ne5 f6 26. Nc4 Rd7 27. a4
Re8 28. Rxe8+ Kxe8 29. g3 Bd4 30. Qb8+ Kf7 31. Qb3 c5 32. Rf5 Qe6 33. Qc2 Re7
34. Rf3 Qd5 35. Qd3 g6 36. Kg2 Kg7 37. h4 h5 38. b3 Qe6 39. Ne3 Rd7 40. Qc4 Qe4
41. Nc2 f5 42. a5 Kh7 43. b4 Bg7 44. Qxc5 Rd1 45. Ne3 Ra1 46. Qc4 Qxc4 47. Nxc4
Rb1 48. Nd6 Rxb4 49. Nf7 Bd4 50. Rd3 Ra4 51. Ng5+ Kg8 52. Rb3 Kf8 53. Rb7 Ke8
54. Ne6 a6 55. Nxd4 Rxd4 56. Rb6 Kf7 57. Kf3 Ra4 58. Rxa6 Ra2 59. Ke3 Kg7 60.
Ra8 Kf7 61. a6 Kg7 62. f4 Ra3+ 63. Kd4 Rxg3 64. Rb8 Ra3 65. Rb7+ Kh6 66. a7 g5
67. hxg5+ Kg6 68. Kc5 h4 69. Kb5 Kh5 70. g6 Kh6 71. g7 Kh7 72. Rb8 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.7"]
[White "Michalik, Peter"]
[Black "Peng, Zhaoqin"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2577"]
[BlackElo "2369"]
[ECO "A41"]
[Opening "Old Indian"]
[Variation "Tartakower (Wade) variation"]
[WhiteFideId "14907526"]
[BlackFideId "1004786"]
[EventDate "2013.12.21"]

1. d4 d6 2. Nf3 Bg4 3. e4 Nf6 4. h3 Bh5 5. Nc3 e6 6. Be3 c6 7. g4 Bg6 8. Nd2 d5
9. e5 Nfd7 10. f4 h5 11. f5 exf5 12. g5 h4 13. Ne2 Be7 14. Nf3 Nf8 15. Nf4 Bh5
16. Be2 Bxf3 17. Bxf3 Bxg5 18. Qd3 Bxf4 19. Bxf4 Ne6 20. Qxf5 Nxd4 21. Qd3 Ne6
22. Bh2 Qa5+ 23. c3 Nd7 24. O-O O-O-O 25. Bg4 Rdf8 26. b4 Qa6 27. Qd2 Rh6 28.
Kh1 Qc4 29. Be2 Qe4+ 30. Bf3 Qc4 31. Be2 Qe4+ 32. Bf3 Qc4 33. Be2 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.8"]
[White "Kovchan, Alexander"]
[Black "Arslanov, Shamil"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2562"]
[BlackElo "2403"]
[ECO "C19"]
[Opening "French"]
[Variation "Winawer, advance, poisoned pawn, Konstantinopolsky variation"]
[WhiteFideId "14103052"]
[BlackFideId "4192826"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 cxd4 8.
Qxg7 Rg8 9. Qxh7 Qc7 10. Ne2 Nbc6 11. f4 dxc3 12. Qd3 d4 13. Nxd4 Nxd4 14. Qxd4
Bd7 15. Rg1 Nf5 16. Qf2 Qc6 17. Bd3 Qd5 18. a4 O-O-O 19. Ra3 Kb8 20. Rxc3 Bxa4
21. Qc5 Qd7 22. Ra3 b6 23. Qf2 Bb5 24. g4 Nd4 25. c4 Qc6 26. Rg3 Bxc4 27. Bxc4
Qxc4 28. Rac3 Qd5 29. Qg2 Qa5 30. Bd2 Qb5 31. Qe4 Rd5 32. Bc1 Rgd8 33. Ba3 Nf5
34. Bd6+ Nxd6 35. exd6 R8xd6 36. Rc1 Rd4 37. Qc2 Qb4+ 38. Kf1 Rxf4+ 39. Kg1 Qd4+
40. Kh1 Qe4+ 41. Qxe4 Rxe4 42. Rf3 Rd7 43. h3 Re2 44. g5 Rdd2 45. Rg3 a5 46. Kg1
a4 47. h4 Rh2 48. Rc4 Rhe2 49. Rc1 Rh2 50. Rc4 Rhe2 51. Rc1 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.9"]
[White "Klein, David"]
[Black "Svane, Rasmus"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2491"]
[BlackElo "2472"]
[ECO "B18"]
[Opening "Caro-Kann"]
[Variation "classical variation"]
[WhiteFideId "1003623"]
[BlackFideId "4657101"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8.
O-O Bd6 9. Nf4 Qc7 10. Nxg6 hxg6 11. Qf3 Nbd7 12. c3 O-O-O 13. h3 Nb6 14. Bb3
Nbd5 15. Ne4 Nxe4 16. Qxe4 Rh5 17. Bd1 Rh7 18. Bg5 Rdh8 19. c4 Bh2+ 20. Kh1 Bf4
21. cxd5 Bxg5 22. Bg4 Kb8 23. f4 cxd5 24. Qe3 Bf6 25. Rac1 Qb6 26. Qa3 Rd8 27.
Rf3 Rhh8 28. Rb3 Qd6 29. Rb4 Qxf4 30. Rc3 Bxd4 31. Qa6 Rd7 32. Qb5 Re7 33. Qd3
Qxg4 34. Rxd4 Qg5 35. Ra4 Qe5 36. Qb5 Rc7 37. Qa5 b6 38. Qb4 Rhc8 39. Ra6 d4 40.
Rxc7 Rxc7 41. Rxb6+ axb6 42. Qxb6+ Kc8 43. Qa6+ Kd8 44. Qa8+ Rc8 45. Qa5+ Qxa5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.10"]
[White "Pruijssers, Roeland"]
[Black "L'Ami, Alina"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "WGM"]
[WhiteElo "2539"]
[BlackElo "2390"]
[ECO "B52"]
[Opening "Sicilian"]
[Variation "Canal-Sokolsky attack, Sokolsky variation"]
[WhiteFideId "1013068"]
[BlackFideId "1210246"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nf6 6. Nc3 g6 7. d4 cxd4 8.
Nxd4 Bg7 9. Be3 Ng4 10. Bg5 h6 11. Bh4 Nc6 12. Nde2 O-O 13. O-O Rac8 14. Rc1 Qd8
15. b3 a6 16. a4 Re8 17. h3 Nf6 18. f3 Nd7 19. Bf2 Nc5 20. Rb1 a5 21. Qd2 Nb4
22. Be3 Kh7 23. h4 e6 24. h5 gxh5 25. Nb5 Be5 26. Qd1 Rg8 27. f4 Qh4 28. Rf3
Nxe4 29. Qf1 Bf6 30. Rd1 d5 31. Bd2 Rg7 32. Be1 Qg4 33. f5 Rcg8 34. g3 Be5 35.
Nbc3 Nc2 36. Rdd3 Ng5 37. Bd2 Nxf3+ 38. Rxf3 Nd4 39. Re3 Nxf5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.11"]
[White "Azaladze, Shota"]
[Black "Beukema, Stefan"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2482"]
[BlackElo "2280"]
[ECO "A81"]
[Opening "Dutch defence"]
[WhiteFideId "13603027"]
[BlackFideId "1024523"]
[EventDate "2013.12.21"]

