[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Poetsch, Hagen"]
[Black "Naiditsch, Arkadij"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2403"]
[BlackElo "2706"]
[ECO "B35"]
[Opening "Sicilian"]
[Variation "accelerated fianchetto, modern variation with Bc4"]
[WhiteFideId "24615137"]
[BlackFideId "4650891"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8.
O-O O-O 9. Bb3 d6 10. h3 Bd7 11. f4 Rac8 12. Qf3 Qh5 13. Nxc6 bxc6 14. Rad1 Ng4
15. Bxa7 Qa5 16. hxg4 Qxa7+ 17. Kh1 Rb8 18. Rfe1 Qc7 19. e5 dxe5 20. fxe5 Bc8
21. Qe4 Kh8 22. Rd3 c5 23. Nd5 Qa5 24. c3 Bb7 25. g5 Rfd8 26. Qh4 c4 27. Rh3 h5
28. gxh6 Bf8 29. Nxe7 Qb6 30. e6 Bxg2+ 31. Kxg2 Rd2+ 32. Kh1 Qb7+ 33. Qe4 Qxe4+
34. Rxe4 cxb3 35. axb3 Ra8 36. Rhe3 Bxe7 37. exf7 Bf8 38. Re1 Ra7 39. Rf1 Rd8
40. Re6 Kh7 41. Rg1 Rxf7 42. Rexg6 Rf5 43. R6g5 Rf6 44. Rh5 Rd2 45. Rh2 Rd3 46.
b4 Bd6 47. Rh5 Rd2 48. Rg7+ Kh8 49. Rg2 Rf1+ 50. Rg1 Rff2 51. Ra1 Kh7 52. Rh3
Rxb2 53. Ra7+ Kg6 54. Ra1 Kf5 55. h7 Rh2+ 56. Rxh2 Rxh2+ 57. Kg1 Rxh7 58. Kf2
Be5 59. Ke2 Ke4 60. Rf1 Bg3 61. Rf8 Rh2+ 62. Kd1 Be5 63. Re8 Kd5 64. b5 Bxc3 65.
Re2 Rh1+ 66. Kc2 Bd4 67. b6 Bxb6 68. Kd3 Rh3+ 69. Kd2 Kd4 70. Rg2 Ba5+ 71. Ke2
Re3+ 72. Kf2 Be1+ 73. Kf1 Kd3 74. Rg7 Bc3 75. Rd7+ Bd4 76. Kg2 Re8 77. Rf7 Ke3
78. Rf3+ Ke2 79. Rg3 Rf8 80. Rg6 Be3 81. Kg3 Rf4 82. Ra6 Rf5 83. Rg6 Rf4 84. Ra6
Rf1 85. Ra2+ Kd3 86. Kg4 Ke4 87. Rg2 Rf5 88. Rg3 Rf8 89. Rg2 Rh8 90. Kg3 Rf8 91.
Kg4 Bf2 92. Kh5 Kf3 93. Rg6 Ke4 94. Rg4+ Kf3 95. Rg6 Be3 96. Re6 Rg8 97. Rf6+
Bf4 98. Rf5 Rg2 99. Rf7 Ke4 100. Re7+ Kf5 101. Rf7+ Ke5 102. Kh4 Rg8 103. Kh5
Bd2 104. Kh4 Ke6 105. Rf3 Bc1 106. Rg3 Rf8 107. Kg4 Ke5 108. Kh4 Bf4 109. Rg7
Kf5 110. Kh3 Be5 111. Rg1 Rh8+ 112. Kg2 Kf4 113. Rf1+ Kg4 114. Kf2 Bf4 115. Rg1+
Kf5 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Smeets, Jan"]
[Black "Sveshnikov, Vladimir"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2628"]
[BlackElo "2407"]
[ECO "D45"]
[Opening "QGD semi-Slav"]
[Variation "Stoltz variation"]
[WhiteFideId "1007246"]
[BlackFideId "11601884"]
[EventDate "2011.07.30"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O
dxc4 9. Bxc4 e5 10. h3 exd4 11. exd4 Nb6 12. Bb3 Nbd5 13. Bg5 Be6 14. Ne4 Be7
15. Nc5 Bxc5 16. dxc5 h6 17. Bh4 Nb4 18. Qc3 Bxb3 19. Qxb3 Nbd5 20. Qxb7 Qa5 21.
Ne5 Qxc5 22. Nxc6 Rfe8 23. Rac1 Qb6 24. Qxb6 axb6 25. Bxf6 Nxf6 26. a3 Re2 27.
Rb1 Rc8 28. Nd4 Re4 29. Rfd1 Rc4 30. Nf3 Re2 31. Re1 Rcc2 32. Rxe2 Rxe2 33. Kf1
Rc2 34. Nd4 Rd2 35. Ne2 Ne4 36. Ke1 Rc2 37. f3 Nc5 38. Kd1 Rc4 39. b3 Rh4 40. b4
Nd3 41. Kc2 Ne5 42. Kb3 Nc4 43. Re1 Ne5 44. Rd1 Kf8 45. Rd4 Rxd4 46. Nxd4 Nd3
47. Kc4 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Bosboom, Manuel"]
[Black "Landa, Konstantin"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2399"]
[BlackElo "2628"]
[ECO "A13"]
[Opening "English opening"]
[Variation "Agincourt variation"]
[WhiteFideId "1000080"]
[BlackFideId "4101685"]
[EventDate "2011.07.30"]

1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. a3 c5 5. d4 b6 6. cxd5 exd5 7. Bb5+ Bd7 8. Be2
Bd6 9. Nc3 Bc6 10. Ne5 Bxe5 11. dxe5 Ne4 12. Nxe4 dxe4 13. Qxd8+ Kxd8 14. b4 Nd7
15. Bb2 Re8 16. f4 exf3 17. gxf3 Nxe5 18. Kf2 g6 19. Rhd1+ Kc7 20. bxc5 bxc5 21.
Rac1 Nd7 22. Bc3 a5 23. e4 f6 24. h4 h6 25. Bf1 g5 26. Bh3 Ne5 27. Bf5 a4 28.
hxg5 hxg5 29. Kg3 Ra7 30. Rh1 Kb6 31. Bd2 Rd8 32. Be3 Ra5 33. Rb1+ Rb5 34. Rxb5+
Bxb5 35. Rh6 Rd3 36. Rxf6+ Bc6 37. Kf2 Rxa3 38. Re6 Nd3+ 39. Kg3 Ne1 40. Kf2 Nc2
41. Rg6 Rxe3 42. Bd7 a3 43. Bxc6 Rc3 44. Bd5+ Kb5 45. Rxg5 c4 46. e5 a2 47. Rg1
Kc5 48. Be4 a1=Q 49. Rxa1 Nxa1 50. f4 Kd4 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Eisenbeiser, Amadeus"]
[Black "Postny, Evgeny"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2386"]
[BlackElo "2618"]
[ECO "A22"]
[Opening "English"]
[Variation "Bremen, Smyslov system"]
[WhiteFideId "4678338"]
[BlackFideId "2804344"]
[EventDate "2011.07.30"]

