[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.16"]
[Round "1.1"]
[White "Becerra Rivero, Julio"]
[Black "Shabalov, Alexander"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2419"]
[BlackElo "2460"]
[ECO "B12"]
[Opening "Caro-Kann"]
[Variation "advance variation"]
[WhiteFideId "3501728"]
[BlackFideId "2008572"]
[EventDate "2024.07.16"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. O-O a5 7. a4 f6 8. Nbd2 fxe5
9. dxe5 Bc5 10. Nb3 Ba7 11. Nbd4 Ne7 12. Bd3 Nc5 13. Bxf5 Nxf5 14. Nxf5 exf5 15.
Be3 O-O 16. Bxc5 Bxc5 17. Qd3 Qb6 18. b3 Rad8 19. Rae1 Qb4 20. Re2 Qf4 21. Rfe1
Rde8 22. c3 Re7 23. g3 Qh6 24. Kg2 g5 25. Nd4 Bxd4 26. cxd4 f4 27. Kh1 Qh3 28.
Rd2 f3 29. Qf1 Qf5 30. Qd3 Qg4 31. Qf1 Re6 32. Re3 Rh6 33. Rdd3 Rf7 34. Qd1 Qh3
35. Qg1 g4 36. e6 Re7 37. Re5 Rhxe6 38. Rde3 Rxe5 39. dxe5 Kf7 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.16"]
[Round "1.2"]
[White "Root, Douglas"]
[Black "Kaidanov, Gregory"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2463"]
[BlackElo "2548"]
[ECO "D63"]
[Opening "QGD"]
[Variation "Orthodox defence, 7.Rc1"]
[WhiteFideId "2000490"]
[BlackFideId "2008564"]
[EventDate "2024.07.16"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 dxc4 8.
Bxc4 c5 9. O-O a6 10. dxc5 Nxc5 11. b4 Ncd7 12. a3 h6 13. Bf4 b5 14. Bb3 Bb7 15.
Qe2 Rc8 16. Rfd1 Qe8 17. e4 Nb6 18. Ne5 Nbd7 19. Nd3 Nb6 20. Nc5 Qc6 21. Nxb7
Qxb7 22. e5 Nfd5 23. Nxd5 Nxd5 24. Qe4 Rxc1 25. Bxc1 Rc8 26. Be3 Qc6 27. Bxd5
exd5 28. Qxd5 Qxd5 29. Rxd5 Rc3 30. g3 Rxa3 31. Bc5 Bxc5 32. Rxc5 Ra4 33. Rc6
Kf8 34. f4 Ke7 35. f5 Rxb4 36. Rxa6 Re4 37. Ra7+ Ke8 38. f6 gxf6 39. exf6 Re6
40. Rb7 Rxf6 41. Rxb5 Kf8 42. Rb2 Kg7 43. Ra2 Re6 44. Kg2 Rf6 45. Kg1 Re6 46.
Kg2 Rf6 47. Kg1 Re6 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.16"]
[Round "1.3"]
[White "Khachiyan, Melikset"]
[Black "Kraai, Jesse"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2414"]
[BlackElo "2356"]
[ECO "C11"]
[Opening "French defence"]
[WhiteFideId "13300512"]
[BlackFideId "2002035"]
[EventDate "2024.07.16"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 h6 5. Bxf6 Qxf6 6. Nf3 Bb4 7. Bd3 c5 8. O-O
O-O 9. exd5 Bxc3 10. bxc3 exd5 11. Ne5 Nc6 12. Re1 cxd4 13. Nxc6 bxc6 14. cxd4
Rb8 15. Qd2 Bf5 16. Bxf5 Qxf5 17. Qc3 Rfe8 18. h3 Re4 19. Rxe4 dxe4 20. Qxc6 Rc8
21. Qa4 e3 22. fxe3 Qe4 23. Rf1 Rxc2 24. Rf3 Qg6 25. Rf2 Rc1+ 26. Rf1 Rc2 27.
Qe8+ Kh7 28. Rf2 Rxf2 29. Kxf2 Qc2+ 30. Kg3 Qxa2 31. Qe4+ Kg8 32. d5 Qa3 33.
Qe8+ Qf8 34. Qd7 Qc5 35. Kf3 a6 36. Qe8+ Qf8 37. Qc6 Qd8 38. d6 Qf6+ 39. Ke4
Qe6+ 40. Kd4 f5 41. Qc7 Qe4+ 42. Kc5 Qxe3+ 43. Kc6 Qe4+ 44. Kb6 Qb4+ 45. Ka7
Qd4+ 46. Kb8 Qb4+ 47. Kc8 Qe4 48. Qb7 Qe8+ 49. Kc7 Qe5 50. Qc6 Kf7 51. Kc8 Qf6
52. Qd5+ Kf8 53. d7 Qc3+ 54. Kb7 1-0

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.16"]
[Round "1.4"]
[White "Benjamin, Joel"]
[Black "Christiansen, Larry"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2490"]
[BlackElo "2579"]
[ECO "B03"]
[Opening "Alekhine's defence"]
[Variation "exchange variation"]
[WhiteFideId "2000091"]
[BlackFideId "2000059"]
[EventDate "2024.07.16"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1
O-O 9. b3 Bf5 10. Be2 d5 11. c5 Nc8 12. Bf3 Nc6 13. Bxd5 Nb4 14. Bc4 b6 15. Nge2
bxc5 16. dxc5 Qa5 17. Qd2 e6 18. O-O Rd8 19. Qb2 Bd3 20. a3 Bxc4 21. bxc4 Nc6
22. Qb5 N8e7 23. Qxa5 Nxa5 24. Nb5 Nf5 25. Rfd1 Nb3 26. Rb1 Rxd1+ 27. Rxd1 Nxe3
28. fxe3 Nxc5 29. Ned4 a6 30. Nd6 Bh6 31. Nc6 Bxe3+ 32. Kf1 Bf4 33. g3 Bxd6 34.
Rxd6 Kf8 35. Ke2 Rc8 36. Ne5 Ke7 37. Rb6 f6 38. Nc6+ Kd7 39. Nd4 Kc7 40. Rc6+
Kb7 41. Rd6 e5 42. Nc2 Ne4 43. Rd7+ Rc7 44. Rxc7+ Kxc7 45. Nb4 a5 46. Nd3 Kd6
47. Ke3 f5 48. Nc1 Nf6 49. h4 Nh5 50. Kf2 Nf6 51. Ke3 h5 52. Nb3 a4 53. Nc1 Ne4
54. Ne2 Kc5 55. Kd3 Nf2+ 56. Ke3 Nd1+ 57. Kd2 Nb2 58. Nc3 Nxc4+ 59. Kc2 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.16"]
[Round "1.5"]
[White "Novikov, Igor"]
[Black "Akopian, Vladimir"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2509"]
[BlackElo "2583"]
[ECO "D18"]
[Opening "QGD Slav"]
[Variation "Dutch variation"]
[WhiteFideId "14100037"]
[BlackFideId "13300032"]
[EventDate "2024.07.16"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Nbd7 8. O-O
Bb4 9. Nh4 Bg6 10. Qb3 a5 11. g3 Bh5 12. f3 O-O 13. Na2 Be7 14. g4 Bg6 15. Nc3
Bb4 16. Rd1 Nd5 17. Nxg6 hxg6 18. e4 N5b6 19. Be2 e5 20. Be3 exd4 21. Bxd4 Bc5
22. Bxc5 Nxc5 23. Rxd8 Nxb3 24. Rxa8 Rxa8 25. Rd1 g5 26. Kf2 Kf8 27. Kg3 Ke7 28.
h4 gxh4+ 29. Kxh4 Nc5 30. b3 Rh8+ 31. Kg3 g5 32. Kf2 Nbd7 33. Rb1 Ne5 34. Bf1
Rh2+ 35. Ke3 Rc2 36. Ne2 Ne6 37. Rc1 Rb2 38. Rc3 b5 39. axb5 cxb5 40. Nc1 b4 41.