1. g3 f5 2. d4 Nf6 3. Bg2 g6 4. Nh3 Bg7 5. Nf4 Nc6 6. h4 e5 7. dxe5 Nxe5 8. Nc3
c6 9. h5 d5 10. Be3 Nc4 11. Bc1 Ng4 12. Nd3 g5 13. e3 O-O 14. Ne2 Bd7 15. c3 Qe7
16. b3 Nce5 17. a4 Rfe8 18. Ba3 Qf7 19. h6 Bxh6 20. Nxe5 Rxe5 21. Rxh6 Nxh6 22.
Qd4 Rae8 23. c4 dxc4 24. O-O-O Bc8 25. Bb2 c3 26. Qxc3 Qg6 27. Qc4+ Be6 28. Qb4
a5 29. Qb6 Nf7 30. Bxe5 Nxe5 31. Qxb7 f4 32. Nd4 fxe3 33. fxe3 Nd3+ 34. Kd2 Nf2
35. Qxc6 Qd3+ 36. Ke1 Qxd1+ 37. Kxf2 Rf8+ 38. Bf3 Qd2+ 39. Ne2 Bd5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.12"]
[White "Lobzhanidze, Davit"]
[Black "Danielian, Elina"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2445"]
[BlackElo "2462"]
[ECO "B19"]
[Opening "Caro-Kann"]
[Variation "classical, Spassky variation"]
[WhiteFideId "13600796"]
[BlackFideId "13300210"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Qc7 13. Ne4 O-O-O 14. g3 Nc5
15. Nxc5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.13"]
[White "Goudriaan, Etienne"]
[Black "Donchenko, Alexander"]
[Result "1-0"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2429"]
[BlackElo "2455"]
[ECO "D20"]
[Opening "QGA"]
[Variation "3.e4"]
[WhiteFideId "1021150"]
[BlackFideId "24603295"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 dxc4 3. e4 b5 4. Nc3 a6 5. a4 b4 6. Nce2 Bb7 7. Ng3 e6 8. Bxc4 c5
9. d5 exd5 10. exd5 Nf6 11. Bg5 Be7 12. Nf5 h6 13. d6 Bxg2 14. Qb3 Bf8 15. Nf3
Qd7 16. Qe3+ Kd8 17. Ne5 Qxf5 18. Qxc5 Qe4+ 19. Kd2 Qb7 20. Bxf6+ gxf6 21. Nxf7+
Kd7 22. Qf5+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.14"]
[White "Javakhadze, Zurab"]
[Black "Simonian, Tigran"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2451"]
[BlackElo "2401"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack (Barcza system)"]
[WhiteFideId "13603647"]
[BlackFideId "13303597"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 Nd7 5. cxd5 cxd5 6. Nc3 e6 7. Qa4 Bxf3 8.
Bxf3 Nf6 9. O-O Be7 10. d3 O-O 11. Bd2 a6 12. Rfc1 Rc8 13. b4 Ne5 14. Bg2 Nc6
15. a3 h6 16. Qd1 b5 17. Ra2 Bd6 18. e3 Qb6 19. Rac2 Rc7 20. Ne2 Rfc8 21. Bc3 e5
22. Bh3 Ra8 23. Bg2 Qa7 24. Bd2 Ne7 25. d4 e4 26. Rc5 Qb8 27. Bh3 Nd7 28. a4
Bxc5 29. bxc5 b4 30. Rb1 Rb7 31. Nc1 Nc6 32. Nb3 Qe8 33. Bf1 Ndb8 34. Qh5 Rd7
35. f3 Rd8 36. Bg2 exf3 37. Bxf3 Qe6 38. Qh4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.15"]
[White "Pijpers, Arthur"]
[Black "Garcia Palermo, Carlos"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2366"]
[BlackElo "2450"]
[ECO "B19"]
[Opening "Caro-Kann"]
[Variation "classical, Spassky variation"]
[WhiteFideId "1019554"]
[BlackFideId "110124"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5
Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Bb4 13. c3 Be7 14. c4 Qc7 15.
O-O-O Ngf6 16. Kb1 O-O 17. Bc1 Rad8 18. Qe2 Bd6 19. Ne4 Bf4 20. Rh4 Bxc1 21.
Rxc1 c5 22. Nxf6+ Nxf6 23. Qe5 Qxe5 24. dxe5 Nd7 25. Rd1 Nb8 26. Rxd8 Rxd8 27.
Kc2 Nc6 28. a3 f6 29. exf6 gxf6 30. Kc3 Kf7 31. b4 Rd1 32. b5 Na5 33. Nd2 Ra1
34. Ne4 Rxa3+ 35. Kc2 Nxc4 36. Nxc5 Nd6 37. Rd4 Nxb5 38. Rd3 Rxd3 39. Kxd3 b6
40. Nd7 Ke7 41. Nb8 a5 42. g4 e5 43. Kc4 Nc7 44. Nc6+ Kd7 45. g5 Kxc6 46. gxh6
Nb5 47. h7 Nd6+ 48. Kd3 Nf7 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.16"]
[White "Cernousek, Lukas"]
[Black "Balje, Jan"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2455"]
[BlackElo "2198"]
[ECO "D11"]
[Opening "QGD Slav"]
[Variation "3.Nf3"]
[WhiteFideId "311707"]
[BlackFideId "1004085"]
[EventDate "2013.12.21"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 Bg4 5. Ne5 Bf5 6. Nc3 e6 7. Qb3 Qb6 8. c5
Qxb3 9. axb3 Nbd7 10. Nxd7 Nxd7 11. b4 e5 12. e3 Be7 13. b5 Bf6 14. Ra4 O-O 15.
Kd2 exd4 16. exd4 Rfe8 17. Bd3 Bxd3 18. Kxd3 a6 19. bxc6 bxc6 20. Be3 Reb8 21.
Rha1 Rxb2 22. Rxa6 Rc8 23. Ra8 Rbb8 24. Rxb8 Rxb8 25. Ra7 Rd8 26. Na2 Nb8 27.
Nb4 Rf8 28. Bf4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.17"]
[White "Willemze, Thomas"]
[Black "Afek, Yochanan"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2421"]
[BlackElo "2302"]
[ECO "D73"]
[Opening "Neo-Gruenfeld, 5.Nf3"]
[WhiteFideId "1007238"]
[BlackFideId "2800462"]
[EventDate "2013.12.21"]