1. c4 Nf6 2. Nc3 e5 3. g3 Bb4 4. Bg2 Bxc3 5. dxc3 h6 6. Nf3 d6 7. O-O Nc6 8. Qc2
O-O 9. e4 Be6 10. b3 Qd7 11. Nh4 Bh3 12. Bxh3 Qxh3 13. Nf5 Rae8 14. Ne3 Ng4 15.
f3 Nxe3 16. Bxe3 Ne7 17. g4 h5 18. Qg2 hxg4 19. Qxg4 Qh7 20. Qd7 Nc6 21. c5 Re7
22. Qg4 Re6 23. Kh1 Rg6 24. Qf5 Rd8 25. cxd6 Rgxd6 26. Qxh7+ Kxh7 27. Rac1 Rd3
28. Rfe1 Ne7 29. Kg2 Ng6 30. Kf2 R8d6 31. Rc2 Nh4 32. Rg1 f5 33. exf5 Nxf5 34.
Re1 Rg6 35. Bxa7 Nh4 36. Ke2 Nxf3 37. Rd1 e4 38. Rcc1 Rg2+ 39. Bf2 Nxh2 40. Rg1
Rxg1 41. Rxg1 Nf3 42. Rg4 Rxc3 43. Rxe4 Ng5 44. Re7 Rc6 45. Kf1 Kg6 46. Bd4 Ne6
47. Be5 Rc5 48. Bb2 Rc6 49. Ke1 Rd6 50. Be5 Rd5 51. Bb2 Rd6 52. Be5 Rc6 53. Kd2
Kh6 54. a4 g5 55. b4 Kg6 56. b5 Rc5 57. Rxe6+ Kf5 58. Re7 Rxe5 59. Rxc7 b6 60.
Rc6 Re6 61. Rxe6 Kxe6 62. Ke3 Kd5 63. Kf3 Kc5 64. Kg4 Kb4 65. Kxg5 Kxa4 66. Kf4
Kxb5 67. Ke3 Kb4 68. Kd2 Kb3 69. Kc1 b5 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Pavlovic, Milos"]
[Black "Leenhouts, Koen"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2541"]
[BlackElo "2397"]
[ECO "E92"]
[Opening "King's Indian"]
[Variation "Gligoric-Taimanov system"]
[WhiteFideId "900389"]
[BlackFideId "1008439"]
[EventDate "2011.07.30"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. Be3 c6 8. d5 Ng4
9. Bg5 f6 10. Bh4 Nh6 11. Nd2 Na6 12. f3 Bd7 13. a3 Qe7 14. c5 dxc5 15. Qb3 b5
16. dxc6+ Be6 17. Qxb5 Nc7 18. Qa5 Rfb8 19. Nc4 Nf7 20. Rd1 Rd8 21. O-O Rd4 22.
Rxd4 cxd4 23. Nb5 Nxb5 24. Qxb5 Qc7 25. Rc1 Rb8 26. Qa6 Nd8 27. Nd6 Rb6 28. Nb5
Rxc6 29. Nxc7 Rxc1+ 30. Be1 Rxc7 31. Ba5 Rc1+ 32. Kf2 Bh6 33. f4 Nc6 34. Bd2 Rc2
35. f5 Bxd2 36. fxe6 Be3+ 37. Kf3 Ne7 38. Qa4 Rc7 39. Qe8+ Kg7 40. Qf7+ Kh6 41.
h4 g5 42. Qf8+ Kg6 43. Bb5 g4+ 44. Kxg4 h5+ 45. Kf3 Kh7 46. Qf7+ 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "De Jong, Migchiel"]
[Black "Sveshnikov, Evgeny"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2376"]
[BlackElo "2514"]
[ECO "B30"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rossolimo attack (without ...d6)"]
[WhiteFideId "1002848"]
[BlackFideId "4100638"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. Re1 Nf6 6. h3 a6 7. Bxc6 Bxc6 8. e5
dxe5 9. Nxe5 Qd5 10. Nxc6 Qxc6 11. d3 e6 12. Nd2 Be7 13. Nc4 b5 14. Ne5 Qb7 15.
b3 Nd7 16. Nxd7 Qxd7 17. Bb2 O-O 18. Qg4 g6 19. Qe4 Qc7 20. a4 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Hoffmann, Michael1"]
[Black "Kuipers, Stefan"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2493"]
[BlackElo "2365"]
[ECO "B30"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rossolimo attack (without ...d6)"]
[WhiteFideId "4601297"]
[BlackFideId "1018400"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. O-O e5 6. c3 Nf6 7. Re1 Bg4 8.
Qa4 Qc7 9. d4 cxd4 10. cxd4 Bxf3 11. gxf3 Nd7 12. Be3 Be7 13. Rc1 Rc8 14. d5 c5
15. b4 O-O 16. Nd2 f5 17. exf5 Nb6 18. Qb3 Kh8 19. Qd3 Qd7 20. bxc5 dxc5 21. d6
Qxd6 22. Qxd6 Bxd6 23. Ne4 Be7 24. Nxc5 Rxf5 25. Ne6 Re8 26. a4 Rxf3 27. a5 Nd5
28. Bxa7 Ba3 29. Rc4 h6 30. Rd1 Rxe6 31. Rxd5 Bb2 32. Ra4 Ra6 33. Rd7 Rf5 34.
Rg4 e4 35. Bb6 Raxa5 36. Bxa5 Rxa5 37. Rxe4 Bf6 38. Kg2 Rg5+ 39. Kf1 Rh5 40. Kg2
Rg5+ 41. Kf3 Rf5+ 42. Kg3 Rg5+ 43. Rg4 Rxg4+ 44. Kxg4 Kh7 45. Kf5 Bb2 46. h4 Bc3
47. h5 Bf6 48. f4 Bc3 49. Ke6 Bf6 50. Kf7 Bc3 51. Rd5 Bb2 52. Rc5 Bd4 53. Re5
Bc3 54. Re4 Bb2 55. Re6 Bc3 56. Rg6 Bd4 57. f5 Bc3 58. Rxg7+ Bxg7 59. f6 Bxf6
60. Kxf6 Kh8 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Deepan, Chakkravarthy J."]
[Black "Bezemer, Arno"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2470"]
[BlackElo "2348"]
[ECO "B91"]
[Opening "Sicilian"]
[Variation "Najdorf, Zagreb (fianchetto) variation"]
[WhiteFideId "5011132"]
[BlackFideId "1001396"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be7 8. Bg2
b5 9. O-O Nbd7 10. Bd2 Nb6 11. Na5 Qc7 12. a4 Nc4 13. Nxc4 bxc4 14. b4 h6 15.
Qe2 O-O 16. Rfb1 Bg4 17. Bf3 Be6 18. Be3 Rfd8 19. b5 axb5 20. axb5 Rxa1 21. Rxa1
Rb8 22. Ra7 Rb7 23. b6 Qc6 24. Qd1 Bd8 25. Rxb7 Qxb7 26. Qxd6 Nd7 27. Na4 Qa6
28. Qc6 Nf6 29. Kg2 Bd7 30. Qd6 Kh7 31. Nc3 Qc8 32. h4 Qb7 33. Nd5 Ne8 34. Qxe5
Bc6 35. h5 Nf6 36. Nxf6+ gxf6 37. Qf4 Bxb6 38. Qxh6+ Kg8 39. Bxb6 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Burg, Twan"]
[Black "Vishnu Prasanna. V"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2450"]
[BlackElo "2340"]
[ECO "B97"]
[Opening "Sicilian"]
[Variation "Najdorf, 7...Qb6"]
[WhiteFideId "1010697"]
[BlackFideId "5030692"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd3
Nc6 9. Bxf6 gxf6 10. Nb3 Bd7 11. Be2 h5 12. Rf1 O-O-O 13. O-O-O Kb8 14. Kb1 Be7
15. Qh3 h4 16. Bg4 Bc8 17. f5 Ne5 18. fxe6 Nxg4 19. Nd5 Qa7 20. Qxg4 Bxe6 21.
Qf4 Bf8 22. Qxf6 Bh6 23. Nd4 Bxd5 24. exd5 Be3 25. Nf5 Bc5 26. Nxh4 Qb6 27. Nf3
Rhg8 28. Ne1 Rd7 29. h4 Rg4 30. Qf5 Ba3 31. Nd3 Rd4 32. Qxd7 Rxd3 33. Qe8+ Ka7
34. Qh8 Rg3 35. Rf3 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "In't Veld, Daan"]
[Black "Van Haastert, Edwin"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2224"]
[BlackElo "2421"]
[ECO "B43"]
[Opening "Sicilian"]
[Variation "Kan, 5.Nc3"]
[WhiteFideId "1016270"]
[BlackFideId "1003992"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. Bd3 Nf6 7. O-O Bc5 8. Nb3
Be7 9. a4 Nc6 10. f4 d6 11. a5 b5 12. axb6 Qxb6+ 13. Kh1 O-O 14. Na4 Qc7 15. Be3
Rb8 16. c3 e5 17. Nd2 exf4 18. Bxf4 Ne5 19. Nf3 Bb7 20. Bxe5 dxe5 21. Qe2 Rfd8
22. Bxa6 Bxe4 23. b4 Bxf3 24. Qxf3 e4 25. Qh3 Rd2 26. Nc5 Bxc5 27. bxc5 Rbb2 28.
Bc4 Rd8 29. Qf5 e3 30. Qg5 e2 31. Bxe2 h6 32. Qh4 Qxc5 33. Qc4 Qxc4 34. Bxc4 Rc8
35. Bd3 Nd5 36. Rfc1 g5 37. Ra5 Rxc3 38. Rxc3 Nxc3 39. h4 Nd1 40. Kh2 Ne3 41.
Be4 Rb4 42. Ra8+ Kg7 43. hxg5 Rxe4 44. gxh6+ Kxh6 45. Rg8 Rg4 46. Rh8+ Kg7 47.
Rh3 Nxg2 48. Rf3 Nf4 49. Kh1 Kg6 50. Rf2 Kg5 51. Rg2 Nxg2 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Seirawan, Yasser"]
[Black "Stefan, Romulus-Cristian"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2635"]
[BlackElo "2172"]
[ECO "A10"]
[Opening "English"]
[Variation "Anglo-Dutch defense"]
[WhiteFideId "2000032"]
[BlackFideId "1232835"]
[EventDate "2011.07.30"]