Rc8 Kd7 42. Ra8 Rb1 43. Kd2 Nd4 44. Be2 Rb2+ 45. Ke3 Nxe2 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.17"]
[Round "2.1"]
[White "Christiansen, Larry"]
[Black "Novikov, Igor"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2579"]
[BlackElo "2509"]
[ECO "B50"]
[Opening "Sicilian"]
[WhiteFideId "2000059"]
[BlackFideId "14100037"]
[EventDate "2024.07.16"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. d3 e6 5. O-O Be7 6. Nbd2 O-O 7. a4 Nc6 8. Bb3
b6 9. Re1 Bb7 10. Nf1 a6 11. Ng3 b5 12. c3 b4 13. d4 bxc3 14. bxc3 cxd4 15. cxd4
Nb4 16. d5 exd5 17. exd5 Nfxd5 18. Bb2 Bf6 19. Rb1 a5 20. Ne4 Bxb2 21. Rxb2 Nf4
22. Rd2 d5 23. Nc5 Bc8 24. Ne5 Qd6 25. Ncd3 Nfxd3 26. Nxd3 Be6 27. Nxb4 axb4 28.
h3 g6 29. Re4 Qb6 30. Red4 Rfc8 31. Bxd5 Bxd5 32. Rxd5 b3 33. Rb5 Qe6 34. Rxb3
Rxa4 35. Re3 Re4 36. Rxe4 Qxe4 37. Rd8+ Rxd8 38. Qxd8+ Kg7 39. Qd1 h5 40. Qa1+
Kg8 41. Qf6 Qb1+ 42. Kh2 Qb8+ 43. Kg1 Qb1+ 44. Kh2 Qb8+ 45. Kg1 Qb1+ 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.17"]
[Round "2.2"]
[White "Shabalov, Alexander"]
[Black "Akopian, Vladimir"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2460"]
[BlackElo "2583"]
[ECO "D10"]
[Opening "QGD Slav defence"]
[WhiteFideId "2008572"]
[BlackFideId "13300032"]
[EventDate "2024.07.16"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Bd2 Nbd7 6. Rc1 Be7 7. cxd5 exd5 8. Bd3
O-O 9. Nge2 b6 10. O-O Bb7 11. f3 c5 12. g4 Ne8 13. Rf2 Nd6 14. Nf4 cxd4 15.
Ncxd5 Bh4 16. Rg2 g5 17. e4 Ne5 18. Bb1 gxf4 19. Bxf4 Ng6 20. Bh6 Bg5 21. Bxf8
Qxf8 22. Rc7 Bxd5 23. exd5 Be3+ 24. Kh1 Nf4 25. Rg3 Re8 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.17"]
[Round "2.3"]
[White "Kaidanov, Gregory"]
[Black "Benjamin, Joel"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2548"]
[BlackElo "2490"]
[ECO "E32"]
[Opening "Nimzo-Indian"]
[Variation "classical variation"]
[WhiteFideId "2008564"]
[BlackFideId "2000091"]
[EventDate "2024.07.16"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. Bg5 Nbd7 8.
e3 b6 9. Nf3 Ba6 10. Bd3 c5 11. O-O h6 12. Bh4 Rc8 13. b3 d5 14. a4 Qc7 15. Rfc1
cxd4 16. exd4 dxc4 17. bxc4 Nh5 18. Bf1 Qf4 19. Bg3 Nxg3 20. hxg3 Qd6 21. Qe3
Bb7 22. Re1 Rfd8 23. a5 Nf6 24. axb6 axb6 25. Red1 Bxf3 26. gxf3 Qc7 27. Rab1
Rd6 28. Be2 Rcd8 29. f4 Qc6 30. Rb2 Qc7 31. Rbb1 Qc6 32. Rb2 Qc7 33. Rbb1 Qc6 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.17"]
[Round "2.4"]
[White "Becerra Rivero, Julio"]
[Black "Khachiyan, Melikset"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2419"]
[BlackElo "2414"]
[ECO "B45"]
[Opening "Sicilian"]
[Variation "Taimanov variation"]
[WhiteFideId "3501728"]
[BlackFideId "13300512"]
[EventDate "2024.07.16"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Ndb5 Bc5 7. Bf4 O-O 8.
Bc7 Qe7 9. Bd6 Bxd6 10. Qxd6 Qd8 11. O-O-O a6 12. Nd4 Ne7 13. h4 Ne8 14. Qg3 b5
15. h5 b4 16. Na4 Qa5 17. h6 g6 18. b3 d6 19. Qh4 Ra7 20. Kb1 Rc7 21. f4 f6 22.
Qe1 e5 23. a3 Rb7 24. fxe5 dxe5 25. Bc4+ Kh8 26. Ne6 Bxe6 27. Bxe6 Nc6 28. Bd5
Rc7 29. Bxc6 Rxc6 30. Rd5 Qc7 31. Qxb4 Nd6 32. Rhd1 a5 33. Qxa5 Qxa5 34. Rxa5
Nxe4 35. Rd7 Ng5 36. Nc5 e4 37. Re7 f5 38. b4 Rcc8 39. Kc1 Rfe8 40. Raa7 e3 41.
Kd1 f4 42. Nd3 Rf8 43. b5 f3 44. gxf3 Rxf3 45. b6 Rf2 46. Nxf2 exf2 47. Ke2 1-0

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.17"]
[Round "2.5"]
[White "Kraai, Jesse"]
[Black "Root, Douglas"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2356"]
[BlackElo "2463"]
[ECO "C02"]
[Opening "French"]
[Variation "advance, Milner-Barry gambit"]
[WhiteFideId "2002035"]
[BlackFideId "2000490"]
[EventDate "2024.07.16"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 cxd4 7. O-O Bd7 8. Re1
Rc8 9. Nbd2 dxc3 10. bxc3 Nge7 11. Rb1 Qc7 12. Nb3 Ng6 13. Nbd4 Ncxe5 14. Nxe5
Nxe5 15. Bf4 Bd6 16. Bb5 Nc6 17. Bxd6 Qxd6 18. Nf5 Qc5 19. Nxg7+ Kf8 20. Nh5 b6
21. Nf6 Qd6 22. c4 d4 23. Qh5 h6 24. c5 Qe7 25. cxb6 Qxf6 26. b7 Rb8 27. Bxc6
Bxc6 28. Qc5+ Kg7 29. Qxc6 Rhd8 30. Qa6 d3 31. Qxa7 Qd4 32. Qxd4+ Rxd4 33. Kf1
Rd7 34. Red1 e5 35. Rb6 Rdxb7 36. Rxb7 Rxb7 37. Rxd3 Ra7 38. Rd2 f5 39. Ke2 Ra3
40. Kd1 Kf6 41. Kc1 Ra8 42. Kb2 Rb8+ 43. Kc3 Rc8+ 44. Kb4 Rb8+ 45. Kc5 Rc8+ 46.
Kb6 Ra8 47. Kb5 Rb8+ 48. Kc4 Rc8+ 49. Kb3 Rb8+ 50. Kc2 Rc8+ 51. Kb2 Rb8+ 52. Ka1
Ra8 53. Rd1 e4 54. Kb2 f4 55. Ra1 Ke5 56. a4 Kd4 57. Kc2 Rc8+ 58. Kd1 Rg8 59. g3
e3 60. Ke1 exf2+ 61. Kxf2 fxg3+ 62. hxg3 Rg6 63. a5 Ra6 64. Kf3 Rf6+ 65. Kg4
Rg6+ 66. Kh4 Ra6 67. Kh5 Ke4 68. Ra3 Kd4 69. Ra4+ Ke5 70. g4 Kd5 71. Rf4 Ke5 72.
Rf8 Ke4 73. Rf5 Ke3 74. Kh4 Ke4 75. Kg3 Ke3 76. Rd5 Ke4 77. Rb5 Ke3 78. Rb6 Rxa5
79. Rxh6 Ke4 80. Kh4 Ra8 81. g5 Kf5 82. Rf6+ Ke5 83. Kh5 Rh8+ 84. Kg6 1-0

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.18"]
[Round "3.1"]
[White "Novikov, Igor"]
[Black "Kaidanov, Gregory"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2509"]
[BlackElo "2548"]
[ECO "D37"]
[Opening "QGD"]
[Variation "4.Nf3"]
[WhiteFideId "14100037"]
[BlackFideId "2008564"]
[EventDate "2024.07.16"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 Nbd7 6. e3 h6 7. Bh4 O-O 8. Rc1
dxc4 9. Bxc4 a6 10. O-O b5 11. Be2 c5 12. dxc5 Nxc5 13. Nd4 Bb7 14. Bxf6 Bxf6
15. Ncxb5 axb5 16. Rxc5 Rxa2 17. Rxb5 Bxd4 18. Rxb7 Rxb2 19. Rxb2 Bxb2 20. Qxd8
Rxd8 21. Rd1 Rxd1+ 22. Bxd1 g6 23. g3 h5 24. h4 Kg7 25. Kg2 Ba3 26. Bc2 Bb4 27.