1. g3 g6 2. Bg2 Bg7 3. d4 d5 4. Nf3 Nf6 5. c4 c6 6. cxd5 cxd5 7. O-O 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.18"]
[White "Chytilek, Roman"]
[Black "Von Meijenfeldt, Bart"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2374"]
[BlackElo "2207"]
[ECO "E71"]
[Opening "King's Indian"]
[Variation "Makagonov system (5.h3)"]
[WhiteFideId "304980"]
[BlackFideId "1032259"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Bg5 c5 7. d5 e6 8. Bd3 exd5
9. cxd5 Re8 10. Nf3 c4 11. Bc2 b5 12. a3 Nbd7 13. O-O Nc5 14. Nd4 Qb6 15. Be3
Bd7 16. Rb1 Qb8 17. Qf3 a5 18. b4 cxb3 19. Nxb3 Nxb3 20. Rxb3 Qc7 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.19"]
[White "Van Foreest, Jorden"]
[Black "Estremera Panos, Sergio"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "2326"]
[BlackElo "2365"]
[ECO "B48"]
[Opening "Sicilian"]
[Variation "Taimanov variation"]
[WhiteFideId "1039784"]
[BlackFideId "2200864"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. f3
Bb4 9. O-O-O Ne7 10. Nde2 b5 11. g4 h6 12. Kb1 Ba5 13. a3 Rb8 14. h4 Ng6 15. Nd4
Ne5 16. Be2 Nc4 17. Bxc4 bxc4 18. Ka1 Qb7 19. Rb1 d6 20. Nde2 Bc7 21. Bf4 e5 22.
Be3 Be6 23. Rhd1 Nd7 24. Ng3 Qc6 25. Nf5 Bxf5 26. gxf5 Nf6 27. Bf2 Ke7 28. h5
Ba5 29. Bh4 Rb5 30. Qg2 Bxc3 31. Qxg7 Qc5 32. Bxf6+ Kd7 33. Qxf7+ Kc8 34. Ka2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.20"]
[White "Zakhartsov, Vladimir"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[WhiteElo "2358"]
[BlackElo "2139"]
[ECO "B60"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer"]
[WhiteFideId "4145097"]
[BlackFideId "1035967"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Qb6 7. Bb5 a6 8.
Bxf6 axb5 9. Nd5 Qa5+ 10. b4 Nxb4 11. Nb3 Qd8 12. Bd4 Nxd5 13. exd5 e5 14. dxe6
Bxe6 15. O-O Qg5 16. f4 Qd5 17. Qe2 Be7 18. Rae1 O-O 19. f5 Bxf5 20. Qh5 Be6 21.
Qxd5 Bxd5 22. Rxe7 Rxa2 23. Rf5 Bc6 24. Rf2 Bd5 25. Nc1 Ra4 26. Bb2 Re4 27. Re2
Rxe7 28. Rxe7 h6 29. Nd3 Rc8 30. Nb4 Bc6 31. Re3 Bd7 32. Rg3 g6 33. Rd3 Rc4 34.
c3 Re4 35. Rxd6 Be6 36. Rd2 g5 37. Nd5 Re5 38. Nf6+ Kg7 39. c4 Rf5 40. Ne8+ Kg6
41. Nd6 Rc5 42. cxb5 Bd7 43. Ba3 Rc3 44. Ne4 Rxa3 45. Rxd7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.21"]
[White "Schippers, Maurice"]
[Black "Struik, Tjapko"]
[Result "1/2-1/2"]
[WhiteElo "2216"]
[BlackElo "2262"]
[ECO "C53"]
[Opening "Giuoco Piano"]
[WhiteFideId "1004735"]
[BlackFideId "1011243"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O a6 7. b4 Ba7 8. Qe2 h6
9. Be3 O-O 10. Nbd2 Ne7 11. Bb3 Ng6 12. Rfe1 Nh5 13. Bxa7 Rxa7 14. d4 Qf6 15.
Kh1 Ngf4 16. Qe3 b6 17. Rad1 Ra8 18. dxe5 dxe5 19. Nc4 Re8 20. Ncxe5 Rxe5 21.
Nxe5 Qxe5 22. g3 Ng6 23. Rd5 Nxg3+ 24. hxg3 Qe7 25. Rd2 Bb7 26. Bd5 Bxd5 27.
exd5 Qd7 28. Kh2 Rd8 29. Qe4 Qd6 30. a3 h5 31. c4 h4 32. Kg2 Qf6 33. Rh1 Kf8 34.
Re2 Qg5 35. Qf3 b5 36. cxb5 axb5 37. Re4 Qxd5 38. Rhe1 Qg5 39. Qe3 Qxe3 40.
R4xe3 hxg3 41. fxg3 c6 42. Rf1 Rd5 43. Rc1 Rd6 44. Ree1 Ne7 45. Rcd1 Nd5 46. Kg1
Rg6 47. Rd3 Rd6 48. Kf2 Rf6+ 49. Rf3 Rh6 50. Rd3 Rf6+ 51. Kg1 Rd6 52. Re5 Rg6
53. Kf2 Rf6+ 54. Ke2 Rg6 55. Kd2 Rg4 56. Kc2 Rc4+ 57. Kb3 Rg4 58. Re2 Rg6 59.
Re4 Rd6 60. g4 g5 61. Re5 f6 62. Re4 Kf7 63. Rdd4 Rd8 64. a4 bxa4+ 65. Kxa4 Rh8
66. Rd3 Rh1 67. Ka3 Rb1 68. Rb3 Rd1 69. Rc4 Ne7 70. Re3 Rd6 71. Rce4 Ng6 72. Ka4
Rd5 73. Rc3 Ne5 74. Rc5 Rxc5 75. bxc5 Nd3 76. Rd4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.22"]
[White "Burg, Twan"]
[Black "Schoehuijs, Erik"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2490"]
[BlackElo "2180"]
[ECO "C45"]
[Opening "Scotch game"]
[WhiteFideId "1010697"]
[BlackFideId "1004425"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Bc5 6. Be3 Bb6 7. Nf5 Bxe3 8.
Nxe3 Nf6 9. f3 O-O 10. c4 Nh5 11. Qd2 d6 12. Nc3 f5 13. exf5 Bxf5 14. g4 Bg6 15.
gxh5 Qh4+ 16. Qf2 Qxh5 17. Be2 Rae8 18. O-O Qc5 19. Ncd5 Nb4 20. Kh1 c6 21. Nxb4
Rxe3 22. Bd1 Rfe8 23. Nc2 Rd3 24. Qxc5 dxc5 25. Kg1 Rxd1 26. Raxd1 Bxc2 27. Rfe1
Rb8 28. Rd7 b5 29. cxb5 cxb5 30. Rxa7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.23"]
[White "De Jong, Migchiel"]
[Black "Ypma, Peter"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2347"]
[BlackElo "2179"]
[ECO "C42"]
[Opening "Petrov"]
[Variation "classical attack, close variation"]
[WhiteFideId "1002848"]
[BlackFideId "1027255"]
[EventDate "2013.12.21"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. d4 d5 7. Bd3 Bd6 8. O-O
O-O 9. h3 c5 10. dxc5 Bxc5 11. Bg5 Nc6 12. Nc3 Be6 13. a3 a6 14. Qd2 Rc8 15.
Rfe1 Bb6 16. Qf4 h6 17. Bxh6 gxh6 18. Qxh6 Re8 19. Ng5 Rc7 20. Bh7+ Kh8 21. Bf5+
Kg8 22. Nxe6 fxe6 23. Bxe6+ Rxe6 24. Rxe6 Rf7 25. Qg6+ Kf8 26. Rae1 Bxf2+ 27.
Kxf2 Qb6+ 28. R6e3 d4 29. Qh6+ Kg8 30. Rg3+ Ng4+ 31. Ke2 d3+ 32. Kd1 dxc2+ 33.
Kc1 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.24"]
[White "Minko, Vladimir"]
[Black "Gerlagh, Joris"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2327"]
[BlackElo "2032"]
[ECO "E60"]
[Opening "King's Indian, 3.Nf3"]
[WhiteFideId "24146706"]
[BlackFideId "1038834"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Nc6 8. e3
e5 9. Nc3 exd4 10. Nxd4 Nxd4 11. exd4 c6 12. d5 cxd5 13. Nxd5 O-O 14. Be3 Nxd5
15. Qxd5 Qxd5 16. Bxd5 Rd8 17. Rad1 Bh3 18. Rfe1 Rd7 19. Bf3 Rad8 20. Rxd7 Rxd7
21. Bxa7 Bxb2 22. Rb1 Bc3 23. Be3 Be6 24. a4 Bf5 25. Rc1 Bd4 26. Bh6 f6 27. g4
Be6 28. Rc8+ Kf7 29. Rh8 Ke7 30. Rxh7+ Kd6 31. Rh8 g5 32. Re8 Bf7 33. Re2 Kc7
34. Bf8 Kb6 35. Rd2 Be6 36. Bb4 Be5 37. Rc2 Bb3 38. Rc8 Bxa4 39. Bc5+ Ka5 40.
Ra8+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.25"]
[White "Lopez, Jasel"]
[Black "Efroimski, Marsel"]
[Result "0-1"]
[WhiteTitle "CM"]
[BlackTitle "WIM"]
[WhiteElo "2179"]
[BlackElo "2307"]
[ECO "A48"]
[Opening "King's Indian"]
[Variation "East Indian defence"]
[WhiteFideId "15900045"]
[BlackFideId "2810964"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 c5 5. O-O d6 6. b3 O-O 7. Bb2 Nc6 8. a3
cxd4 9. exd4 Nh5 10. Re1 Bg4 11. Be2 Nf4 12. h3 Nxe2+ 13. Qxe2 Bxd4 14. c3 Bxf3
15. Qxf3 Bg7 16. Nd2 d5 17. Rad1 e6 18. Qe2 Qb6 19. b4 Rac8 20. Nf3 Ne7 21. Nd4
Rc4 22. h4 Nc6 23. Nf3 h5 24. Rd3 Re4 25. Qd2 Rxe1+ 26. Qxe1 Qb5 27. Re3 Qc4 28.
Bc1 d4 29. Re4 Qxc3 30. Bd2 Qd3 31. b5 Qxb5 32. g4 hxg4 33. Rxg4 Ne5 34. Nxd4
Qd5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.26"]
[White "Mostertman, Milan"]
[Black "Offringa, Joost"]
[Result "0-1"]
[WhiteElo "2304"]
[BlackElo "2178"]
[ECO "B07"]
[Opening "Pirc"]
[Variation "Sveshnikov system"]
[WhiteFideId "1025848"]
[BlackFideId "1025880"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 O-O 6. Nge2 e5 7. O-O Bg4 8. h3
exd4 9. hxg4 dxc3 10. e5 cxb2 11. Bxb2 Nxg4 12. Bxb7 Qg5 13. f3 Qe3+ 14. Kg2 Qb6
15. Bxa8 Ne3+ 16. Kh1 Nxd1 17. Bd4 Qb5 18. Be4 Qxe2 19. Raxd1 Bxe5 20. Bd3 Qxd1 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.27"]
[White "Molinaroli, Martin"]
[Black "Theulings, Paul-Peter"]
[Result "1-0"]
[BlackTitle "CM"]
[WhiteElo "2269"]
[BlackElo "2130"]
[ECO "A01"]
[Opening "Nimzovich-Larsen attack"]
[Variation "modern variation"]
[WhiteFideId "4606604"]
[BlackFideId "1002899"]
[EventDate "2013.12.21"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 Bd6 5. Ne2 a6 6. Bxc6 dxc6 7. d3 O-O 8. Nd2
Re8 9. e4 a5 10. a4 Nd7 11. O-O Nc5 12. Nc4 Qh4 13. f4 exf4 14. Nxd6 cxd6 15.
Rxf4 Qh6 16. Qf1 Bd7 17. Ng3 f6 18. Kh1 Ne6 19. Rf2 Ng5 20. Nf5 Bxf5 21. Rxf5
Nf7 22. h3 Ne5 23. Qf2 c5 24. Rf1 Ng4 25. Qf3 Ne5 26. Qg3 Qg6 27. Qf2 b6 28. Rd1
Rad8 29. Rf1 h6 30. Kh2 Qf7 31. Qg3 Kh7 32. Bxe5 dxe5 33. Rxe5 Kg8 34. Ref5 Re6
35. Qf4 Qd7 36. Rd5 Qe7 37. c4 Re8 38. Qg4 Kh8 39. Rff5 Qc7+ 40. Kh1 R8e7 41.
Qg6 Qb8 42. Kg1 Qc7 43. Kf2 Qb8 44. h4 Qc7 45. h5 Qb8 46. Qg3 Qe8 47. Qf4 Kg8
48. Ke3 Kh8 49. Kd2 Kg8 50. Kc2 Kh8 51. Rd6 Re5 52. Rd5 R5e6 53. g4 Kg8 54. Kb2
Kh8 55. Ka3 Kg8 56. Rd6 Re5 57. Qf3 Rd7 58. Rd5 Rde7 59. Ka2 R7e6 60. Qe2 Qe7
61. Qh2 Kh8 62. Rf2 Kg8 63. Rd2 Kh8 64. d4 cxd4 65. R5xd4 Kh7 66. Qf4 Qb4 67.
Rd7 Qc3 68. R7d3 Qc1 69. Rd7 Qe1 70. R7d4 Qc1 71. Rd8 Qe1 72. R8d4 Qc1 73. Qf2
Qc3 74. R2d3 Qc1 75. Rd1 Qc3 76. Rg1 Kg8 77. Rgd1 Rxe4 78. Rd8+ Kf7 79. R8d7+
Re7 80. R1d3 Qxd3 81. Rxd3 Re2+ 82. Qxe2 Rxe2+ 83. Ka3 Ke6 84. Rd8 Rg2 85. Rb8
Rxg4 86. Rxb6+ Kd7 87. Rb5 Rg5 88. c5 f5 89. Rxa5 f4 90. Ra7+ Ke6 91. c6 Rf5 92.
Rxg7 f3 93. c7 Rf8 94. Rg1 f2 95. Rc1 Kd7 96. a5 f1=Q 97. c8=Q+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.28"]
[White "Olsarova, Tereza"]
[Black "Stolwijk, Colin"]
[Result "0-1"]
[WhiteTitle "WIM"]
[WhiteElo "2260"]
[BlackElo "2041"]
[ECO "D15"]
[Opening "QGD Slav"]
[Variation "4.Nc3"]
[WhiteFideId "325449"]
[BlackFideId "1033743"]
[EventDate "2013.12.21"]