1. c4 f5 2. g3 Nf6 3. Bg2 g6 4. Nc3 Bg7 5. d4 d6 6. e3 O-O 7. Nge2 c6 8. O-O e5
9. b3 Na6 10. d5 c5 11. e4 fxe4 12. Bg5 h6 13. Bxf6 Qxf6 14. Nxe4 Qe7 15. N2c3
b6 16. h4 Nc7 17. Kh2 Rb8 18. h5 g5 19. Bh3 Bxh3 20. Kxh3 Rf7 21. Qg4 Rbf8 22.
f3 Kh8 23. Kg2 Ne8 24. a3 Nf6 25. Nxf6 Rxf6 26. Ne4 Rf5 27. b4 R8f7 28. b5 Bf8
29. a4 a5 30. bxa6 Qa7 31. a5 Qxa6 32. axb6 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "L'Ami, Erwin"]
[Black "Go, Benjamin"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2611"]
[BlackElo "2124"]
[ECO "A09"]
[Opening "Reti opening"]
[WhiteFideId "1007998"]
[BlackFideId "1014560"]
[EventDate "2011.07.30"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 a6 5. d4 g6 6. Be2 Bg7 7. O-O O-O 8. a4 b6
9. cxd5 cxd5 10. b3 Bb7 11. Ba3 Nbd7 12. Rc1 Rc8 13. Ne5 Ne8 14. Nd3 Ndf6 15. a5
b5 16. Nc5 Bc6 17. Qe1 Nc7 18. Na2 Ba8 19. Nb4 Qd6 20. Nbd3 Nd7 21. Bb4 Nxc5 22.
Bxc5 Qd7 23. Bb6 Ne6 24. Rb1 Bb7 25. f4 f5 26. g4 Kh8 27. g5 Kg8 28. Bf3 Qd6 29.
h4 Kf7 30. h5 Rc2 31. Nb4 Rcc8 32. Rb2 Rg8 33. Rh2 Nf8 34. Bc5 Qe6 35. Nd3 Nd7
36. Kf2 Ba8 37. b4 Rh8 38. Rfh1 Bb7 39. Rh3 Ba8 40. R1h2 Rcd8 41. Qh1 Nxc5 42.
Nxc5 Qc8 43. hxg6+ hxg6 44. Rxh8 Rxh8 45. Rxh8 Bxh8 46. Bxd5+ 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Haimovich, Tal"]
[Black "Swijsen, Lars"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2419"]
[BlackElo "1960"]
[ECO "C17"]
[Opening "French"]
[Variation "Winawer, advance, Bogolyubov variation"]
[WhiteFideId "2801698"]
[BlackFideId "211800"]
[EventDate "2011.07.30"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Nh6 6. a3 Bxc3 7. Bxc3 b6 8. Nf3
O-O 9. b4 a5 10. Be2 f5 11. exf6 gxf6 12. O-O cxd4 13. Nxd4 e5 14. Nb5 Be6 15.
f4 Nf5 16. fxe5 Ne3 17. Qd2 Nxf1 18. Rxf1 Nd7 19. exf6 Bf7 20. Qh6 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Laarhoven, Thijs"]
[Black "Tan, Matthew"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2228"]
[BlackElo "2400"]
[ECO "C06"]
[Opening "French"]
[Variation "Tarrasch, closed variation, main line"]
[WhiteFideId "1021265"]
[BlackFideId "1011316"]
[EventDate "2011.07.30"]

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. h3 O-O 13. Be3 Bd7 14. Rc1 Rae8 15.
a3 Qb8 16. b4 a6 17. Bb1 b5 18. Qd3 Re7 19. Ng5 g6 20. f4 a5 21. bxa5 Nxa5 22.
Bd2 Nc4 23. Bb4 Bxb4 24. axb4 Qd6 25. Bc2 Qxb4 26. Ra1 Ne4 27. Rfb1 Qd6 28. Nxe4
dxe4 29. Qg3 b4 30. Rc1 Bb5 31. Bxe4 Nd2 32. Bd3 b3 33. Bxb5 b2 34. Qc3 bxc1=Q+
35. Rxc1 Ne4 36. Qe3 Nf6 37. Rc6 Nd5 38. Qe4 Qb4 39. Rxe6 Qxb5 40. Rxe7 Nxe7 41.
Qxe7 Re8 42. Nc3 Qb1+ 43. Nxb1 Rxe7 44. Nd2 Re2 45. Nf3 Re4 46. f5 gxf5 47. Kf2
h6 48. Kg3 Kf7 49. Ne5+ Ke6 50. Nf3 Kd5 51. Nh4 Ke6 52. Nf3 Kd5 53. Nh4 Ke6 54.
Nf3 Kf6 55. Kf2 Kf7 56. Kg3 Ke6 57. Kf2 Kd5 58. Kg3 Re2 59. Kf4 Rxg2 60. Kxf5
Rg3 61. Kf4 Rxh3 62. Ke3 Rh1 63. Kf4 Rf1 64. Ke3 Ra1 65. Kf4 Ra8 66. Kg4 Ke4 67.
Nh4 Ra5 68. Kg3 Rg5+ 69. Kh3 Rg8 70. Kh2 Kxd4 71. Kh3 Ke4 72. Kh2 Kf4 73. Ng2+
Kg5 74. Kg3 Ra8 75. Ne1 Ra3+ 76. Nf3+ Kf5 77. Kg2 Kf4 78. Nh2 Rg3+ 79. Kf2 Rg8
80. Nf3 h5 81. Ne1 Kg4 82. Kg2 Ra8 83. Nd3 Ra2+ 84. Nf2+ Kf4 85. Kg1 h4 86. Kg2
h3+ 87. Kg1 h2+ 88. Kh1 Kf3 89. Nd3 Re2 90. Nc5 Kg4 91. Nd3 Kg3 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Kuling, Lody"]
[Black "Fernandez, Daniel Howard"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2223"]
[BlackElo "2328"]
[ECO "B43"]
[Opening "Sicilian"]
[Variation "Kan, 5.Nc3"]
[WhiteFideId "1019686"]
[BlackFideId "5801605"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Bb7 7. O-O Ne7 8. a4
b4 9. Na2 Nec6 10. Nf3 a5 11. Bg5 Be7 12. Bxe7 Qxe7 13. Nc1 d6 14. Nb3 O-O 15.
Qe2 Nd7 16. Rfe1 Rfd8 17. Qe3 Qf6 18. Rab1 h6 19. h3 g5 20. Bb5 Qf4 21. Rbd1
Qxe3 22. Rxe3 Nde5 23. Nxe5 Nxe5 24. Rd4 Ba6 25. Bxa6 Rxa6 26. c3 Rb8 27. cxb4
axb4 28. a5 Kf8 29. Re2 Ke7 30. Rc2 Nc6 31. Rd1 Rb5 32. Rxc6 Rxc6 33. Nd4 Rbc5
34. Nxc6+ Rxc6 35. Rd4 Rc1+ 36. Kh2 Ra1 37. Rxb4 Rxa5 38. Kg3 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Nabuurs, Joep"]
[Black "Van Dooren, Dirk"]
[Result "1/2-1/2"]
[BlackTitle "FM"]
[WhiteElo "2218"]
[BlackElo "2290"]
[ECO "C78"]
[Opening "Ruy Lopez"]
[Variation "5.O-O"]
[WhiteFideId "1020013"]
[BlackFideId "1015761"]
[EventDate "2011.07.30"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. Re1
O-O 9. c3 d5 10. exd5 Nxd5 11. d4 exd4 12. cxd4 Bb4 13. Bg5 Qd6 14. Nbd2 Bxd2
15. Nxd2 Be6 16. axb5 axb5 17. Ne4 Qb4 18. Bxd5 Bxd5 19. Nf6+ gxf6 20. Bxf6 Be6
21. Qh5 Qd2 22. Re3 Qc2 23. Rg3+ Qg6 24. Qh6 Bg4 25. Qf4 h5 26. h3 Nb4 27. hxg4
h4 28. Bxh4 Nd5 29. Qf5 c6 30. Rc1 Rbc8 31. Ra3 Rfe8 32. Ra6 Qxf5 33. gxf5 Re4
34. Bg3 Nb4 35. Rb6 Rxd4 36. Rxb5 Nd3 37. Rc3 cxb5 38. Rxc8+ Kg7 39. Rc6 Rd5 40.
Rd6 Rxd6 41. Bxd6 Kf6 42. g4 Kg5 43. f3 Nxb2 44. Kf2 b4 45. Be7+ Kf4 46. Bd6+
Kg5 47. Be7+ Kf4 48. Bd6+ 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Lacrosse, Marc"]
[Black "Timmermans, Ivo"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2185"]
[BlackElo "2232"]
[ECO "D17"]
[Opening "QGD Slav"]
[Variation "Krause attack"]
[WhiteFideId "200921"]
[BlackFideId "1002910"]
[EventDate "2011.07.30"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Nb6 8.
Ne5 a5 9. f3 Nfd7 10. Nxd7 Nxd7 11. e4 Bg6 12. Be2 Qb6 13. f4 e6 14. O-O f6 15.
Be3 e5 16. fxe5 fxe5 17. Kh1 Be7 18. Qd2 Rd8 19. d5 Nc5 20. Rad1 Qb4 21. Bxc5
Qxc5 22. Nb5 Qb4 23. d6 Qxd2 24. Rxd2 Bf6 25. Nc7+ Kf8 26. Ne6+ Ke8 27. Nxd8
Kxd8 28. Bf3 Bf7 29. Rb1 Bg5 30. Rd3 Ba2 31. Ra1 Bc4 32. Rc3 Be6 33. Be2 Rf8 34.
Rf1 Rxf1+ 35. Bxf1 Kd7 36. Bc4 Bxc4 37. Rxc4 Kxd6 38. b4 Bd2 39. bxa5 Bxa5 40.
Kg1 b5 41. axb5 cxb5 42. Rc1 Bb6+ 43. Kf1 b4 44. Ke2 Bd4 45. Rb1 Bc3 46. Kd3 Ke6
47. Rf1 h5 48. g3 g6 49. h3 Bd4 50. Kc4 Bc3 51. g4 hxg4 52. hxg4 Bd2 53. Kd3 Bg5
54. Kc4 Bf4 55. Kxb4 Kf6 56. Kc4 Kg5 57. Rg1 Be3 58. Rg2 Kf4 59. Kd5 Kf3 60. Ra2
Bf4 61. g5 Kg4 62. Rg2+ Kf3 63. Rg1 Bh2 64. Rh1 Bf4 65. Rh6 Bxg5 66. Rxg6 Bf4
67. Re6 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Stange, Sven"]
[Black "Ikonnikov, Vyacheslav"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2110"]
[BlackElo "2553"]
[ECO "E15"]
[Opening "Queen's Indian"]
[Variation "Nimzovich variation (exaggerated fianchetto)"]
[WhiteFideId "203890"]
[BlackFideId "4100972"]
[EventDate "2011.07.30"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 d5 6. Bg2 Bb4+ 7. Bd2 Be7 8. Bc3
O-O 9. Ne5 Bb7 10. O-O Nbd7 11. Nd2 c5 12. Qc2 Qc7 13. Nxd7 Qxd7 14. Qb2 dxc4
15. Bxb7 Qxb7 16. bxc4 cxd4 17. Bxd4 Rfd8 18. Rfd1 Rd7 19. Nf3 Rc8 20. a4 Qc7
21. Rdc1 Qd8 22. Rc2 Bf8 23. e3 Ne4 24. Qa2 Bb4 25. Qb2 Qf8 26. Rb1 Bc5 27. a5
f6 28. axb6 axb6 29. Bxc5 bxc5 30. Qb6 Qe8 31. Rcb2 g5 32. h3 h5 33. Qa6 g4 34.
hxg4 hxg4 35. Nh4 Rcd8 36. Rb7 Kf7 37. Qa7 f5 38. Rd1 Re7 39. Rxe7+ Qxe7 40.
Qxe7+ Kxe7 41. Ng6+ Ke8 42. Rxd8+ Kxd8 43. Ne5 Kc7 44. Kf1 Kb6 45. Ke2 Ka5 46.
Nd3 Ka4 47. Nf4 Kb3 48. Nxe6 Kxc4 49. Ng7 Nd6 50. f3 Kb3 51. Ne6 c4 52. fxg4
fxg4 53. Nc5+ Kb4 54. Nd7 Ne4 55. Ne5 Kb3 56. Nxg4 c3 57. Ne5 c2 58. Nd3 Kc3 59.
Ne1 Kb2 60. Nd3+ Kb1 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Hortensius, Lisa"]
[Black "Henrichs, Thomas"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2088"]
[BlackElo "2475"]
[ECO "B42"]
[Opening "Sicilian"]
[Variation "Kan, Polugaievsky variation"]
[WhiteFideId "1012339"]
[BlackFideId "4626605"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. Qg4 g6 8. a4
Nc6 9. Nc3 d6 10. a5 Nf6 11. Qe2 Ne5 12. Na4 O-O 13. Nb6 Rb8 14. O-O Bd7 15. Nd4
Qc7 16. f4 Nc6 17. Nb3 Rfd8 18. Be3 Be8 19. Rad1 Nb4 20. Bd4 e5 21. Bc3 Nxd3 22.
cxd3 Bc6 23. Nd2 Nh5 24. f5 Nf4 25. Qf3 f6 26. fxg6 hxg6 27. Ndc4 d5 28. exd5
Nxd5 29. Nxd5 Rxd5 30. Qg3 Be8 31. Kh1 Rbd8 32. Nb6 Rc5 33. d4 exd4 34. Qxc7
Rxc7 35. Rxd4 Rxd4 36. Bxd4 Bf7 37. h3 f5 38. Bc3 Bg5 39. Re1 Re7 40. Rxe7 Bxe7
41. Kg1 Bc5+ 42. Kf1 Be8 43. Nd5 Bb5+ 44. Ke1 Bc6 45. Nf4 g5 46. Ne6 Be7 47. Kf2
Kf7 48. Nd4 Be4 49. Nf3 Ke6 50. Bd2 f4 51. h4 gxh4 52. Bxf4 Kf5 53. Bd2 Bf6 54.
b4 Kg4 55. Nh2+ Kh5 56. Nf3 Be7 57. Ke3 Bd5 58. Be1 Bf6 59. Kf2 Bd8 60. Ke3 Be7
61. Kf2 Kg4 62. Ne5+ Kf5 63. Nf3 Ke4 64. Ke2 Bc4+ 65. Kf2 Bd5 66. Kg1 h3 67. Kf2
hxg2 68. Kxg2 Bf6 69. Nd2+ Kd3+ 70. Nf3 Bxf3+ 71. Kxf3 Bc3 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Zaragatski, Ilja"]
[Black "Rosmuller, Anton"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2469"]
[BlackElo "2091"]
[ECO "A05"]
[Opening "Reti"]
[Variation "King's Indian attack, Spassky's variation"]
[WhiteFideId "4655192"]
[BlackFideId "1007270"]
[EventDate "2011.07.30"]