Bd3 Ba5 28. Bc2 Bb4 29. Bd3 Ba5 30. Bc2 Bb4 31. Bd3 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.18"]
[Round "3.2"]
[White "Khachiyan, Melikset"]
[Black "Shabalov, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2414"]
[BlackElo "2460"]
[ECO "C60"]
[Opening "Ruy Lopez"]
[Variation "Cozio defence"]
[WhiteFideId "13300512"]
[BlackFideId "2008572"]
[EventDate "2024.07.16"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O Ng6 5. d4 exd4 6. Nxd4 Bc5 7. Nf5 O-O 8.
Nc3 d6 9. Qh5 Nd4 10. Nxd4 Bxd4 11. Ne2 Bb6 12. Ng3 c6 13. Be2 Qf6 14. Qg5 Qxg5
15. Bxg5 f5 16. exf5 Bxf5 17. Nxf5 Rxf5 18. Be3 Bxe3 19. fxe3 Re5 20. Rf3 Rae8
21. Re1 Nh4 22. Rh3 Nf5 23. Bd3 h6 24. Bxf5 Rxf5 25. Rf3 Rb5 26. b3 Ra5 27. a4
d5 28. Rf4 Rc5 29. Re2 a5 30. Kf2 Rc3 31. Rd4 Kf7 32. Rd3 Rxd3 33. cxd3 Ke6 34.
Rc2 Kd6 35. d4 b6 36. Ke2 Rf8 37. Kd3 Rf1 38. Rd2 Rb1 39. Kc3 b5 40. axb5 cxb5
41. Ra2 b4+ 42. Kc2 Rg1 43. Kd3 Kc6 44. Rxa5 Rxg2 45. Ra6+ Kd7 46. e4 dxe4+ 47.
Kxe4 Rxh2 48. Rg6 Rh3 49. Rxg7+ Kc8 50. Rh7 Rxb3 51. Rxh6 Rc3 52. Rb6 b3 53. d5
Kc7 54. Rb5 Kd6 55. Kd4 Rh3 56. Rb6+ Kc7 57. Rb5 Kd6 58. Rb6+ Kc7 59. Rb5 Kd6 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.18"]
[Round "3.3"]
[White "Benjamin, Joel"]
[Black "Kraai, Jesse"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2490"]
[BlackElo "2356"]
[ECO "C11"]
[Opening "French"]
[Variation "Burn variation"]
[WhiteFideId "2000091"]
[BlackFideId "2002035"]
[EventDate "2024.07.16"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 O-O 8.
Qd3 Nc6 9. O-O-O Nb4 10. Nxf6+ Qxf6 11. Qd2 a5 12. a3 Nd5 13. Bd3 Rd8 14. Rhe1
Bd7 15. Be4 Be8 16. Qg5 Rab8 17. h4 h6 18. Qe5 Rd6 19. Bxd5 Qxe5 20. Rxe5 Rxd5
21. Rxd5 exd5 22. Rd3 f6 23. Rc3 c6 24. Kd2 g5 25. hxg5 hxg5 26. Nh2 Bd7 27. Nf1
Kf7 28. Rb3 b5 29. Rc3 a4 30. Ne3 Rh8 31. b3 Ra8 32. Rd3 Kg6 33. g3 Bf5 34. Nxf5
Kxf5 35. b4 Ke6 36. Re3+ Kd6 37. Rf3 Ke6 38. Re3+ Kd6 39. Rf3 Ke6 40. Re3+ Kd6 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.18"]
[Round "3.4"]
[White "Akopian, Vladimir"]
[Black "Christiansen, Larry"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2583"]
[BlackElo "2579"]
[ECO "B12"]
[Opening "Caro-Kann"]
[Variation "advance variation"]
[WhiteFideId "13300032"]
[BlackFideId "2000059"]
[EventDate "2024.07.16"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 Ne7 7. Be2 h6 8. O-O Bh7
9. a4 Nf5 10. a5 Be7 11. c4 O-O 12. a6 b6 13. cxd5 cxd5 14. Bb5 Rc8 15. Bf4 g5
16. Bd2 f6 17. Bc3 Bg6 18. Qe1 Ng7 19. exf6 Bxf6 20. Ne5 Bxe5 21. dxe5 Nc5 22.
Nd4 Rc7 23. Rd1 Qc8 24. f3 Nxa6 25. Bxa6 Qxa6 26. h4 gxh4 27. Qxh4 Nf5 28. Nxf5
Bxf5 29. Qxh6 Rh7 30. Qe3 Rff7 31. Kf2 Qa4 32. Rd4 Qc2+ 33. Qd2 Qxd2+ 34. Bxd2
Rc7 35. Bc3 Rhd7 36. g4 Bg6 37. Rh1 Rc4 38. Ke3 a5 39. f4 a4 40. f5 Rxd4 41.
Bxd4 Rh7 42. Rc1 exf5 43. Rc6 Be8 44. Rc8 f4+ 45. Kxf4 Re7 46. Bxb6 Kf7 47. Bc5
Re6 48. Rd8 Bc6 49. Kf5 Re8 50. e6+ Kg7 51. Rd7+ 1-0

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.18"]
[Round "3.5"]
[White "Root, Douglas"]
[Black "Becerra Rivero, Julio"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2463"]
[BlackElo "2419"]
[ECO "D45"]
[Opening "QGD semi-Slav"]
[Variation "Stoltz variation"]
[WhiteFideId "2000490"]
[BlackFideId "3501728"]
[EventDate "2024.07.16"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Be2 O-O 8. O-O
dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. Rd1 Qc7 12. h3 a6 13. Ng5 h6 14. Nge4 Be7 15.
Nxf6+ Nxf6 16. Ne4 Nxe4 17. Bxe4 Rac8 18. b3 c5 19. Bb2 cxd4 20. Qxc7 Rxc7 21.
Bxb7 Rxb7 22. Rxd4 Bf6 23. Rd2 Bxb2 24. Rxb2 Rc8 25. Rd1 Rbc7 26. Rd6 Rc1+ 27.
Kh2 R8c6 28. Rxc6 Rxc6 29. Rd2 Kf8 30. Kg3 Ke7 31. h4 Rc1 32. Kf4 h5 33. Kg5
Rc5+ 34. Kf4 Rc1 35. Kg5 Rc5+ 36. Kf4 Rc1 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.19"]
[Round "4.1"]
[White "Kraai, Jesse"]
[Black "Novikov, Igor"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2356"]
[BlackElo "2509"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "closed"]
[WhiteFideId "2002035"]
[BlackFideId "14100037"]
[EventDate "2024.07.16"]

1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bb5+ Bd7 6. a4 Nc6 7. d3 Nd4 8. O-O e6
9. f5 gxf5 10. Nxd4 Bxd4+ 11. Kh1 fxe4 12. Nxe4 Bxb5 13. axb5 f5 14. Bg5 Ne7 15.
c3 Bg7 16. Qh5+ Kd7 17. Bf6 Qf8 18. Bxe7 Qxe7 19. g4 Qe8 20. Qg5 Rg8 21. gxf5
Be5 22. Nf6+ Bxf6 23. Qxf6 Kc7 24. c4 exf5 25. Rfe1 Qg6 26. Qe7+ Kb6 27. Rg1 Qh6
28. Rxg8 Rxg8 29. Qd7 a5 30. bxa6 bxa6 31. Qa4 Ra8 32. Qb3+ Kc6 33. d4 Qf4 34.
Re1 cxd4 35. c5 Kxc5 36. Qa3+ Kc6 37. Qa4+ Kb6 38. Qb4+ Kc6 39. Qc4+ Kb6 40.