1. c4 c6 2. d4 d5 3. Nc3 Nf6 4. Nf3 a6 5. e3 b5 6. cxd5 cxd5 7. Qb3 e6 8. Ne5
Bd6 9. f4 O-O 10. Bd3 Bd7 11. O-O Qa5 12. Qd1 b4 13. Ne2 Bb5 14. Ng3 Ra7 15. Qe2
Ne4 16. Nxe4 dxe4 17. Bc4 Rc8 18. b3 Rac7 19. Qg4 Bxe5 20. fxe5 Bxc4 21. bxc4 b3
22. Qe2 Qc3 23. Ba3 bxa2 24. Rxa2 Qxc4 25. Qf2 Qd5 26. Bd6 Rb7 27. Rc2 Rxc2 28.
Qxc2 Qc6 29. Rc1 Rb6 30. Qd1 Qe8 31. Qa4 Nd7 32. Rc7 Rb1+ 33. Kf2 Qd8 34. Ke2
Rb2+ 35. Kd1 Nb6 36. Qc6 h6 37. Rb7 Qh4 38. Rxb6 Rxg2 39. Bb4 Qf2 40. Rb8+ Kh7
41. Qxe4+ g6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.29"]
[White "Klapwijk, Bram"]
[Black "Heemskerk, Wim"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2039"]
[BlackElo "2240"]
[ECO "C00"]
[Opening "French"]
[Variation "Two knights variation"]
[WhiteFideId "1009133"]
[BlackFideId "1001000"]
[EventDate "2013.12.21"]

1. e4 e6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Nfd7 5. d4 c5 6. dxc5 Nc6 7. Bf4 Bxc5 8. Bd3
f6 9. exf6 Nxf6 10. Qe2 O-O 11. O-O-O a6 12. h4 b5 13. h5 Bd6 14. Bxd6 Qxd6 15.
g3 Bd7 16. Ng5 b4 17. Nb1 e5 18. Ne4 Nxe4 19. Bxe4 Nd4 20. Rxd4 exd4 21. Bd3
Rae8 22. Qf1 a5 23. Nd2 Qe5 24. Nb3 a4 25. Nc5 Re7 26. Rh4 Qg5+ 27. Kb1 Qxg3 28.
fxg3 Rxf1+ 29. Bxf1 Re1# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.30"]
[White "Christiansen, Johan-Sebastian"]
[Black "Burg, Brent"]
[Result "0-1"]
[WhiteElo "2217"]
[BlackElo "2227"]
[ECO "A84"]
[Opening "Dutch defence"]
[WhiteFideId "1512668"]
[BlackFideId "1019465"]
[EventDate "2013.12.21"]