1. Nf3 Nf6 2. g3 b5 3. Na3 a6 4. c4 b4 5. Nc2 e6 6. Bg2 Bb7 7. d4 a5 8. O-O Be4
9. Bh3 c5 10. Be3 Qb6 11. d5 h6 12. Nd2 Bh7 13. Bf4 Bd6 14. Bxd6 Qxd6 15. Bg2 e5
16. a3 b3 17. Nxb3 Qb6 18. Ne1 d6 19. Ra2 O-O 20. Nd2 Nbd7 21. e4 a4 22. Nd3 Qa6
23. Qc2 Rab8 24. f3 Nb6 25. Raa1 Nfd7 26. Bh3 Nf6 27. Rae1 Rfe8 28. Nf2 Re7 29.
Nd1 Reb7 30. Rf2 Nbd7 31. Bf1 Qa5 32. Bd3 g5 33. Ref1 Kh8 34. Nb1 Rg8 35. Nbc3
Nb6 36. Nb5 Rd7 37. Rg2 Nh5 38. Kf2 Bg6 39. Ke2 Qa8 40. Kd2 f6 41. Kc1 Be8 42.
Kb1 Rd8 43. Nc7 Qb7 44. Ne6 Rb8 45. Ne3 Bg6 46. f4 exf4 47. gxf4 Nd7 48. Ng4
Nxf4 49. Nxf4 gxf4 50. Nxh6 Rg7 51. Rxf4 Ne5 52. Ng4 Bh7 53. Nxe5 Rxg2 54. Qxg2
fxe5 55. Rf2 Qb3 56. Qf3 Rg8 57. Qf6+ Rg7 58. Bc2 Qb7 59. Qxd6 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Dahm, Jochen"]
[Black "Willemsma, Abe"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2345"]
[BlackElo "2088"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "4659350"]
[BlackFideId "1011561"]
[EventDate "2011.07.30"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 cxd4 7. cxd4 e6 8.
Nc3 Qa5 9. Be3 Nf6 10. h3 Bh5 11. O-O Bd6 12. a3 O-O 13. Qb3 Ne7 14. g4 Bg6 15.
Nb5 Bb8 16. Ne5 Be4 17. f3 Bd5 18. Qd3 Nc6 19. b4 Qd8 20. f4 Ne4 21. Nc3 Qh4 22.
Nxe4 Bxe4 23. Qxe4 Qg3+ 24. Kh1 Qxh3+ 25. Kg1 Qg3+ 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Ortmann, David"]
[Black "Bottema, Martin"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2322"]
[BlackElo "2062"]
[ECO "D56"]
[Opening "QGD"]
[Variation "Lasker defence"]
[WhiteFideId "4651588"]
[BlackFideId "1011006"]
[EventDate "2011.07.30"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 h6 7. Bh4 Ne4 8. Bxe7
Qxe7 9. Rc1 Nxc3 10. Rxc3 c6 11. Bd3 Nd7 12. O-O dxc4 13. Bxc4 e5 14. Bb3 exd4
15. exd4 Rd8 16. Re1 Qd6 17. Rce3 Nf8 18. Ne5 Be6 19. Qh5 Bxb3 20. Rxb3 Qc7 21.
Qg4 Re8 22. Rd1 Rad8 23. Rg3 f6 24. Nf3 Rd5 25. Nh4 Qd7 26. Qxd7 Nxd7 27. Re3
Rxe3 28. fxe3 g5 29. Nf3 Nc5 30. Nd2 Na4 31. Ne4 Kf7 32. b3 f5 33. Nxg5+ hxg5
34. bxa4 Ke6 35. Rb1 b6 36. Rb4 c5 37. dxc5 Rxc5 38. h4 gxh4 39. Rxh4 Rc2 40.
Rh7 Rxa2 41. Rxa7 Ke5 42. Rb7 Rxa4 43. Rxb6 f4 44. exf4+ Kxf4 45. Rg6 Kf5 46.
Rg8 Rg4 47. Rf8+ Kg6 48. Kf2 Kg7 49. Rf5 Ra4 50. Rg5+ Kh6 51. Rg8 Kh7 52. Rb8
Kg7 53. Rb6 Ra7 54. Kg3 Ra4 55. Kh3 Rc4 56. g4 Rc3+ 57. Kh4 Rc5 58. Rb2 Ra5 59.
Rf2 Rb5 60. Kg3 Kg6 61. Rh2 Ra5 62. Rh8 Kg7 63. Rb8 Kg6 64. Kh4 Rc5 65. Rb6+ Kg7
66. g5 Rc1 67. Rb4 Rh1+ 68. Kg4 Rg1+ 69. Kf5 Rf1+ 70. Rf4 Rxf4+ 71. Kxf4 Kg6 72.
Kg4 Kg7 73. Kf5 Kf7 74. g6+ Kg7 75. Kg5 Kg8 76. Kf6 Kf8 77. g7+ Kg8 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Brookes, Christopher"]
[Black "Afek, Yochanan"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "2056"]
[BlackElo "2298"]
[ECO "B29"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rubinstein variation"]
[WhiteFideId "4669355"]
[BlackFideId "2800462"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. d4 Nxc3 6. bxc3 d5 7. exd6 Bxd6 8.
Bd3 Nd7 9. O-O O-O 10. Qe2 Qc7 11. Bg5 Re8 12. Rae1 Nf8 13. Ne5 f6 14. Qh5 g6
15. Nxg6 fxg5 16. Nxf8 Rxf8 17. Re3 Qg7 18. dxc5 Bf4 19. Rh3 Rf7 20. g3 Be5 21.
f4 Bxc3 22. fxg5 Qd4+ 23. Kg2 Qd5+ 24. Rf3 Qxf3+ 25. Qxf3 Rxf3 26. Kxf3 Bd7 27.
Bxh7+ Kf8 28. Be4 Rc8 29. Rh7 Bg7 30. h4 Rxc5 31. h5 Rc3+ 32. Bd3 Kg8 33. g6 Be8
34. Kg4 Rc5 35. h6 Bf6 36. g7 Rg5+ 37. Kf4 Kf7 38. Bc4 b5 39. Rh8 bxc4 40. Rf8+ 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Provoost, Simon"]
[Black "Van Der Zalm, Marnix"]
[Result "1/2-1/2"]
[WhiteElo "2295"]
[BlackElo "2058"]
[ECO "A10"]
[Opening "English"]
[Variation "Anglo-Dutch defense"]
[WhiteFideId "1016334"]
[BlackFideId "1004611"]
[EventDate "2011.07.30"]