Qb4+ Kc6 41. Qc4+ Kb6 42. Qb4+ Kc6 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.19"]
[Round "4.2"]
[White "Becerra Rivero, Julio"]
[Black "Benjamin, Joel"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2419"]
[BlackElo "2490"]
[ECO "B12"]
[Opening "Caro-Kann"]
[Variation "advance variation"]
[WhiteFideId "3501728"]
[BlackFideId "2000091"]
[EventDate "2024.07.16"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. dxc5 Bg4 6. c3 e6 7. Be3 a6 8. Nbd2
Nxe5 9. Qa4+ Qd7 10. Qf4 Nxf3+ 11. Nxf3 Bxf3 12. Qxf3 Rc8 13. b4 Ne7 14. Bd3 Nc6
15. O-O Be7 16. Qh3 Bf6 17. Rac1 Ne5 18. Bd4 Nxd3 19. Qxd3 Bxd4 20. cxd4 Qa4 21.
a3 O-O 22. f4 g6 23. Rf3 Qb5 24. Qxb5 axb5 25. Kf2 Ra8 26. Ke2 Ra6 27. Kd2 h5
28. Kc2 Kg7 29. Kb2 Kf6 30. Re1 Rfa8 31. Re5 Rh8 32. Re1 Rha8 33. Re5 Rh8 34.
Re1 Rha8 35. Re5 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.19"]
[Round "4.3"]
[White "Shabalov, Alexander"]
[Black "Christiansen, Larry"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2460"]
[BlackElo "2579"]
[ECO "E24"]
[Opening "Nimzo-Indian"]
[Variation "Saemisch variation"]
[WhiteFideId "2008572"]
[BlackFideId "2000059"]
[EventDate "2024.07.16"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 b6 6. f3 Ba6 7. e4 Nc6 8. Bd3
Na5 9. Qe2 Nb3 10. Rb1 Nxc1 11. Rxc1 Qe7 12. Nh3 e5 13. dxe5 Qxe5 14. f4 Qc5 15.
e5 O-O-O 16. Ng5 Rde8 17. Kd2 h6 18. Nf3 d6 19. Rhe1 Kb8 20. Kc2 Nd7 21. Qe4
dxe5 22. fxe5 Bb7 23. Qd4 Qc6 24. Kb2 Nc5 25. Bc2 Rd8 26. Qf4 Na4+ 27. Kb3 b5
28. e6 g5 29. Ne5 Nc5+ 30. Kb2 gxf4 31. Nxc6+ Bxc6 32. cxb5 Bxg2 33. exf7 f3 34.
Re5 Nb7 35. Rf5 Rhf8 36. Rf4 Rd7 37. Bg6 Nd6 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.19"]
[Round "4.4"]
[White "Kaidanov, Gregory"]
[Black "Akopian, Vladimir"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2548"]
[BlackElo "2583"]
[ECO "D17"]
[Opening "QGD Slav"]
[Variation "Carlsbad variation"]
[WhiteFideId "2008564"]
[BlackFideId "13300032"]
[EventDate "2024.07.16"]

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 Kb8
15. gxf4 Nc4 16. e3 Nc5 17. Rd1 Rxd1+ 18. Nxd1 Qa5+ 19. Nc3 Qb6 20. Ne4 Qb4+ 21.
Ke2 Qxb2 22. Qxb2 Nxb2 23. Nxc5 Bxc5 24. a5 a6 25. Rb1 Na4 26. Rb3 Kc7 27. Be4
Re8 28. Bd3 b5 29. axb6+ Bxb6 30. Bc4 Rf8 31. e4 Nc5 32. Rh3 Nxe4 33. Rxh7 Nd6
34. Nxd6 Kxd6 35. Bxa6 Ra8 36. Bc4 Ra4 37. Bxf7 Rxf4 38. f3 Bd8 39. Be8 Be7 40.
Bxc6 Rh4 41. Rxh4 Bxh4 42. Ba4 Ke5 43. Kf1 Kf4 44. Kg2 Bd8 45. Bb3 Bh4 46. Ba4
Bd8 47. Bb3 Bh4 48. Ba4 Bd8 49. Bb3 Bh4 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.19"]
[Round "4.5"]
[White "Khachiyan, Melikset"]
[Black "Root, Douglas"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2414"]
[BlackElo "2463"]
[ECO "C13"]
[Opening "French"]
[Variation "Albin-Alekhine-Chatard attack"]
[WhiteFideId "13300512"]
[BlackFideId "2000490"]
[EventDate "2024.07.16"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 Bxg5 7. hxg5 Qxg5 8.
Qd3 Nf8 9. Nh3 Qe7 10. Nf4 c6 11. Qg3 g6 12. O-O-O b6 13. Nh3 Nbd7 14. Ng5 h5
15. Bd3 Bb7 16. Rde1 O-O-O 17. Qf4 Nh7 18. Nxf7 g5 19. Qf3 g4 20. Qf4 Rdf8 21.
Bg6 Rhg8 22. Rxh5 Rg7 23. Reh1 Rfxf7 24. Bxf7 Nhf8 25. Nd1 Qxf7 26. Qxf7 Rxf7
27. g3 Ba6 28. Rg5 Be2 29. Rh2 c5 30. c3 Nb8 31. Kd2 Bf3 32. Ne3 Nc6 33. Nxg4
Nd7 34. Rh8+ Kc7 35. Nh6 Re7 36. Ke3 Be4 37. f4 cxd4+ 38. cxd4 Nb4 39. Kd2 Nc2
40. Kc3 b5 41. Ng8 b4+ 42. Kd2 Rf7 43. Nf6 Nxf6 44. exf6 Rxf6 45. Rg7+ Kb6 46.
Rb8+ Ka6 47. Rc7 Rh6 48. Rbb7 Rh2+ 49. Kc1 Rh1+ 50. Kd2 Rh2+ 51. Kc1 Rh1+ 52.
Kd2 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.20"]
[Round "5.1"]
[White "Akopian, Vladimir"]
[Black "Kraai, Jesse"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2583"]
[BlackElo "2356"]
[ECO "A13"]
[Opening "English"]
[Variation "Neo-Catalan accepted"]
[WhiteFideId "13300032"]
[BlackFideId "2002035"]
[EventDate "2024.07.16"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qb3 c5 8. a4
Be7 9. a5 O-O 10. d3 Qc7 11. O-O Rb8 12. Bf4 e5 13. Bd2 b5 14. axb6 Rxb6 15. Qc2
Qb8 16. Bc3 Re8 17. Nbd2 Bd8 18. Nc4 Rbe6 19. Ng5 R6e7 20. Ra3 Bc7 21. Rb3 Qa7
22. Ra1 h6 23. Ne4 Nxe4 24. Bxe4 Nf6 25. Bg2 Re6 26. Bh3 R6e7 27. Bxc8 Rxc8 28.
e4 Re6 29. Kg2 Rb8 30. h3 Qa8 31. Rxb8+ Qxb8 32. Bd2 Qb5 33. Ba5 Ne8 34. Qc3 Qd7
35. Bxc7 Qxc7 36. Ra5 Nf6 37. Qa3 Nd7 38. Rxa6 Rxa6 39. Qxa6 Kf8 40. Qa8+ Ke7
41. Qh8 Kf6 42. Ne3 Qd6 43. Qxg7+ 1-0

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.20"]
[Round "5.2"]
[White "Novikov, Igor"]
[Black "Becerra Rivero, Julio"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2509"]
[BlackElo "2419"]
[ECO "E81"]
[Opening "King's Indian"]
[Variation "Saemisch, 5...O-O"]
[WhiteFideId "14100037"]
[BlackFideId "3501728"]
[EventDate "2024.07.16"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c5 7. d5 e6 8. Ng3 exd5
9. cxd5 a6 10. a4 Nbd7 11. Be2 Rb8 12. O-O Ne8 13. Be3 Nc7 14. a5 b5 15. axb6
Nb5 16. b7 Bxb7 17. Nxb5 axb5 18. Bxb5 Bc8 19. Qe2 Qb6 20. Bd3 Ne5 21. Rf2 Bd7
22. Rb1 Qa5 23. b3 Qc3 24. Bc2 c4 25. Qd2 Qxd2 26. Bxd2 cxb3 27. Rxb3 Rxb3 28.
Bxb3 Nd3 29. Re2 Ra8 30. Be3 Ra1+ 31. Nf1 Nc1 32. Bc4 Nxe2+ 33. Bxe2 Ra2 34. Bc4
Ra4 35. Bd3 Ra3 36. Bc4 f5 37. Kf2 Ra4 38. Bd3 Ra2+ 39. Kg3 Ra3 40. Be2 Rxe3 41.