1. d4 f5 2. c4 d6 3. g3 Nf6 4. Bg2 g6 5. Nf3 Bg7 6. Nc3 O-O 7. O-O Qe8 8. b3 c6
9. Ba3 h6 10. Qd3 Qf7 11. Rae1 Na6 12. Nh4 Nc7 13. f3 Nh5 14. f4 Bf6 15. Nf3 Ne6
16. d5 Qg7 17. Na4 cxd5 18. Qxd5 Kh7 19. Bc1 Rb8 20. e4 fxe4 21. Qxe4 Nc7 22.
Qe3 b5 23. cxb5 Nxb5 24. Kh1 Bd7 25. Qf2 Rbc8 26. h3 Nd4 27. g4 Rc2 28. Nd2 Rxa2
29. gxh5 Nxb3 30. hxg6+ Kh8 31. Qxa7 Bxa4 32. Nxb3 Bxb3 33. Qb7 Qxg6 34. Be4 Qf7
35. Rg1 Ra5 36. Re3 Bd5 37. Bxd5 Qxd5+ 38. Qxd5 Rxd5 39. Reg3 Rf5 40. Rg6 Kh7
41. R6g3 Rc8 42. Rd1 Rc2 43. Rg2 Rc3 44. Kh2 Rb3 45. Rdg1 d5 46. Rg3 Rb4 47. Ba3
Rbxf4 48. Bxe7 Rf2+ 49. Kh1 Be5 50. R3g2 R2f3 51. Rd1 Rxh3+ 52. Kg1 d4 53. Rf2
Kg6 54. Rfd2 Rg3+ 55. Rg2 Rxg2+ 56. Kxg2 Kf7 57. Bc5 Bf6 58. Bxd4 Rd5 59. Rh1
Rxd4 60. Rxh6 Ke6 61. Kf3 Kf5 62. Rh5+ Bg5 63. Rh8 Rd3+ 64. Ke2 Re3+ 65. Kf2 Kg4
66. Ra8 Re6 67. Rc8 Bh4+ 68. Kg1 Re1+ 69. Kg2 Re2+ 70. Kg1 Kh3 71. Rc1 Bg3 72.
Rb1 Rh2 73. Rd1 Rg2+ 74. Kh1 Re2 75. Kg1 Kg4 76. Rd4+ Bf4 77. Kf1 Re8 78. Kg2
Ra8 79. Rd3 Ra2+ 80. Kg1 Kf5 81. Rb3 Ke4 82. Kh1 Be3 83. Rb8 Kf3 84. Rb3 Ra1+
85. Kh2 Ra8 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.31"]
[White "Hendriks, Willy"]
[Black "Keetman, Maaike"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2396"]
[BlackElo "1899"]
[ECO "B13"]
[Opening "Caro-Kann"]
[Variation "Panov-Botvinnik attack"]
[WhiteFideId "1000713"]
[BlackFideId "1033697"]
[EventDate "2013.12.21"]

1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Bg5 dxc4 7. Bxc4 e6 8.
Nf3 Be7 9. O-O O-O 10. a3 b6 11. Qd3 Bb7 12. Rad1 Rc8 13. Ba2 h6 14. Bc1 Bd6 15.
Rfe1 Ne7 16. Ne5 Ned5 17. Qh3 Re8 18. Rd3 Bf8 19. Bxh6 gxh6 20. Rg3+ Kh7 21.
Bb1+ 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.32"]
[White "Dehn, Marcus"]
[Black "Bellia, Fabrizio"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2135"]
[BlackElo "2424"]
[ECO "A48"]
[Opening "King's Indian"]
[Variation "London system"]
[WhiteFideId "4667093"]
[BlackFideId "800511"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 c5 6. c3 d6 7. dxc5 dxc5 8. Qxd8
Rxd8 9. Bc7 Rd7 10. Bg3 Ne4 11. Bb5 Nc6 12. Bh4 Nd6 13. a4 a6 14. Bxc6 bxc6 15.
Na3 Nf5 16. Nc4 Rb7 17. a5 Rb5 18. Bg5 Be6 19. Nb6 Re8 20. O-O Rxb2 21. Na4 Rb5
22. Bf4 Rxa5 23. Ne5 Bb3 24. Ra3 c4 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.33"]
[White "Hoeksema, Hendrik Pieter"]
[Black "Senders, Mischa"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2369"]
[BlackElo "2058"]
[ECO "E12"]
[Opening "Queen's Indian"]
[Variation "4.Nc3"]
[WhiteFideId "1000454"]
[BlackFideId "1038370"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. Nc3 Bb4 5. Bg5 Bb7 6. e3 Be4 7. Nd2 Bg6 8. e4
Qc8 9. Bd3 Nc6 10. Bxf6 gxf6 11. h4 h6 12. h5 Bh7 13. Nf3 Qb7 14. Qd2 O-O-O 15.
a3 Bxc3 16. Qxc3 e5 17. d5 Nb8 18. g4 Rhg8 19. Rg1 d6 20. b4 c5 21. Qc1 Rh8 22.
Nd2 Rhg8 23. Nf1 Rg5 24. Ne3 Rdg8 25. Ke2 f5 26. exf5 e4 27. Bxe4 Qe7 28. Qc2
Qe5 29. bxc5 dxc5 30. Rad1 Nd7 31. d6 Nf6 32. Bf3 Bxf5 33. Qa4 Kb8 34. d7 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.34"]
[White "Berkovich, Mark A"]
[Black "Markus, John Raymond"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2366"]
[BlackElo "2118"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack (Barcza system)"]
[WhiteFideId "2801639"]
[BlackFideId "1001213"]
[EventDate "2013.12.21"]

1. Nf3 d5 2. g3 c6 3. Bg2 Nf6 4. c4 dxc4 5. O-O g6 6. Na3 Bg7 7. Nxc4 O-O 8. d3
Na6 9. Bd2 Be6 10. Qc2 h6 11. b4 Qc8 12. Rfc1 Bh3 13. Bh1 Nc7 14. a4 Rd8 15.
Rab1 Ne6 16. b5 c5 17. Na5 Bg4 18. Bc3 Nd5 19. Bxg7 Kxg7 20. Nb3 Kg8 21. Nxc5
Bxf3 22. Nxe6 Bxh1 23. Nxd8 Qh3 24. Kxh1 Rxd8 25. Qc4 Nf6 26. f3 g5 27. Qc7 Rd7
28. Qc8+ Kg7 29. Qc5 Rd5 30. Qf2 g4 31. Rc5 e5 32. Rxd5 Nxd5 33. Qg2 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.35"]
[White "Pel, Bonno"]
[Black "Mager, Denis"]
[Result "0-1"]
[WhiteTitle "FM"]
[WhiteElo "2313"]
[BlackElo "2060"]
[ECO "A00"]
[Opening "Benko's opening"]
[WhiteFideId "1004760"]
[BlackFideId "24691127"]
[EventDate "2013.12.21"]