1. c4 f5 2. g3 Nf6 3. Bg2 g6 4. Nc3 Bg7 5. d3 O-O 6. e4 d6 7. Nge2 c6 8. O-O e5
9. exf5 gxf5 10. d4 Na6 11. b3 Be6 12. Bg5 Qd7 13. Qd2 Rae8 14. Rad1 Qf7 15. d5
cxd5 16. Bxf6 Bxf6 17. Nxd5 Bg7 18. f4 Kh8 19. Nb4 Nxb4 20. Qxb4 e4 21. Rxd6 Bf6
22. Rfd1 Be7 23. Qc3+ Kg8 24. R6d2 Bc5+ 25. Kh1 Qe7 26. Qe5 Bb4 27. Rc2 Rd8 28.
Rcc1 Bd6 29. Qc3 Bb4 30. Qc2 Rxd1+ 31. Rxd1 Rd8 32. Bf1 Rxd1 33. Qxd1 Bc5 34.
Qd2 Qf6 35. Qc3 Qe7 36. Qd2 Bb4 37. Qb2 Qd7 38. Qd4 Qe7 39. Qxa7 Bc5 40. Qb8+
Kf7 41. Qh8 Kg6 42. Qe5 Bd6 43. Qc3 Bb4 44. Qc2 Qc5 45. Nc3 Bxc3 46. Qxc3 Qf2
47. Qa1 e3 48. Qd1 Bd7 49. Qd6+ Kh5 50. Qd1+ Kg6 51. Qd6+ 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Admiraal, Miguoel"]
[Black "Rademakers, Maarten"]
[Result "1/2-1/2"]
[WhiteElo "2246"]
[BlackElo "2054"]
[ECO "E09"]
[Opening "Catalan"]
[Variation "closed, main line"]
[WhiteFideId "1019716"]
[BlackFideId "1026003"]
[EventDate "2011.07.30"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 e6 5. Bg2 Nbd7 6. O-O Be7 7. Qc2 O-O 8. Nbd2
Re8 9. b3 Bd6 10. Bb2 e5 11. cxd5 cxd5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Bxe5 Rxe5
15. Nf3 Re8 16. Rac1 Qa5 17. Nd4 Bd7 18. e3 Rac8 19. Qb2 Ne4 20. Ne2 Bb5 21.
Rxc8 Rxc8 22. Rc1 Rxc1+ 23. Qxc1 g6 24. Nd4 Bd3 25. a3 Qc3 26. Qxc3 Nxc3 27. Bf1
Bxf1 28. Kxf1 Kf8 29. Ke1 Ke7 30. f3 a6 31. a4 Kd6 32. Kd2 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Beijerinck, Nick"]
[Black "Bus, Tom"]
[Result "1-0"]
[WhiteElo "2052"]
[BlackElo "2237"]
[ECO "B67"]
[Opening "Sicilian"]
[Variation "Richter-Rauzer, Rauzer attack, 7...a6 defence, 8...Bd7"]
[WhiteFideId "1022768"]
[BlackFideId "1014374"]
[EventDate "2011.07.30"]