Nxe3 f4+ 42. Kxf4 Bh6+ 43. Kg3 Bxe3 44. h4 Bd2 45. Kf2 h6 46. g3 g5 47. hxg5
hxg5 48. Bd3 Ba4 49. Ba6 Kf7 50. Bc8 Kf6 51. Kg2 Bd1 52. Bg4 Be2 53. Bh5 Bd3 54.
Kf2 Ke5 55. Bg4 Kd4 56. Bh5 Ba5 57. Bg4 Bd8 58. Bh5 Bf6 59. Bg4 Be5 60. Bd7 Kc3
61. Bg4 Kd2 62. Bh5 Bd4+ 63. Kg2 Ke3 64. Bg4 Bb5 65. Bf5 Be5 66. Bg4 Ba6 67. Bf5
Ke2 68. Bg4 Ke1 69. Bh5 Bf1+ 70. Kg1 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.20"]
[Round "5.3"]
[White "Root, Douglas"]
[Black "Shabalov, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2463"]
[BlackElo "2460"]
[ECO "E15"]
[Opening "Queen's Indian"]
[Variation "Nimzovich variation (exaggerated fianchetto)"]
[WhiteFideId "2000490"]
[BlackFideId "2008572"]
[EventDate "2024.07.16"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 d5 6. Bg2 Bb4+ 7. Bd2 Bd6 8. cxd5
exd5 9. Nc3 O-O 10. O-O Nbd7 11. Re1 Re8 12. a3 c6 13. b4 Ne4 14. Qc2 Nxd2 15.
Nxd2 Rc8 16. Qa4 Nb8 17. Bh3 Rc7 18. b5 cxb5 19. Nxb5 Bxb5 20. Qxb5 Rc2 21. Nf1
a6 22. Qxd5 Rc3 23. a4 Nc6 24. Ne3 Nb4 25. Qf5 g6 26. Qd7 Qxd7 27. Bxd7 Rd8 28.
Bh3 Be7 29. Red1 Bg5 30. Rab1 a5 31. Ng4 Ra3 32. Ne5 Rxa4 33. e4 Na2 34. Ra1 b5
35. Nc6 Rd6 36. d5 Nc3 37. Rxa4 bxa4 38. Ra1 Nxe4 39. Rxa4 Nc3 40. Rxa5 Rxd5 41.
Rxd5 Nxd5 42. Bg2 Ne7 43. Nxe7+ Bxe7 44. Kf1 Kg7 45. Ke2 Bf6 46. Bf3 Be7 47. Bg2
Bf6 48. Bf3 Be7 49. Bg2 Bf6 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.20"]
[Round "5.4"]
[White "Christiansen, Larry"]
[Black "Kaidanov, Gregory"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2579"]
[BlackElo "2548"]
[ECO "A06"]
[Opening "Reti opening"]
[WhiteFideId "2000059"]
[BlackFideId "2008564"]
[EventDate "2024.07.16"]

1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. d4 c5 5. cxd5 exd5 6. Bb5+ Nbd7 7. O-O a6 8.
Bxd7+ Bxd7 9. b3 Bg4 10. Bb2 Rc8 11. dxc5 Bxc5 12. Nc3 O-O 13. Ne2 Ne4 14. Rc1
Re8 15. Ng3 Rc6 16. Nxe4 Rxe4 17. Rc3 Qc7 18. h3 Bh5 19. Rd3 Rd6 20. b4 Bxb4 21.
Rxd5 Qc6 22. Rxd6 Bxd6 23. Qd3 Re8 24. Rc1 Qb6 25. Bd4 Qd8 26. Nd2 Bg6 27. Qb3
Qd7 28. Nc4 Bc7 29. Rd1 Qc6 30. Bb2 b5 31. Nd2 Bb8 32. Rc1 Qd7 33. Nf3 Rc8 34.
Rxc8+ Qxc8 35. Qd5 h6 36. Be5 Ba7 37. Bd4 Bb8 38. Be5 Ba7 39. Bd4 Bb8 40. Be5 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.20"]
[Round "5.5"]
[White "Benjamin, Joel"]
[Black "Khachiyan, Melikset"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2490"]
[BlackElo "2414"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "2000091"]
[BlackFideId "13300512"]
[EventDate "2024.07.16"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 exd5 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. O-O Bd6 8.
d4 c4 9. Ne5 Bxe5 10. dxe5 Ne7 11. Na3 O-O 12. Be3 Nf5 13. Re1 Re8 14. Bf4 Re6
15. Qh5 g6 16. Qf3 Ne7 17. Bg5 Nbc6 18. Bf6 d4 19. Nxc4 Nd5 20. Bh4 Rae8 21.
cxd4 Nxd4 22. Qe4 Nb6 23. Nxb6 axb6 24. f4 f6 25. Red1 fxe5 26. fxe5 Rxe5 27.
Rxd4 Rxe4 28. Rxd7 Rxh4 29. Rc1 b5 30. Rxb7 Rc4 31. Rd1 Rc2 32. h3 Rxb2 33. Rdd7
Rxa2 34. Rg7+ Kh8 35. Rxh7+ Kg8 36. Rhg7+ Kh8 37. Rh7+ Kg8 38. Rhg7+ Kh8 39.
Rxg6 Rb2 40. Rg4 Ree2 41. Kh2 b4 42. Rb5 Re7 43. Rgxb4 Rxb4 44. Rxb4 Kg7 45. h4
Re3 46. Rb6 Rc3 47. g3 Rd3 48. Kh3 Rc3 49. h5 Kh7 50. Kh4 Rc5 51. g4 Kg7 52. h6+
Kh7 53. g5 Rc1 54. Rb7+ Kg8 55. Kh5 Rc8 56. Re7 Ra8 57. Kg6 Ra6+ 58. Kf5 Ra5+
59. Kf6 Ra6+ 60. Re6 Ra8 61. g6 Rb8 62. Rd6 Ra8 63. Ke7 1-0

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.22"]
[Round "6.1"]
[White "Kraai, Jesse"]
[Black "Christiansen, Larry"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2356"]
[BlackElo "2579"]
[ECO "A46"]
[Opening "Queen's pawn game"]
[WhiteFideId "2002035"]
[BlackFideId "2000059"]
[EventDate "2024.07.16"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 d5 5. Nbd2 Bd6 6. dxc5 Bxc5 7. c4 Nc6 8. Be2
O-O 9. O-O h6 10. Rc1 Bd6 11. Bxd6 Qxd6 12. cxd5 exd5 13. Qc2 Re8 14. Rfd1 Bg4
15. h3 Bh5 16. Nb3 Rac8 17. Qc5 Qb8 18. Nbd4 a6 19. Nf5 Rcd8 20. Qc3 Kh7 21. Bd3
Bxf3 22. gxf3 Kh8 23. Bb1 Re6 24. Kg2 h5 25. b4 g6 26. Nd4 Nxd4 27. Qxd4 Kg7 28.