1. g3 d5 2. Bg2 e5 3. d3 c6 4. Nf3 Bd6 5. e4 dxe4 6. dxe4 Bg4 7. Nbd2 Nf6 8. h3
Bh5 9. Qe2 Qe7 10. Nc4 Bc7 11. a4 Nbd7 12. b3 Nc5 13. Ba3 O-O 14. Qe3 Nfd7 15.
Nh4 Rfd8 16. Nf5 Qf8 17. O-O f6 18. Rfe1 b5 19. Nb2 a5 20. axb5 cxb5 21. Nd3 b4
22. Nxc5 Nxc5 23. Bb2 Bb6 24. Qc1 Rac8 25. Qb1 Nb7 26. Ne3 Bxe3 27. fxe3 Rd2 28.
Bc1 Rdxc2 29. Bf1 R2c5 30. Ba6 Qe7 31. Qd3 Bf7 32. Bd2 Rd8 33. Qe2 Nd6 34. Rec1
Nxe4 35. Be1 Qc7 36. Rd1 Bxb3 37. Rxd8+ Qxd8 38. Bb7 Nc3 39. Qa6 Bd5 40. Kh2
Bxb7 41. Qxb7 Qd5 42. Qb8+ Kf7 43. g4 Ne4 44. Bxb4 Rc2+ 45. Kg1 Ng5 46. Qf8+ Kg6
47. Qe8+ Nf7 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.36"]
[White "Mollema, Thomas"]
[Black "Dijkhuis, Tycho"]
[Result "0-1"]
[WhiteElo "1977"]
[BlackElo "2202"]
[ECO "B30"]
[Opening "Sicilian defence"]
[WhiteFideId "1034987"]
[BlackFideId "1036564"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bf5 6. a3 Nf6 7. Be3 e6 8. Be2
cxd4 9. Nxd4 Be4 10. f3 Bg6 11. Qa4 Bc5 12. Nb5 O-O-O 13. Nd4 Qe5 14. Nd2 Qxe3
15. Nc4 Rxd4 16. cxd4 Qxd4 17. Rf1 Rd8 18. g3 Bd3 19. Rd1 Qxc4 20. Qxc4 Bxc4 21.
Rxd8+ Kxd8 22. Bxc4 Bd4 23. b3 Na5 24. Ke2 Nxc4 25. bxc4 Kc7 26. Kd3 Bc5 27. Ra1
Nd7 28. f4 Nf6 29. Ra2 Kc6 30. Kc3 Ne4+ 31. Kd3 Nd6 32. a4 a5 33. g4 Nc8 34. h4
Bd6 35. f5 exf5 36. gxf5 Be7 37. h5 Bf6 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.37"]
[White "Van Foreest, Lucas"]
[Black "Vereggen, Lars"]
[Result "1-0"]
[WhiteElo "2120"]
[BlackElo "2147"]
[ECO "D37"]
[Opening "QGD"]
[Variation "4.Nf3"]
[WhiteFideId "1039792"]
[BlackFideId "1029258"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be7 7. e3 b5 8. Bd3
Bb7 9. O-O Nbd7 10. Qc2 h6 11. Bh4 O-O 12. Rfe1 Rc8 13. Bf5 c5 14. dxc5 Rxc5 15.
Bxd7 Qxd7 16. Bxf6 Bxf6 17. Nd4 b4 18. Qa4 Qxa4 19. Nxa4 Bxd4 20. exd4 Rc2 21.
Rac1 Rd2 22. Red1 Rxd1+ 23. Rxd1 Bc6 24. Nc5 a5 25. Re1 Re8 26. Rxe8+ Bxe8 27.
f3 Kf8 28. Kf2 Ke7 29. Ke3 Bb5 30. g3 g5 31. h4 f6 32. hxg5 hxg5 33. Nb3 a4 34.
Na1 Be8 35. Nc2 b3 36. axb3 axb3 37. Nb4 Kd6 38. Nd3 Bb5 39. Kd2 Bc4 40. Kc3 Ke6
41. Nc1 Kd6 42. Nxb3 Be2 43. Nd2 Kc6 44. Kb4 Kb6 45. f4 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.38"]
[White "Dijkhuis, Sven"]
[Black "Hulshof, Peter"]
[Result "0-1"]
[WhiteElo "1941"]
[BlackElo "2215"]
[ECO "B06"]
[Opening "Robatsch defence"]
[WhiteFideId "1036556"]
[BlackFideId "1003291"]
[EventDate "2013.12.21"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 Nf6 6. e5 Ne4 7. Nxe4 dxe4 8. Ng5
c5 9. Bc4 O-O 10. c3 cxd4 11. cxd4 Nc6 12. Be3 Qa5+ 13. Kf1 h6 14. Nxe4 Bf5 15.
Nc5 Qb4 16. Qe2 Rad8 17. Rd1 Nxe5 18. Bb3 Nc6 19. g4 Bc8 20. a3 Qb6 21. Qc4 Na5
22. Qc3 Nxb3 23. Nxb3 Qb5+ 24. Kg2 b6 25. Rhf1 Be6 26. Nc1 Rc8 27. Qd2 Rfd8 28.
Ne2 Bc4 29. Rfe1 Bxe2 30. Rxe2 h5 31. f3 e6 32. Bf2 Bxd4 33. Qd3 Qxd3 34. Rxd3
Bxf2 35. Rxd8+ Rxd8 36. Kxf2 hxg4 37. hxg4 Rd3 38. Rc2 Rb3 39. Kg3 g5 40. Kf2
Kg7 41. Ke2 a5 42. Rd2 Kg6 43. Kf2 f5 44. Re2 Kf6 45. Kg2 fxg4 46. fxg4 e5 47.
Rf2+ Ke6 48. Rf5 Rxb2+ 49. Kf1 Kd5 50. Rxg5 Ra2 51. Rg6 b5 52. Rb6 Kc5 53. Re6
Rxa3 54. Rxe5+ Kc4 55. g5 Rd3 56. Re4+ Kc5 57. Re5+ Rd5 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.39"]
[White "Go, Benjamin"]
[Black "Calzetta Ruiz, Monica"]
[Result "0-1"]
[BlackTitle "WGM"]
[WhiteElo "2140"]
[BlackElo "2234"]
[ECO "B20"]
[Opening "Sicilian"]
[Variation "wing gambit, Marshall variation"]
[WhiteFideId "1014560"]
[BlackFideId "2204185"]
[EventDate "2013.12.21"]