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. Bxf6 Qxf6 11. Qe3 Nxd4 12. Rxd4 Qd8 13. h4 Qa5 14. Be2 b5
15. Rhd1 Bc6 16. f5 e5 17. Rxd6 Bxd6 18. Rxd6 b4 19. Rxc6 bxc3 20. Rxc3 O-O 21.
Qc5 Qd8 22. Qxe5 Qxh4 23. Rg3 Qh1+ 24. Kd2 Rad8+ 25. Bd3 f6 26. Qe7 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Tiggelman, Rene"]
[Black "Lukas, Manfred"]
[Result "1-0"]
[WhiteElo "2233"]
[BlackElo "2050"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "1006185"]
[BlackFideId "4633440"]
[EventDate "2011.07.30"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. O-O e6 6. Nc3 Nge7 7. e3 O-O 8. d4
cxd4 9. Nxd4 d5 10. cxd5 Nxd4 11. exd4 Nxd5 12. Nxd5 exd5 13. Qb3 Be6 14. Qxb7
Qb8 15. Qxb8 Rfxb8 16. Rd1 Rb4 17. b3 Rc8 18. Be3 Rc2 19. Kf1 Rb6 20. Rac1 Rbc6
21. Rxc2 Rxc2 22. Rc1 Rxa2 23. Bxd5 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Koreman, Eric"]
[Black "Heltzel, Joost"]
[Result "0-1"]
[BlackTitle "CM"]
[WhiteElo "2000"]
[BlackElo "2225"]
[ECO "E94"]
[Opening "King's Indian"]
[Variation "orthodox, 7...Nbd7"]
[WhiteFideId "1036858"]
[BlackFideId "1010522"]
[EventDate "2011.07.30"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e4 d6 6. Be2 Nbd7 7. O-O e5 8. dxe5
dxe5 9. Bg5 h6 10. Bxf6 Qxf6 11. Nd5 Qd8 12. b4 c6 13. Nc3 Qe7 14. Qb3 Re8 15.
Rfd1 Nf8 16. Ne1 Ne6 17. Bf1 Nd4 18. Qb2 Bg4 19. Rd3 a5 20. bxa5 Rxa5 21. Rb1
Bc8 22. Nc2 Be6 23. Rd2 Nf3+ 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Van Midde, Jon"]
[Black "Haast, Anne"]
[Result "0-1"]
[BlackTitle "WIM"]
[WhiteElo "1993"]
[BlackElo "2223"]
[ECO "B24"]
[Opening "Sicilian"]
[Variation "closed"]
[WhiteFideId "1013033"]
[BlackFideId "1017292"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Rb8 6. f4 d6 7. Nf3 b5 8. O-O e6
9. Ne2 Qb6 10. Kh1 b4 11. f5 exf5 12. exf5 Bxf5 13. Ng5 Nf6 14. Nf4 O-O 15. Nd5
Nxd5 16. Bxd5 Ne7 17. Bg2 Bd7 18. Rb1 Bc6 19. Nf3 Nd5 20. Bd2 Qa6 21. Qc1 Rfe8
22. Bh6 Bh8 23. Qd2 Qb7 24. Qf2 Nf6 25. h3 Nd7 26. Kh2 Nf8 27. Bf4 Qd7 28. h4
Ne6 29. Bh3 Rbd8 30. Bg5 f6 31. Bh6 f5 32. g4 Nd4 33. Nxd4 Bxd4 34. Qd2 fxg4 35.
Bg2 Be5+ 36. Kh1 g3 37. Bxc6 Qh3+ 38. Kg1 Bd4+ 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Roessler, Wolfgang"]
[Black "Hamelink, Desiree"]
[Result "0-1"]
[BlackTitle "WIM"]
[WhiteElo "1992"]
[BlackElo "2220"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "24624390"]
[BlackFideId "1006258"]
[EventDate "2011.07.30"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Bd3 Nc6 7. O-O Be7 8. Re1
O-O 9. c4 Qh5 10. dxc5 Bxc5 11. Be3 Bxe3 12. Rxe3 b6 13. Nc3 Bb7 14. Ne4 Ng4 15.
Ng3 Nxe3 16. fxe3 Qh6 17. Qe2 Rad8 18. Rf1 f5 19. Nd4 Nxd4 20. exd4 f4 21. Ne4
Rxd4 22. Rf3 Rfd8 23. Rh3 Qg6 24. Ng5 Rxd3 25. Rxd3 Rxd3 26. h3 Rg3 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Ducarmon, Renzo"]
[Black "Meurs, Tom"]
[Result "0-1"]
[WhiteElo "1990"]
[BlackElo "2217"]
[ECO "C24"]
[Opening "Bishop's opening"]
[Variation "Berlin defence"]
[WhiteFideId "1002279"]
[BlackFideId "1021176"]
[EventDate "2011.07.30"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. c3 Bc5 5. Nf3 a6 6. a4 Ba7 7. O-O d6 8. Nbd2
O-O 9. Re1 h6 10. Nf1 Be6 11. Bb3 d5 12. exd5 Bxd5 13. Ng3 Ng4 14. Rf1 Bxb3 15.
Qxb3 Qxd3 16. Qxb7 Qc4 17. Nd2 Qe6 18. Qb3 Qxb3 19. Nxb3 f5 20. h3 Nxf2 21. Rxf2
e4 22. Kf1 Bxf2 23. Kxf2 g5 24. Nc5 Ne5 25. Ne6 Rf7 26. Nd4 Nc4 27. b3 Nd6 28.
Ba3 f4 29. Nge2 Re8 30. Bxd6 cxd6 31. Rd1 h5 32. Kg1 g4 33. hxg4 hxg4 34. Rf1 f3
35. Ng3 Re5 36. c4 a5 37. Nc6 e3 38. gxf3 e2 39. Re1 gxf3 40. Kf2 Rg5 41. Rg1
Rfg7 42. Nxe2 fxe2 43. Rxg5 Rxg5 44. Kxe2 Kf7 45. Kd3 Ke6 46. Nd4+ Kd7 47. Ke4
Re5+ 48. Kd3 Kc7 49. Nb5+ Kc6 50. Kd4 Rh5 51. Na7+ Kd7 52. Kc3 Rh3+ 53. Kb2 Kc7
54. Nb5+ Kc6 55. Nc3 Rh2+ 56. Ka3 Rc2 57. Nd5 Kc5 58. Ne3 Rh2 59. Nd5 Kd4 60.
Nc7 Ke4 61. Nb5 Ke5 62. Nc7 Ke4 63. Nb5 Rh6 64. Na7 Kd3 65. Nc6 Rh5 66. b4 axb4+
67. Kxb4 Rh1 68. Kb3 Rb1+ 69. Ka2 Rb6 70. Na5 Kc3 71. Ka3 Rb1 72. Ka2 Rb2+ 73.
Ka3 Rb6 74. Ka2 Ra6 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Colijn, Stefan"]
[Black "Hylkema, Remco"]
[Result "1-0"]
[WhiteElo "2207"]
[BlackElo "2039"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "1016199"]
[BlackFideId "1018302"]
[EventDate "2011.07.30"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. f4 Nc6 7. Nc3 dxe5 8. fxe5
e6 9. Nf3 Be7 10. Bd3 O-O 11. h4 f6 12. Ng5 h6 13. Qh5 fxg5 14. Qg6 Rf5 15. hxg5
Nxe5 16. dxe5 Nf4 17. Bxf4 Qxd3 18. Rxh6 Bd7 19. Rd1 Rxe5+ 20. Bxe5 Qe3+ 21. Ne2
Qxe5 22. Rxd7 Rc8 23. Qxe6+ 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Van Den Berg, Bram"]
[Black "Oosterman, Maarten-Jan"]
[Result "1-0"]
[WhiteElo "2206"]
[BlackElo "1992"]
[ECO "B12"]
[Opening "Caro-Kann"]
[Variation "advance variation"]
[WhiteFideId "1008684"]
[BlackFideId "1025929"]
[EventDate "2011.07.30"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bg5 Qb6 6. Bd3 Bxd3 7. Qxd3 e6 8. Nf3
Ne7 9. Nc3 Nd7 10. O-O Nf5 11. a3 Be7 12. Bxe7 Kxe7 13. g3 Rh6 14. b4 Qc7 15.
Ne2 Nb6 16. Nf4 Nc4 17. a4 Qc8 18. Nd2 Nxd2 19. Qxd2 Kd7 20. Ra3 Qd8 21. b5 Rc8
22. bxc6+ Rxc6 23. Rb1 Qc7 24. c3 Rh8 25. a5 g6 26. Nd3 b6 27. axb6 axb6 28.
Rba1 Rb8 29. Nb4 Ne7 30. Na6 Qc8 31. Nxb8+ Qxb8 32. Ra8 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Colijn, Erik-Jan"]
[Black "Duchene, Rene"]
[Result "0-1"]
[WhiteElo "1961"]
[BlackElo "2206"]
[ECO "C01"]
[Opening "French"]
[Variation "exchange variation"]
[WhiteFideId "1024760"]
[BlackFideId "1006304"]
[EventDate "2011.07.30"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 c5 5. c3 Nc6 6. Nf3 Nf6 7. O-O cxd4 8.
cxd4 Be7 9. Bg5 O-O 10. h3 h6 11. Be3 Nb4 12. Be2 Bf5 13. Nc3 Nc2 14. Rc1 Nxe3
15. fxe3 Ne4 16. Nxe4 Bxe4 17. Qb3 Bd6 18. Nd2 Qg5 19. Nxe4 dxe4 20. Bg4 Rae8
21. Rf5 Qh4 22. Bh5 Re7 23. Rcf1 Qg3 24. Rxf7 Qh2+ 25. Kf2 Rfxf7+ 26. Ke1 Qg3+
27. Kd1 g6 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Aben, Paul"]
[Black "Brown, Andrew"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "1939"]
[BlackElo "2202"]
[ECO "A10"]
[Opening "English opening"]
[WhiteFideId "1029495"]
[BlackFideId "3206513"]
[EventDate "2011.07.30"]

1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nc3 O-O 5. e4 d6 6. Nge2 e5 7. O-O Be6 8. d3
Qd7 9. f4 c6 10. Rb1 Bh3 11. f5 Bxg2 12. Kxg2 d5 13. Bg5 d4 14. Na4 Na6 15. c5
h6 16. Bd2 Rab8 17. Qc1 Kh7 18. Qc4 Nc7 19. Rbc1 Nb5 20. b4 Ne8 21. fxg6+ fxg6
22. Rxf8 Bxf8 23. Rf1 Bg7 24. Qf7 Qxf7 25. Rxf7 Nf6 26. Re7 Kg8 27. Nb2 Kf8 28.
Rxe5 Nd7 29. Re6 Kf7 30. Nf4 g5 31. Nh5 Bf8 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Smits, Sebastiaan"]
[Black "Armstrong, Malcolm J"]
[Result "1/2-1/2"]
[WhiteElo "2180"]
[BlackElo "1988"]
[ECO "B18"]
[Opening "Caro-Kann"]
[Variation "classical, 6.h4"]
[WhiteFideId "1019384"]
[BlackFideId "409049"]
[EventDate "2011.07.30"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. f4 e6 8. Nf3
Nd7 9. h5 Bh7 10. Bd3 Bxd3 11. Qxd3 Qc7 12. Bd2 O-O-O 13. Qe2 Ngf6 14. O-O-O Bd6
15. Ne5 Nb6 16. Kb1 Rhe8 17. Ba5 Qe7 18. Rhe1 Bc7 19. c4 Kb8 20. Qf3 Nfd7 21.
Bxb6 Nxb6 22. Qb3 Bxe5 23. fxe5 Qg5 24. a4 Re7 25. a5 Nc8 26. Qf3 Red7 27. Re4
f5 28. exf6 gxf6 29. Qf4+ Qxf4 30. Rxf4 f5 31. Re1 Rg7 32. Rf3 Rdg8 33. Ne2 Rxg2
34. Nf4 Rg1 35. Re3 Nd6 36. b3 Rxe1+ 37. Rxe1 Ne4 38. Nxe6 Re8 39. d5 cxd5 40.
cxd5 Nc3+ 41. Kb2 Nxd5 42. Rd1 Rxe6 43. Rxd5 Rf6 44. Rd3 Kc7 45. Kc3 Kc6 46. Kc4
f4 47. Rf3 Rf5 48. b4 a6 49. Kd4 Kb5 50. Ke4 Rf8 51. Rxf4 Rxf4+ 52. Kxf4 Kxb4
53. Kf5 Kxa5 54. Kg6 b5 55. Kxh6 b4 56. Kg5 b3 57. h6 b2 58. h7 b1=Q 59. h8=Q
Ka4 60. Qd4+ Qb4 61. Qd1+ Kb5 62. Qd7+ Ka5 63. Qd8+ Qb6 64. Qd2+ Kb5 65. Qb2+
Kc6 66. Qxb6+ Kxb6 67. Kf4 Kc5 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "De Vleeschauwer, Maarten"]
[Black "Nieuwelink, Kees"]
[Result "1-0"]
[WhiteElo "1918"]
[BlackElo "2177"]
[ECO "C57"]
[Opening "two knights defence"]
[Variation "Fritz variation"]
[WhiteFideId "214809"]
[BlackFideId "1003216"]
[EventDate "2011.07.30"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nd4 6. c3 b5 7. cxd4 bxc4 8.
dxe5 Qxd5 9. Qe2 Ng4 10. O-O Bc5 11. Nf3 Bb7 12. Nc3 Qc6 13. h3 h5 14. d4 cxd3
15. Qxd3 Rd8 16. Qf5 g6 17. Qf4 Ba6 18. Ng5 Rd7 19. hxg4 Bxf1 20. Kxf1 hxg4 21.
Kg1 g3 22. Be3 gxf2+ 23. Qxf2 Bxe3 24. Qxe3 Qb6 25. Qxb6 cxb6 26. Nce4 Ke7 27.
Rc1 Rh4 28. Nf6 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Bijlsma, Nick"]
[Black "Rogmans, Jelle"]
[Result "1-0"]
[WhiteElo "2174"]
[BlackElo "1933"]
[ECO "B06"]
[Opening "Robatsch defence"]
[WhiteFideId "1007041"]
[BlackFideId "209821"]
[EventDate "2011.07.30"]