a4 Rd7 29. Ba2 Kh7 30. Rc5 Red6 31. Rdc1 Qe8 32. a5 Re6 33. Rc8 Qe7 34. Bb3 Qd6
35. R1c5 Re5 36. Ba4 Rde7 37. Bc2 Rg5+ 38. Kh1 Rge5 39. f4 Re4 40. Bxe4 Rxe4 41.
Qc3 d4 42. Qb3 Re7 43. Re5 Rd7 44. exd4 Qxd4 45. Qe3 Qd1+ 46. Kg2 Rd3 47. Qe2
Qb3 48. Qc2 Nd5 49. Qxb3 Nxf4+ 50. Kh2 Rxb3 51. Re7 Rxh3+ 52. Kg1 Kg7 53. Rxb7
Ne2+ 54. Kf1 Nf4 55. Kg1 Ne2+ 56. Kf1 Nf4 57. Ke1 Rf3 58. Rcc7 Ne6 59. Re7 Nd4
60. Re3 Rf4 61. Rh3 Nc2+ 62. Kf1 Nxb4 63. Rb6 h4 64. Ra3 Rc4 65. Ra4 h3 66. Kg1
Rc1+ 67. Kh2 Nd3 68. Kxh3 Nxf2+ 69. Kg2 Nd3 70. Rxa6 Rc2+ 71. Kf1 f5 72. Rd6 Nb2
73. Ra1 Nc4 74. Rd7+ Kf6 75. a6 Ke6 76. a7 Kxd7 77. a8=Q Nd2+ 78. Ke1 1-0

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.22"]
[Round "6.2"]
[White "Root, Douglas"]
[Black "Benjamin, Joel"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2463"]
[BlackElo "2490"]
[ECO "D37"]
[Opening "QGD"]
[Variation "4.Nf3"]
[WhiteFideId "2000490"]
[BlackFideId "2000091"]
[EventDate "2024.07.16"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 Be6 7. e3 Nbd7 8. Bd3
Bd6 9. O-O c6 10. Bh4 h6 11. Bc2 Qc7 12. Bg3 O-O 13. Qd3 Rfe8 14. Nh4 Nf8 15.
Rae1 Rad8 16. Nf5 Bxf5 17. Qxf5 Bxg3 18. hxg3 Ne6 19. f4 c5 20. Rd1 cxd4 21.
exd4 Qc4 22. Qd3 b5 23. a3 Qxd3 24. Rxd3 Ne4 25. Bb3 Nxc3 26. bxc3 Nc7 27. Kf2
Kf8 28. Re3 Rxe3 29. Kxe3 Rd6 30. Rh1 Ke7 31. Rh5 Re6+ 32. Re5 f6 33. Rxe6+ Kxe6
34. g4 g5 35. g3 Kd6 36. a4 bxa4 37. Bxa4 Na8 38. Bd1 Nb6 39. Be2 a5 40. Kd2 Kc6
41. Kc2 Nc8 42. Kb3 Nd6 43. fxg5 hxg5 44. Bf3 Ne4 45. Kc2 Kd6 46. c4 Nxg3 47.
cxd5 Nf1 48. Kd3 a4 49. Kc3 Nh2 50. Bd1 a3 51. Kb3 Kxd5 52. Kxa3 Kxd4 53. Kb3
Kd3 54. Bc2+ Ke3 55. Bf5 Kf4 56. Kc3 Nxg4 57. Bc8 Ne3 58. Bb7 f5 59. Kd3 g4 60.
Ke2 Nc4 61. Kf2 Kg5 62. Kg3 f4+ 63. Kg2 Ne5 64. Bc8 Kh4 65. Bb7 Nd3 66. Be4 f3+
67. Kf1 Nc5 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.22"]
[Round "6.3"]
[White "Becerra Rivero, Julio"]
[Black "Akopian, Vladimir"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2419"]
[BlackElo "2583"]
[ECO "C42"]
[Opening "Petrov"]
[Variation "Cozio (Lasker) attack"]
[WhiteFideId "3501728"]
[BlackFideId "13300032"]
[EventDate "2024.07.16"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Qe2 Qe7 6. d3 Nf6 7. Bg5 Qxe2+ 8.
Bxe2 Be7 9. Nc3 h6 10. Bd2 a6 11. O-O-O Nc6 12. Rde1 Be6 13. h3 d5 14. Bd1 Bc5
15. Rhf1 O-O-O 16. a3 Rhe8 17. Ne5 Nxe5 18. Rxe5 Bd7 19. f4 Bd6 20. Rxe8 Rxe8
21. Bf3 d4 22. Ne4 Nxe4 23. Bxe4 f5 24. Bf3 c5 25. Kd1 Kc7 26. Re1 Rxe1+ 27.
Kxe1 Bc6 28. Bxc6 Kxc6 29. a4 b5 30. axb5+ axb5 31. Ke2 g6 32. g3 c4 33. h4 Kd5
34. Be1 h5 35. Bd2 Be7 36. Be1 Bf6 37. Kd1 c3 38. b3 Kc5 39. Bf2 Kb4 40. Kc1 Ka3
41. Kb1 Bg7 42. Bg1 Bf6 43. Bf2 Bg7 44. Bg1 Bf6 45. Bf2 Bg7 46. Bg1 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.22"]
[Round "6.4"]
[White "Shabalov, Alexander"]
[Black "Kaidanov, Gregory"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2460"]
[BlackElo "2548"]
[ECO "D05"]
[Opening "Queen's pawn game, Rubinstein (Colle-Zukertort) variation"]
[WhiteFideId "2008572"]
[BlackFideId "2008564"]
[EventDate "2024.07.16"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. b3 Nc6 6. O-O Bd6 7. Bb2 O-O 8. Nbd2
b6 9. Ne5 Bb7 10. a3 Rc8 11. f4 Ne7 12. Qf3 b5 13. dxc5 Bxc5 14. b4 Bb6 15. Nb3
Ne4 16. Bd4 Nf5 17. Qe2 Nxd4 18. exd4 f6 19. Ng4 Rc4 20. Kh1 Bxd4 21. Bxc4 Bxa1
22. Bxb5 Bb2 23. Nf2 Nxf2+ 24. Rxf2 e5 25. Nc5 Bc8 26. fxe5 fxe5 27. Rxf8+ Qxf8
28. h3 Bd4 29. Nb3 Qf2 30. Nxd4 Qxd4 31. Qd3 Qxd3 32. cxd3 Kf7 33. Kg1 g5 34.
Kf2 Ke7 35. Ke2 Kd6 36. Be8 Ke7 37. Ba4 Kd6 38. Be8 Ke7 39. Ba4 Kd6 40. Be8 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.22"]
[Round "6.5"]
[White "Khachiyan, Melikset"]
[Black "Novikov, Igor"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2414"]
[BlackElo "2509"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "closed"]
[WhiteFideId "13300512"]
[BlackFideId "14100037"]
[EventDate "2024.07.16"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 g6 5. Bc4 Bg7 6. d3 Nf6 7. O-O O-O 8. Qe1
Na5 9. Bd2 e6 10. e5 Nd7 11. exd6 Nxc4 12. dxc4 Nf6 13. Rd1 Qxd6 14. Ne5 b6 15.
Be3 Qe7 16. Qh4 Nd5 17. Qxe7 Nxe7 18. Nb5 f6 19. Nd7 Nf5 20. Nxf8 Nxe3 21. Nc7
Nxd1 22. Rxd1 Rb8 23. Nfxe6 Bxe6 24. Nxe6 Rb7 25. c3 Re7 26. Rd6 Kf7 27. Nxg7
Kxg7 28. Kf2 h5 29. g3 Kf7 30. a4 Re6 31. Rd8 Re8 32. Rd5 Re6 33. f5 gxf5 34.
Rxf5 Kg6 35. Rd5 Re4 36. b3 Re6 37. h4 a5 38. Kf3 Kh6 39. Rd8 Kg6 40. Kf4 Rc6
41. g4 hxg4 42. Kxg4 Re6 43. h5+ Kh6 44. Kf5 Re3 45. Rd6 b5 46. cxb5 Rxc3 47.
Rxf6+ Kxh5 48. Ra6 Rxb3 49. Rxa5 c4 50. Ke4 1-0

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.23"]
[Round "7.1"]
[White "Benjamin, Joel"]
[Black "Shabalov, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2490"]
[BlackElo "2460"]
[ECO "C46"]
[Opening "Three knights"]
[Variation "Steinitz, Rosenthal variation"]
[WhiteFideId "2000091"]
[BlackFideId "2008572"]
[EventDate "2024.07.16"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 g6 4. d4 exd4 5. Nd5 Bg7 6. Bg5 Nce7 7. Nxd4 c6 8.
Nc3 h6 9. Bh4 Qb6 10. Nb3 a5 11. a4 d5 12. Bd3 Nf6 13. O-O g5 14. Bg3 Bg4 15.