1. e4 c5 2. b4 cxb4 3. a3 e5 4. Nf3 Nc6 5. Bb2 d6 6. axb4 Nf6 7. b5 Nb8 8. Nc3
Be7 9. Be2 O-O 10. O-O Bg4 11. d4 Nbd7 12. Qd3 Qb6 13. Rfd1 Rfc8 14. Nd5 Nxd5
15. exd5 g6 16. Nxe5 Nxe5 17. dxe5 Bf5 18. Qg3 Rxc2 19. Bd4 Qd8 20. Bf1 Bh4 21.
Qb3 dxe5 22. Bxe5 Bxf2+ 23. Kh1 Rac8 24. Bd3 Bxd3 25. Qxd3 Qg5 26. d6 Bd4 27.
Bg3 Bxa1 28. d7 Bf6 29. Qf3 R8c3 30. h4 Qxg3 31. Qxf6 Qxg2# 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.40"]
[White "Sparenberg, Erik"]
[Black "Brookes, Christopher"]
[Result "1/2-1/2"]
[WhiteElo "2112"]
[BlackElo "2182"]
[ECO "B67"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer, Rauzer attack, 7...a6 defence, 8...Bd7"]
[WhiteFideId "1013262"]
[BlackFideId "4669355"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8.
O-O-O Bd7 9. f3 Be7 10. h4 Qc7 11. Kb1 Nxd4 12. Qxd4 b5 13. g4 Qa7 14. Qd2 Bc6
15. Bh3 Qb7 16. Ne2 h6 17. Be3 d5 18. e5 Nd7 19. Bd4 O-O-O 20. g5 hxg5 21. hxg5
g6 22. Qf4 Rhf8 23. Bg4 Nb6 24. Rh7 Be8 25. b3 Kb8 26. Qe3 Nc8 27. Nc1 Rd7 28.
Rdh1 Qc6 29. f4 Rc7 30. Bd1 Ba3 31. Rh8 Rxh8 32. Rxh8 Ne7 33. Qd2 Nf5 34. Bf2
Rc8 35. Nd3 d4 36. Nb4 Bxb4 37. Qxb4 d3 38. c4 Qb7 39. cxb5 axb5 40. a4 Qc6 41.
Qa5 Qc1+ 42. Ka2 Rc2+ 43. Bxc2 Qxc2+ 44. Ka3 Qc1+ 45. Ka2 Qc2+ 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.41"]
[White "Zojer, Stefan"]
[Black "Maris, Ivo"]
[Result "0-1"]
[WhiteElo "2089"]
[BlackElo "2161"]
[ECO "B12"]
[Opening "Caro-Kann defence"]
[WhiteFideId "1616455"]
[BlackFideId "1028146"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 Na6 3. c3 Nc7 4. Bd3 g6 5. Nf3 Bg7 6. O-O d5 7. e5 h5 8. Qc2 Nh6
9. Bg5 Bf5 10. Nbd2 Ne6 11. b4 O-O 12. Nb3 Bg4 13. Nc5 Bxf3 14. Nxe6 fxe6 15.
Bxh6 Bxh6 16. gxf3 Rf4 17. Bxg6 Rh4 18. Kg2 Qf8 19. Rg1 Kh8 20. Rad1 Qf4 21. h3
Rg8 22. Qd3 Rg7 23. a4 Qf8 24. Kg3 Rf4 25. Rg2 Rf5 26. Kh2 Rxf3 27. Qc2 Qf4+ 28.
Kg1 Rxh3 29. Rd3 Rf3 30. Bxh5 Rxg2+ 31. Kxg2 Rxd3 32. Qxd3 Qg5+ 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.42"]
[White "Beerdsen, Thomas"]
[Black "Vos, Tjark"]
[Result "1/2-1/2"]
[WhiteElo "2154"]
[BlackElo "2085"]
[ECO "B13"]
[Opening "Caro-Kann"]
[Variation "exchange, Rubinstein variation"]
[WhiteFideId "1030108"]
[BlackFideId "1020870"]
[EventDate "2013.12.21"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Bf4 Bg4 7. Qb3 Qc8 8. Nd2
Bh5 9. Ngf3 Bg6 10. Bxg6 hxg6 11. Ne5 e6 12. O-O Nxe5 13. Bxe5 Nd7 14. Nf3 Nxe5
15. Nxe5 Bd6 16. Qb5+ Kf8 17. f4 Qc7 18. Rae1 Rh6 19. g3 Rh5 20. g4 Rh4 21. Qe2
Bxe5 22. fxe5 Kg8 23. Qg2 Rf8 24. g5 Rh5 25. Rf4 Qc4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.43"]
[White "De Groot, Hendrik"]
[Black "Chernukhin, Alexander"]
[Result "1/2-1/2"]
[WhiteElo "2063"]
[BlackElo "2145"]
[ECO "A40"]
[Opening "Queen's pawn"]
[WhiteFideId "1037021"]
[BlackFideId "24177199"]
[EventDate "2013.12.21"]

1. d4 e6 2. Qd3 d5 3. Bf4 Bd6 4. e3 Bxf4 5. exf4 Ne7 6. Nd2 b6 7. Qa3 a5 8. Ngf3
O-O 9. Bd3 h6 10. h4 Ba6 11. g4 Qd6 12. Qxd6 cxd6 13. Bxa6 Nxa6 14. c3 f5 15. g5
Ng6 16. O-O-O Nxf4 17. Kb1 h5 18. Rhe1 Nc7 19. Nf1 Rfe8 20. Ng3 g6 21. Ne2 Nxe2
22. Rxe2 Re7 23. Ne1 e5 24. Nd3 e4 25. Nf4 Kf7 26. Kc1 a4 27. a3 Ra5 28. Kd2 Ne6
29. Nxe6 Rxe6 30. Ke3 Re7 31. Kf4 Ra8 32. Re3 Rc8 33. Rd2 Rec7 34. Rd1 Ke7 35.
Rc1 Kd7 36. Re2 Rc4 37. Rd1 Kc6 38. Rdd2 Kb5 39. Rd1 R4c7 40. Rdd2 Kc4 41. Rd1
Kb3 42. Ra1 Rc6 43. Rb1 R6c7 44. Rc1 Re7 45. Ra1 Rec7 46. Rc1 Ra8 47. Ra1 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.44"]
[White "Majhi, Ankit"]
[Black "Umudova, Nargiz"]
[Result "1-0"]
[BlackTitle "WIM"]
[WhiteElo "2058"]
[BlackElo "2255"]
[ECO "B35"]
[Opening "Sicilian"]
[Variation "accelerated fianchetto, modern variation with Bc4"]
[WhiteFideId "1033735"]
[BlackFideId "13402137"]
[EventDate "2013.12.21"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 d6 9. f3 Na5 10. h4 a6 11. Qd2 h5 12. Bg5 b5 13. O-O-O Nxb3+ 14. axb3 b4 15.
Nd5 Nxd5 16. Nc6 Qc7 17. exd5 e5 18. g4 f6 19. gxh5 fxg5 20. Qxg5 Bf6 21. Qxg6+
Qg7 22. Qe4 Kh8 23. Qxb4 Qh6+ 24. Kb1 Bg7 25. Rdg1 Bf5 26. Rg5 Qf6 27. Rhg1 Rf7
28. Ka2 Bxc2 29. Rxg7 Rxg7 30. Rxg7 Qxg7 31. Qxd6 Re8 32. h6 Qb7 33. b4 a5 34.
b5 a4 35. Nxe5 a3 36. bxa3 Rg8 37. Qc6 Qe7 38. Qc3 Kh7 39. Qxc2+ Kxh6 40. Qe4
Rg2+ 41. Kb3 Qc5 42. Ng4+ Kg7 43. Qe5+ Kh7 44. Qh5+ Kg7 45. Qh6+ Kg8 46. Qe6+
Kf8 47. Qc6 Qg1 48. Qc8+ Ke7 49. Qc7+ Kf8 50. Qc8+ Ke7 51. Qc3 Qd1+ 52. Kb4 Rd2
53. Ne3 Qe1 54. Kc5 Kd7 55. Qg7+ Ke8 56. Kd6 1-0