1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. dxc5 Bxc3+ 5. bxc3 Qa5 6. Qd4 Nf6 7. Bd2 Nc6 8.
Qe3 b6 9. cxb6 Qxb6 10. Qxb6 axb6 11. Bd3 Ne5 12. f4 Nxd3+ 13. cxd3 d6 14. c4
Nd7 15. Bc3 O-O 16. Kd2 Nc5 17. Ne2 Bb7 18. Rhb1 Ra6 19. g3 Rfa8 20. Ke3 Bc6 21.
a3 Ba4 22. Rb2 Be8 23. Bb4 Kf8 24. d4 Na4 25. Rc2 Kg7 26. g4 Rc8 27. Rac1 Ra7
28. f5 Rac7 29. Nf4 Bb5 30. Nd5 Rxc4 31. Rxc4 Rxc4 32. Rxc4 Bxc4 33. Nxe7 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Padurariu, Ioana-Smaranda"]
[Black "Albrecht, Alex"]
[Result "1-0"]
[WhiteTitle "WIM"]
[WhiteElo "2164"]
[BlackElo "1939"]
[ECO "C18"]
[Opening "French"]
[Variation "Winawer, classical variation"]
[WhiteFideId "1210947"]
[BlackFideId "1013580"]
[EventDate "2011.07.30"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Qg4 f5 8. Qg3
cxd4 9. cxd4 Ne7 10. Bd2 O-O 11. Bd3 Nbc6 12. Ne2 Bd7 13. h4 f4 14. Qf3 Nxd4 15.
Nxd4 Qxe5+ 16. Kf1 Qxd4 17. Bc3 Qb6 18. Qg4 Rf7 19. Kg1 d4 20. Bd2 Nd5 21. Qh5
Nf6 22. Qe5 Ng4 23. Qe4 g6 24. h5 Nf6 25. Qxf4 Nxh5 26. Qg5 Kh8 27. Bxg6 hxg6
28. Qxg6 Rg7 29. Qxh5+ Kg8 30. Bh6 Be8 31. Qh4 Rg6 32. Be3 e5 33. Qh7+ Kf8 34.
Bh6+ Rxh6 35. Rxh6 Qd8 36. Qh8+ Kf7 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "De Jonge, Boris"]
[Black "Von Meijenfeldt, Bart"]
[Result "1/2-1/2"]
[BlackElo "2154"]
[ECO "B94"]
[Opening "Sicilian"]
[Variation "Najdorf, 6.Bg5"]
[WhiteFideId "1024850"]
[BlackFideId "1032259"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qf3
h6 9. Bxf6 Nxf6 10. f5 Qc5 11. O-O-O g5 12. fxg6 Bg4 13. gxf7+ Kxf7 14. Qd3 Bxd1
15. Nxd1 b5 16. g3 Re8 17. Bh3 e6 18. Ne3 Bg7 19. Rf1 Rhf8 20. Kb1 Re7 21. e5
dxe5 22. Nxe6 Rxe6 23. Qd7+ Re7 24. Be6+ Kg6 25. Bf5+ Kf7 26. Be6+ 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Both, Erik"]
[Black "Burg, Henk"]
[Result "1-0"]
[WhiteElo "2147"]
[BlackElo "1882"]
[ECO "A20"]
[Opening "English opening"]
[WhiteFideId "1010999"]
[BlackFideId "1017691"]
[EventDate "2011.07.30"]

1. c4 e5 2. g3 c6 3. Nf3 d6 4. Nc3 f5 5. Bg2 Nf6 6. O-O Be6 7. d3 Nbd7 8. b4 Qc7
9. Bb2 g6 10. a4 Bg7 11. a5 a6 12. Qa4 O-O 13. Ng5 Bf7 14. b5 Nc5 15. Qb4 axb5
16. Nxf7 Rxf7 17. cxb5 e4 18. d4 Ne6 19. Rfd1 d5 20. Rdc1 Qd7 21. Na4 Qe8 22.
Nb6 Rb8 23. bxc6 Bf8 24. Qa4 Nc7 25. cxb7 Qxa4 26. Rxa4 Rxb7 27. e3 Kg7 28. Bf1
Na8 29. Rc6 Nxb6 30. Rxb6 Ra7 31. Ba3 Bxa3 32. Rxa3 Rfc7 33. a6 Rc8 34. Rab3 Ne8
35. R3b5 Kh6 36. Rxd5 Kg5 37. Kg2 Nf6 38. h4+ 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Blom, Vincent"]
[Black "Verbeek, Mathijs"]
[Result "1-0"]
[WhiteElo "2126"]
[BlackElo "1726"]
[ECO "D02"]
[Opening "Queen's pawn game, Chigorin variation"]
[WhiteFideId "1014358"]
[BlackFideId "1027794"]
[EventDate "2011.07.30"]