Be2 Bxe2 16. Qxe2 O-O 17. h4 Rfe8 18. hxg5 hxg5 19. Qd2 dxe4 20. Qxg5 Ng6 21.
Rae1 Qb4 22. Re2 b6 23. Rd1 Rad8 24. Rxd8 Rxd8 25. Rd2 Rxd2 26. Qxd2 Ng4 27. Qd7
e3 28. fxe3 Bh6 29. Nd1 Nxe3 30. Qe8+ Qf8 31. Qxf8+ Kxf8 32. Nxe3 Bxe3+ 33. Kf1
Ke7 34. Ke2 Bf4 35. Bf2 Bc7 36. Nd4 Kd7 37. b3 Bd6 38. Nf5 Bc7 39. Kf3 Nf4 40.
Be3 Nd5 41. Bd2 Ke6 42. Nd4+ Kd7 43. Ke4 Bd6 44. c4 Nf6+ 45. Kf3 Bc5 46. Bc3 Ne8
47. Nf5 Ke6 48. Ke4 Nd6+ 49. Nxd6 Bxd6 50. g4 Bc7 51. Bd4 Bd8 52. Be5 Be7 53.
Bc7 Bc5 54. Bd8 Bf2 55. Bg5 Bc5 56. Bd2 Bd6 57. Be3 Bc7 58. Bd4 Bd8 59. Be5 Be7
60. Bd4 Bd8 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.23"]
[Round "7.2"]
[White "Novikov, Igor"]
[Black "Root, Douglas"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2509"]
[BlackElo "2463"]
[ECO "E70"]
[Opening "King's Indian"]
[Variation "Kramer system"]
[WhiteFideId "14100037"]
[BlackFideId "2000490"]
[EventDate "2024.07.16"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 h5 7. Be2 a5 8. h3 a4
9. Rb1 e5 10. d5 Nbd7 11. Bg5 Nc5 12. Bxh5 Qd7 13. Bf3 Nh7 14. Be3 b6 15. h4 f5
16. Bxc5 bxc5 17. h5 Qf7 18. hxg6 Qxg6 19. exf5 Bxf5 20. Be4 Bxe4 21. Ncxe4 Rf4
22. Qe2 Rg4 23. Kf1 Rf8 24. Rh3 Nf6 25. Nc3 Nxd5 26. cxd5 Rxg3 27. Rxg3 Qxg3 28.
Kg1 Qg6 29. Ne4 Rf4 30. Re1 Rh4 31. g3 Rh8 32. Kg2 Qh6 33. Qg4 Qh2+ 34. Kf3 Rh6
35. Qc8+ Bf8 36. Qxc7 Qh5+ 37. Ke3 Rg6 38. Qc8 a3 39. bxa3 Kf7 40. Qd7+ Kg8 41.
Qe8 Kg7 42. f3 Qh6+ 43. Kd3 Qh5 44. g4 Qh3 45. Qd7+ Kg8 46. Qf5 Rh6 47. Ng5 e4+
48. Kxe4 1-0

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.23"]
[Round "7.3"]
[White "Akopian, Vladimir"]
[Black "Khachiyan, Melikset"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2583"]
[BlackElo "2414"]
[ECO "C42"]
[Opening "Petrov"]
[Variation "Damiano variation"]
[WhiteFideId "13300032"]
[BlackFideId "13300512"]
[EventDate "2024.07.16"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Qe7 5. Qxe4 d6 6. d4 dxe5 7. dxe5 Nc6 8.
Bb5 Bd7 9. O-O O-O-O 10. Nc3 Nxe5 11. Bxd7+ Nxd7 12. Qg4 h5 13. Qh3 Qb4 14. Qf5
Bc5 15. Ne4 Rde8 16. Nxc5 Qxc5 17. Qxc5 Nxc5 18. Be3 Ne6 19. Rad1 Rd8 20. f3 a6
21. Kf2 f5 22. h4 Rxd1 23. Rxd1 Rd8 24. Rxd8+ Kxd8 25. Ke2 Kd7 26. c4 c5 27. a4
a5 28. f4 b6 29. Kd3 Kc6 30. g3 g6 31. b3 Kd6 32. Kc3 Kc6 33. Kd3 Kd6 34. Kc3
Kc6 35. Kd3 Kd6 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.23"]
[Round "7.4"]
[White "Christiansen, Larry"]
[Black "Becerra Rivero, Julio"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2579"]
[BlackElo "2419"]
[ECO "D11"]
[Opening "QGD Slav"]
[Variation "4.e3"]
[WhiteFideId "2000059"]
[BlackFideId "3501728"]
[EventDate "2024.07.16"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Bd3 Nbd7 6. O-O Bd6 7. Nbd2 O-O 8. e4
e5 9. cxd5 cxd5 10. Re1 Re8 11. exd5 exd4 12. Rxe8+ Qxe8 13. Nc4 Bc5 14. Bd2 b5
15. Na5 Ne5 16. Qe2 Nxf3+ 17. Qxf3 Bg4 18. Qf4 Qd7 19. Nb3 Bb6 20. h3 Bh5 21. d6
Bg6 22. Bxg6 hxg6 23. Nxd4 Rd8 24. Nf3 Qxd6 25. Qxd6 Rxd6 26. Re1 a5 27. Kf1 Kf8
28. Rc1 Ne4 29. Be1 Ke8 30. Rc2 f6 31. Re2 Re6 32. Nd2 Nc5 33. f3 Kd7 34. Bf2
Rxe2 35. Kxe2 Kc6 36. Bxc5 Kxc5 37. Kd3 f5 38. Nf1 Bc7 39. Ne3 Be5 40. b3 Bf4
41. Nc2 Bg3 42. Nd4 Be5 43. Nc2 Bg3 44. Nd4 Be5 45. Nc2 Bg3 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.23"]
[Round "7.5"]
[White "Kaidanov, Gregory"]
[Black "Kraai, Jesse"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2548"]
[BlackElo "2356"]
[ECO "E36"]
[Opening "Nimzo-Indian"]
[Variation "classical, Noa variation, 5.a3"]
[WhiteFideId "2008564"]
[BlackFideId "2002035"]
[EventDate "2024.07.16"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 O-O 7. e3 b6 8. Nf3
Ba6 9. b3 Nbd7 10. Bb2 c5 11. Be2 cxd4 12. exd4 Rc8 13. Qb4 dxc4 14. bxc4 b5 15.
cxb5 Nd5 16. Qd2 Bb7 17. O-O Qf6 18. Rfc1 Nf4 19. d5 Qf5 20. Bf1 Bxd5 21. Ne1 h5
22. Qd4 Qg4 23. f3 Qg5 24. g3 e5 25. Qxa7 Nf6 26. Qf2 h4 27. Rxc8 Rxc8 28. Rd1
N6h5 29. g4 f5 30. Rxd5 Nxd5 31. b6 fxg4 32. b7 Rf8 33. Qc5 gxf3+ 34. Kh1 e4 35.
Qxf8+ Kxf8 36. b8=Q+ Ke7 37. Bb5 Nhf6 38. Qa7+ Ke6 39. Nc2 Qg2# 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.24"]
[Round "8.1"]
[White "Shabalov, Alexander"]
[Black "Kraai, Jesse"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2460"]
[BlackElo "2356"]
[ECO "E01"]
[Opening "Catalan"]
[Variation "closed"]
[WhiteFideId "2008572"]
[BlackFideId "2002035"]
[EventDate "2024.07.16"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Bb4+ 5. Nd2 O-O 6. Nf3 b6 7. O-O Bb7 8. Ne5
Be7 9. b3 Nbd7 10. Bb2 c5 11. cxd5 exd5 12. Rc1 Re8 13. Nxd7 Nxd7 14. Nf3 Bf8
15. Nh4 Nf6 16. Rc2 Ne4 17. Qc1 a5 18. Rd1 a4 19. f3 Ng5 20. e4 axb3 21. axb3 c4
22. e5 cxb3 23. Rc3 b5 24. Nf5 b4 25. Rxb3 Ra2 26. Nd6 Bxd6 27. exd6 Ne6 28.