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.45"]
[White "Lyell, Mark"]
[Black "Henseler, Jorgen"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2247"]
[BlackElo "2073"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "402354"]
[BlackFideId "1023233"]
[EventDate "2013.12.21"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bc4 Nb6 5. Bb3 Nc6 6. Nf3 c4 7. Bc2 Qc7 8. Qe2
g5 9. Na3 g4 10. Nb5 Qb8 11. Ng5 Nxe5 12. b3 h6 13. Ne4 d5 14. Ng3 Bd7 15. a4 e6
16. bxc4 dxc4 17. O-O a6 18. Nd4 Qc7 19. Re1 f6 20. Nh5 Be7 21. Ba3 Nd5 22. Be4
Rg8 23. Bxe7 Kxe7 24. Nf5+ exf5 25. Bxd5 Be6 26. Nf4 Bf7 27. Rab1 Rab8 28. Qe3
Rgd8 29. Bxf7 Kxf7 30. Rb6 Rd6 31. Reb1 Rxb6 32. Rxb6 Re8 33. Rxf6+ Kg8 34. Ne6
f4 35. Qe4 Qh7 36. Qxh7+ Kxh7 37. Nxf4 Nd3 38. Re6 Rxe6 39. Nxe6 Kg6 40. Nd4 Nc5
41. f4 Nxa4 42. Kf2 Nc5 43. Ke3 b5 44. g3 Kf6 45. Nc6 Nb3 46. d3 cxd3 47. Kxd3
a5 48. Kc2 a4 49. Na7 Kf5 50. Nxb5 Ke4 51. Nd6+ Kd5 52. Nf5 h5 53. Ng7 Kc4 54.
Kb2 Nd2 55. Nxh5 Nf3 56. f5 Kd5 57. Nf6+ Ke5 58. Nxg4+ Kxf5 59. h3 Ng1 60. Nf2
Ne2 61. g4+ Kg5 62. c4 Kh4 63. c5 Nd4 64. Ka3 Ne6 65. c6 Nd4 66. Kxa4 Nxc6 67.
Kb5 Ne5 68. Kc5 Nf3 69. Kd5 Ng5 70. Kc5 Nxh3 71. Nxh3 Kxg4 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.46"]
[White "Khelaia, Giorgi"]
[Black "Lee, Kai Jie Edward"]
[Result "0-1"]
[WhiteElo "2110"]
[BlackElo "2145"]
[ECO "A13"]
[Opening "English"]
[Variation "Neo-Catalan accepted"]
[WhiteFideId "13604600"]
[BlackFideId "5802920"]
[EventDate "2013.12.21"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ c6 6. Qxc4 b5 7. Qc2 Bb7 8. O-O
Nbd7 9. d4 c5 10. dxc5 Bxc5 11. Nc3 a6 12. Bf4 Rc8 13. a3 Qb6 14. Qd3 O-O 15. b4
Bxf2+ 16. Rxf2 Rxc3 17. Qxc3 Qxf2+ 18. Kxf2 Ne4+ 19. Kf1 Nxc3 20. Ne5 Bxg2+ 21.
Kxg2 Nb6 22. Be3 Nbd5 23. Bc5 Rc8 24. Kf3 Na4 25. e4 Nf6 26. Rc1 h5 27. h3 Rc7
28. Rc2 Nh7 29. h4 Nf8 30. Nd3 Nd7 31. e5 Nab6 32. Ke4 Na4 33. Kd4 Ndb6 34. Nb2
Nxb2 35. Rxb2 Rd7+ 36. Bd6 Nc4 37. Rb3 f6 38. Kc5 fxe5 39. Bb8 e4 40. Bf4 Rd3
41. Rb1 e5 42. Bg5 Rxa3 43. Re1 e3 44. Kd5 Kf7 45. Rf1+ Kg6 46. Ke6 a5 47. Be7
e2 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.47"]
[White "Dirksen, Marieke"]
[Black "Sandvik, Thomas"]
[Result "1/2-1/2"]
[WhiteElo "2012"]
[BlackElo "2083"]
[ECO "C14"]
[Opening "French"]
[Variation "classical, Rubinstein variation"]
[WhiteFideId "1032160"]
[BlackFideId "503231"]
[EventDate "2013.12.21"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Qd2 a6 8. Nd1
c5 9. c3 Nc6 10. f4 cxd4 11. cxd4 f6 12. Nf3 fxe5 13. fxe5 1/2-1/2

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.48"]
[White "Gutkind, Kedem"]
[Black "Stavast, Dick"]
[Result "0-1"]
[WhiteElo "2066"]
[BlackElo "2066"]
[ECO "B07"]
[Opening "Pirc defence"]
[WhiteFideId "1046519"]
[BlackFideId "1014005"]
[EventDate "2013.12.21"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Bb4 7. f3 Ke7 8.
Bd2 Be6 9. Bxe6 fxe6 10. a3 Bd6 11. Be3 Nbd7 12. Nh3 h6 13. Nf2 a6 14. Nd3 c5
15. Ke2 b5 16. Rhd1 Rhc8 17. Rd2 c4 18. Nb4 Bc5 19. Rad1 a5 20. Bxc5+ Nxc5 21.
Nba2 Rab8 22. Ke3 b4 23. axb4 axb4 24. Ne2 Rb6 25. g4 Ra8 26. Nac1 Ra1 27. h4
Rb1 28. c3 b3 29. Ng3 Ra6 30. Nxb3 Rxd1 31. Nxc5 Rxd2 32. Kxd2 Ra2 33. Kc2 Ra5
34. g5 Rxc5 35. gxf6+ Kxf6 36. Nf1 h5 37. Ne3 g5 38. hxg5+ Kxg5 39. b4 cxb3+ 40.
Kxb3 Kf4 41. Kb4 Rc8 42. Nc4 Rxc4+ 43. Kxc4 h4 44. Kb5 h3 45. c4 h2 46. c5 h1=Q 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.49"]
[White "Hummel, Joop"]
[Black "Den Hartog, Marijn"]
[Result "0-1"]
[WhiteElo "2006"]
[BlackElo "2025"]
[ECO "E62"]
[Opening "King's Indian"]
[Variation "fianchetto, Kavalek (Bronstein) variation"]
[WhiteFideId "1012126"]
[BlackFideId "1046098"]
[EventDate "2013.12.21"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c6 7. Nc3 Qa5 8. d5
cxd5 9. cxd5 b5 10. b4 Qxb4 11. Bd2 Bd7 12. Rb1 Qc5 13. e4 Ng4 14. Qb3 a6 15. a4
bxa4 16. Qb7 Qa7 17. Qb4 Bb5 18. Nxb5 axb5 19. h3 Ne5 20. Nxe5 Bxe5 21. Be3 Qa5
22. Qa3 Na6 23. Rfd1 b4 24. Bd2 bxa3 25. Bxa5 a2 26. Ra1 Bxa1 27. Rxa1 Nc5 28.
Bc3 Rfb8 29. Rxa2 a3 30. e5 Ra4 31. exd6 exd6 32. h4 f5 33. h5 Rb3 34. Ba1 Rb1+
35. Bf1 Nb3 36. Bc3 Nc1 37. Rc2 a2 38. h6 a1=Q 39. Bxa1 Raxa1 40. Rc8+ Kf7 41.
Rc7+ Kf6 42. Kg2 Nb3 43. Bd3 Rg1+ 44. Kf3 Rae1 0-1

[Event "51st Groningen Open A 2013"]
[Site "Groningen NED"]
[Date "2013.12.30"]
[Round "9.50"]
[White "Veltman, Anne"]
[Black "Hummel, Paul"]
[Result "1-0"]
[WhiteElo "2052"]
[BlackElo "2011"]
[ECO "D11"]
[Opening "QGD Slav"]
[Variation "Breyer variation"]
[WhiteFideId "1026917"]
[BlackFideId "1021168"]
[EventDate "2013.12.21"]

1. d4 Nf6 2. Nd2 d5 3. c4 c6 4. Ngf3 g6 5. e3 Bg7 6. Bd3 O-O 7. O-O Nbd7 8. e4
dxe4 9. Nxe4 Nxe4 10. Bxe4 Nf6 11. Bc2 Bg4 12. Be3 Bh5 13. h3 Qd7 14. Qe2 Rad8
15. Rad1 Qc8 16. a4 h6 17. Bf4 Nh7 18. Qe4 Bxf3 19. Qxf3 Rxd4 20. Rxd4 Bxd4 21.
Bxh6 Rd8 22. b3 Bf6 23. Qg3 Nf8 24. Be3 c5 25. h4 Bg7 26. h5 Rd6 27. Qg5 gxh5
28. Qxe7 Qe6 29. Qxb7 Bd4 30. Qe4 Qxe4 31. Bxe4 Ne6 32. Bd5 Kg7 33. Bxe6 fxe6
34. Bxd4+ Rxd4 35. Re1 Kf6 36. Re3 Kf5 37. Kf1 a5 38. Ke2 h4 39. Rf3+ Ke5 40.
Rf8 Re4+ 41. Kf1 Rd4 42. Rc8 Kd6 43. Ke2 Re4+ 44. Kf3 Rd4 45. Rb8 Kc7 46. Rb5
Kc6 47. Ke2 h3 48. gxh3 Rh4 49. Rxa5 Rxh3 50. Rb5 Rh1 51. Ke3 Rd1 52. a5 Ra1 53.
Kf4 Rf1 54. f3 Re1 55. Kg5 e5 56. Kf5 Rf1 57. Rb6+ Kc7 58. Ke4 Rf2 59. Rf6 Rb2
60. Kxe5 Rxb3 61. Kd5 Ra3 62. a6 Ra4 63. f4 1-0