1. Nf3 Nc6 2. d4 d5 3. e3 Bf5 4. Be2 e6 5. O-O Bd6 6. a3 Nf6 7. Nbd2 Ne4 8. c4
h5 9. c5 Be7 10. Nxe4 Bxe4 11. b4 g5 12. Qa4 Bf6 13. Bb2 h4 14. Nd2 Bf5 15. Rad1
g4 16. e4 dxe4 17. Nc4 Kf8 18. Ne3 g3 19. d5 gxh2+ 20. Kh1 Bxb2 21. dxc6 Qg5 22.
cxb7 Rb8 23. Qd7 Be5 24. Nxf5 exf5 25. Bc4 Qf6 26. f4 exf3 27. Rxf3 f4 28. Qc8+
Kg7 29. Qg4+ Kh6 30. Rh3 Qg6 31. Qxh4+ Kg7 32. Qxh8+ Rxh8 33. Rxh8 c6 34. b8=Q
Bxb8 35. Rxb8 Qc2 36. Rbd8 Qxc4 37. R8d3 Qe4 38. Kxh2 Qe2 39. R1d2 Qh5+ 40. Rh3
Qe5 41. Rf3 Qh5+ 42. Kg1 Qf5 43. Rdf2 Qb1+ 44. Rf1 Qb2 45. Rxf4 Qxa3 46. Rxf7+
Kg8 47. R7f4 Qe3+ 48. Kh1 Qe5 49. R1f3 Qh5+ 50. Rh3 Qe5 51. Rg3+ Kh7 52. Rh4+ 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Pos, Nicolaas"]
[Black "Porte, Henrik"]
[Result "0-1"]
[BlackElo "2119"]
[ECO "B11"]
[Opening "Caro-Kann"]
[Variation "two knights, 3...Bg4"]
[WhiteFideId "1041185"]
[BlackFideId "1016326"]
[EventDate "2011.07.30"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. d4 e6 5. Bd3 Nf6 6. Bf4 Be7 7. h3 dxe4 8. Nxe4
Bxf3 9. Qxf3 Qxd4 10. O-O-O Nbd7 11. Rhe1 Qa4 12. Kb1 O-O 13. Ng5 Nc5 14. Be5
Nxd3 15. Qxd3 Rad8 16. Qf3 h6 17. Bxf6 Bxf6 18. Ne4 Be7 19. Qg4 Kh8 20. Qe2 Bb4
21. c3 Be7 22. Qf3 Rd5 23. Rxd5 cxd5 24. Nd2 b5 25. b3 Qa5 26. Rd1 Bf6 27. Rc1
Rc8 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Bernshtein, Tomer"]
[Black "Van Den Berg, Ad"]
[Result "0-1"]
[WhiteElo "1919"]
[BlackElo "2244"]
[ECO "B43"]
[Opening "Sicilian"]
[Variation "Kan, 5.Nc3"]
[WhiteFideId "2808137"]
[BlackFideId "1001426"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. a3 Bb7 7. Be3 Qc7 8. Be2
Nf6 9. f3 h5 10. Qd2 d6 11. O-O-O Nbd7 12. h3 d5 13. g4 hxg4 14. hxg4 Rxh1 15.
Rxh1 dxe4 16. g5 Nd5 17. Nxe4 Nxe3 18. Qxe3 Qe5 19. Bd3 Nc5 20. Rh4 Nxd3+ 21.
Qxd3 Rd8 22. c3 Bxe4 23. Rxe4 Qxg5+ 24. f4 Qg1+ 25. Kc2 Bc5 26. f5 Bxd4 27. cxd4
Qf2+ 28. Re2 Qxd4 29. Qxd4 Rxd4 30. fxe6 f6 31. e7 a5 32. Rg2 g5 33. Re2 a4 34.
Kc3 Rd5 35. b3 axb3 36. Kxb3 Re5 37. Rg2 Kxe7 38. a4 bxa4+ 39. Kxa4 Rc5 40. Kb4
Rc8 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Goormachtigh, Johan"]
[Black "Van Veen, Maarten"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2237"]
[BlackElo "1910"]
[ECO "A58"]
[Opening "Benko gambit"]
[Variation "fianchetto variation"]
[WhiteFideId "200280"]
[BlackFideId "1027751"]
[EventDate "2011.07.30"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. Nf3 d6 8. g3
Bg7 9. Bg2 O-O 10. O-O Nbd7 11. Rb1 Qa5 12. Bd2 Rfb8 13. Qc2 Qd8 14. b3 Ra7 15.
h3 Nb6 16. Nh4 Ne8 17. Rfd1 Nc7 18. e4 Nb5 19. Nxb5 Bxb5 20. a4 Ba6 21. Nf3 Nd7
22. Bc3 Be2 23. Rdc1 Bxf3 24. Bxf3 Bxc3 25. Qxc3 Rb4 26. Qc2 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Ten Hagen, Yorick"]
[Black "Van Sonderen, Paul"]
[Result "1-0"]
[WhiteElo "2189"]
[BlackElo "1902"]
[ECO "A51"]
[Opening "Budapest"]
[Variation "Fajarowicz variation"]
[WhiteFideId "1020072"]
[BlackFideId "1026798"]
[EventDate "2011.07.30"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Qd4 Nc5 5. Nf3 Nc6 6. Qd1 d6 7. Bg5 Qd7 8.
exd6 Bxd6 9. Nc3 O-O 10. g3 Qg4 11. Bg2 Qxc4 12. O-O Bg4 13. Rc1 Qe6 14. Nd5 Ne4
15. Re1 Bxf3 16. exf3 Nxg5 17. Rxe6 fxe6 18. f4 Nf7 19. Ne3 Rfd8 20. Bxc6 bxc6
21. Qg4 e5 22. Nf5 g6 23. Rxc6 Rab8 24. b3 exf4 25. Nxd6 cxd6 26. gxf4 Kg7 27.
Rc7 Rf8 28. f5 Kf6 29. Qd4+ Kxf5 30. Rxf7+ Rxf7 31. Qd5+ 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Becker, Matthias"]
[Black "Grochal, Joey"]
[Result "0-1"]
[WhiteElo "1909"]
[BlackElo "2147"]
[ECO "B49"]
[Opening "Sicilian"]
[Variation "Taimanov variation"]
[WhiteFideId "12915564"]
[BlackFideId "1019945"]
[EventDate "2011.07.30"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. Be3 Nf6 8. O-O
Bb4 9. Nxc6 bxc6 10. Bd3 d5 11. exd5 cxd5 12. Bd4 Be7 13. Qe2 O-O 14. Kh1 g6 15.
f4 Bb7 16. Rf3 Nd7 17. Qe3 Bc5 18. Ne2 Rfe8 19. Rh3 Bxd4 20. Nxd4 Qd6 21. Nf3
Re7 22. f5 exf5 23. Qh6 f6 24. Nh4 Nf8 25. Bxf5 Qe5 26. Rf1 gxf5 27. Rg3+ Kh8
28. Kg1 Rf7 29. Nxf5 Bc8 30. Qh5 Be6 31. Nh6 Rg7 32. Qh4 Rxg3 33. hxg3 Nd7 34.
g4 Rc8 35. Re1 Qd4+ 36. Kh1 Nf8 37. Qh5 Qf4 38. Nf7+ Kg7 39. g5 Bxf7 40. Qh6+
Kg8 41. Re7 Qxg5 0-1

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Vermue, Albert"]
[Black "Riemens, Albert"]
[Result "1/2-1/2"]
[WhiteElo "1905"]
[BlackElo "2140"]
[ECO "B21"]
[Opening "Sicilian"]
[Variation "Smith-Morra gambit"]
[WhiteFideId "1026968"]
[BlackFideId "1003941"]
[EventDate "2011.07.30"]

1. e4 c5 2. d4 cxd4 3. c3 g6 4. cxd4 d5 5. exd5 Nf6 6. Bb5+ Nbd7 7. Nc3 Bg7 8.
Bf4 O-O 9. d6 Nb6 10. dxe7 Qxe7+ 11. Nge2 Nfd5 12. O-O Nxf4 13. Nxf4 Qb4 14.
Nfe2 Rd8 15. a3 Qd6 16. Re1 Be6 17. Ne4 Qd5 18. N4c3 Qd6 19. Ne4 Qd5 20. N4c3
Qd6 1/2-1/2

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Ijzermans, Cees"]
[Black "Haak, Eelco"]
[Result "1-0"]
[WhiteElo "1900"]
[BlackElo "2123"]
[ECO "C15"]
[Opening "French"]
[Variation "Winawer (Nimzovich) variation"]
[WhiteFideId "1027425"]
[BlackFideId "1003844"]
[EventDate "2011.07.30"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 c5 5. a3 Bxc3+ 6. bxc3 Nc6 7. Nf3 c4 8. Be2
Nf6 9. Nd2 Qa5 10. Bb2 Qb5 11. Qc1 Qa4 12. e5 Ng8 13. O-O Bd7 14. Nf3 Nge7 15.
Qd2 O-O-O 16. Rfb1 f6 17. Bc1 Ng6 18. h4 h5 19. g3 Qa5 20. a4 Qc7 21. Kg2 fxe5
22. Qg5 Rh6 23. Nxe5 Ncxe5 24. dxe5 Bc6 25. Kf1 Rf8 26. Qe3 Nxe5 27. Qxa7 Nd7
28. Bxh6 gxh6 29. Qe3 e5 30. Ke1 Qd6 31. Rd1 Qe6 32. a5 Qf5 33. a6 bxa6 34. Rxa6
Bb7 35. Rxh6 Qxc2 36. Rxh5 Kb8 37. Rc1 Qb2 38. Rd1 Qc2 39. Rg5 Qb2 40. Rg7 Bc6
41. h5 d4 42. cxd4 c3 43. Rxd7 Bxd7 44. Qxe5+ Ka8 45. Qd5+ 1-0

[Event "15th HZ Open"]
[Site "Vlissingen NED"]
[Date "2011.08.01"]
[Round "4"]
[White "Schuhmacher, Jakob"]
[Black "Hoffman, Ron"]
[Result "1-0"]
[WhiteElo "1841"]
[BlackElo "2106"]
[ECO "E92"]
[Opening "King's Indian"]
[Variation "Gligoric-Taimanov system"]
[WhiteFideId "4612787"]
[BlackFideId "1007599"]
[EventDate "2011.07.30"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. Be3 Ng4 8. Bg5 f6
9. Bc1 Nc6 10. d5 Ne7 11. h3 Nh6 12. h4 Nf7 13. h5 g5 14. Be3 h6 15. Nd2 f5 16.
f3 c6 17. Bf2 b5 18. cxb5 cxd5 19. exd5 Bb7 20. Qb3 Rc8 21. Bxa7 Qa5 22. Bf2 e4
23. Nc4 Qa8 24. Nb6 Rxc3 25. Nxa8 Rxb3 26. axb3 Rxa8 27. Rxa8+ Bxa8 28. fxe4
fxe4 29. O-O Bxb2 30. Rb1 Bf6 31. Rc1 Bxd5 32. b6 Bb7 33. Rc7 Nd8 34. Rd7 Nf5
35. Bg4 e3 36. Be1 Nh4 37. Bxh4 gxh4 38. Rxd6 Bg5 39. Rd7 Ba6 40. Bf3 e2 41. Kf2
Be3+ 42. Ke1 Bxb6 43. Bxe2 Ba5+ 44. Kf1 Bxe2+ 45. Kxe2 Ne6 46. Ke3 Nc5 47. Rd5
Nxb3 48. Rb5 Bd2+ 49. Kd3 Kf7 50. Rxb3 Bc1 51. Ke4 Kf6 52. Rb5 Bd2 53. Kf3 Bg5
54. Kg4 Ke6 55. Rb6+ Kf7 56. Kf5 Kf8 57. Kg6 Ke7 58. Kg7 Bf4 59. Rg6 Be3 60. Rg4
Bg5 61. Rxg5 hxg5 62. h6 g4 63. h7 1-0