Rxb4 Ra7 29. Qb1 Qxd6 30. Bc1 Ba6 31. f4 Bc4 32. f5 Nf8 33. Bf4 Qa6 34. Rb8 Ra8
35. Rxa8 Rxa8 36. h3 h6 37. Qb4 Nh7 38. Qe7 Nf6 39. Rb1 Re8 40. Qc7 Ne4 41. Rb7
Qf6 42. Be5 Qxf5 43. Bxe4 Qf1+ 44. Kh2 dxe4 45. Bf4 e3 46. Qc6 Qf2+ 47. Kh1 Ra8 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.24"]
[Round "8.2"]
[White "Root, Douglas"]
[Black "Akopian, Vladimir"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2463"]
[BlackElo "2583"]
[ECO "D45"]
[Opening "QGD semi-Slav"]
[Variation "Stoltz variation"]
[WhiteFideId "2000490"]
[BlackFideId "13300032"]
[EventDate "2024.07.16"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 b6 7. Bd3 Bb7 8. O-O
dxc4 9. Bxc4 c5 10. Ne5 Bd6 11. Nxd7 Nxd7 12. Rd1 cxd4 13. Rxd4 Be5 14. Nb5 O-O
15. Rd1 Rc8 16. Qe2 Bxh2+ 17. Kxh2 Qh4+ 18. Kg1 Rxc4 19. f3 Ba6 20. Na3 Rxc1 21.
Qxa6 Nc5 22. Qxa7 Rxa1 23. Rxa1 Qb4 24. Rb1 Nd3 25. Qc7 Qd2 26. e4 Nxb2 27. Qc2
Qxc2 28. Nxc2 Nc4 29. Rb4 Rc8 30. Nd4 g5 31. a4 Kg7 32. Nb3 Kf6 33. Rb5 h5 34.
a5 bxa5 35. Nxa5 Ne5 36. Rb2 g4 37. fxg4 Rc1+ 38. Kh2 Nxg4+ 39. Kg3 Kg5 40. Rb3
h4+ 41. Kf3 Rc2 42. e5 Kf5 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.24"]
[Round "8.3"]
[White "Becerra Rivero, Julio"]
[Black "Kaidanov, Gregory"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2419"]
[BlackElo "2548"]
[ECO "C47"]
[Opening "Four knights"]
[Variation "Scotch, 4...exd4"]
[WhiteFideId "3501728"]
[BlackFideId "2008564"]
[EventDate "2024.07.16"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8.
O-O Re8 9. Bg5 h6 10. Bh4 d5 11. exd5 g5 12. Bg3 cxd5 13. a3 Bd6 14. Re1 Rxe1+
15. Qxe1 Be6 16. b4 c5 17. Bxd6 Qxd6 18. Nb5 Qb6 19. bxc5 Qxc5 20. Qb4 Nd7 21.
h4 Rb8 22. hxg5 hxg5 23. Qd2 Rxb5 24. Qxg5+ Kf8 25. Qd8+ Kg7 26. Qg5+ Kf8 27.
Qd8+ Kg7 28. Qg5+ Kf8 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.24"]
[Round "8.4"]
[White "Benjamin, Joel"]
[Black "Novikov, Igor"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2490"]
[BlackElo "2509"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "2000091"]
[BlackFideId "14100037"]
[EventDate "2024.07.16"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Be3 cxd4 7. cxd4 Nc6 8.
Nc3 Qd6 9. a3 Be7 10. Bd3 O-O 11. O-O b6 12. Qe2 Bb7 13. Rad1 Rad8 14. Rfe1 Rfe8
15. Bb1 Qb8 16. h3 h6 17. Nh2 Bf8 18. Ng4 Nxg4 19. Qxg4 Kh8 20. d5 Ne5 21. Qh5
Ng6 22. Bg5 Rd6 23. Bxg6 fxg6 24. Qxg6 hxg5 25. Re5 Red8 26. Qh5+ Kg8 27. Ne4
Be7 28. Nxd6 Rxd6 29. Rxe6 Qd8 30. Rxd6 Qxd6 31. Qe8+ Bf8 32. Qe4 Kf7 33. Qf5+
Qf6 34. Qd7+ Qe7 35. Qf5+ Qf6 36. Qd7+ Qe7 37. Qf5+ Qf6 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.24"]
[Round "8.5"]
[White "Khachiyan, Melikset"]
[Black "Christiansen, Larry"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2414"]
[BlackElo "2579"]
[ECO "B08"]
[Opening "Pirc"]
[Variation "classical system, 5.Be2"]
[WhiteFideId "13300512"]
[BlackFideId "2000059"]
[EventDate "2024.07.16"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O c5 7. dxc5 dxc5 8.
Qxd8 Rxd8 9. Be3 b6 10. Rad1 Nc6 11. Rxd8+ Nxd8 12. Rd1 Bb7 13. e5 Ng4 14. Rd7
Nxe3 15. fxe3 Kf8 16. e4 e6 17. Bd3 Rc8 18. b3 a6 19. Na4 Bc6 20. Ra7 Bxa4 21.
bxa4 c4 22. Be2 a5 23. Ra6 Rb8 24. Bxc4 Nc6 25. Bb5 Nxe5 26. Nxe5 Bxe5 27. Bc6
Rc8 28. Ra8 Bb8 29. Bb7 Rd8 30. Kf1 Ke7 31. h3 Kd6 32. Ba6 Kc7 33. c4 Rd4 34. c5
bxc5 35. Bb5 c4 36. Ra6 Rxe4 37. Rc6+ Kd8 38. Rxc4 Rxc4 39. Bxc4 Ke7 40. Bb5 f5
41. Ke2 h5 42. Ba6 Kf6 43. Bb5 Bc7 44. Be8 e5 45. Kf1 e4 46. Ke2 h4 47. Kf1 g5
48. Bd7 Ke5 49. Be8 Kf4 50. Bh5 Bb6 51. Bd1 Bc5 52. Bh5 g4 53. hxg4 Kg5 54. Ke2
fxg4 55. Be8 h3 56. gxh3 gxh3 57. Kf1 Kf4 58. Bd7 h2 59. Kg2 e3 60. Bb5 h1=Q+ 0-1

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.25"]
[Round "9.1"]
[White "Kaidanov, Gregory"]
[Black "Khachiyan, Melikset"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2548"]
[BlackElo "2414"]
[ECO "D17"]
[Opening "QGD Slav"]
[Variation "Krause attack"]
[WhiteFideId "2008564"]
[BlackFideId "13300512"]
[EventDate "2024.07.16"]

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. e3 Nfd7 10. Nxf7 Kxf7 11. Qf3 e6 12. e4 Bb4 13. exf5 exf5 14. Bd3 Nf6
15. O-O g6 16. Rd1 Re8 17. Bg5 Be7 18. Bxf6 Bxf6 19. Bc2 Kg7 20. Bb3 Qe7 21. d5
Qb4 22. Na2 Qe4 23. Nc3 Qxf3 24. gxf3 Bxc3 25. bxc3 cxd5 26. Bxd5 Re7 27. Rd4
Rd8 28. Rad1 Rc7 29. R1d3 Nxd5 30. Rxd5 Rxd5 31. Rxd5 b6 32. Rd6 Rxc3 33. Rxb6
Rc4 34. Rb7+ Kh6 35. Ra7 Rxa4 36. Kg2 g5 37. Ra6+ Kg7 38. Ra7+ Kg6 39. Ra6+ Kf7
40. Ra7+ Ke6 41. Rxh7 Rb4 42. Ra7 Rb5 43. f4 gxf4 44. h4 Ke5 45. h5 Kf6 46. h6
Rb8 47. Rxa5 Rh8 48. Kf3 Kg5 49. Ra6 Rh7 50. Rb6 Rh8 51. Ra6 Rh7 52. Rb6 Rh8 53.
Ra6 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.25"]
[Round "9.2"]
[White "Akopian, Vladimir"]
[Black "Benjamin, Joel"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2583"]
[BlackElo "2490"]
[ECO "E62"]
[Opening "King's Indian"]
[Variation "fianchetto, Larsen system"]
[WhiteFideId "13300032"]
[BlackFideId "2000091"]
[EventDate "2024.07.16"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. d4 d6 7. Nc3 Bf5 8. b3 Ne4
9. Bb2 Nxc3 10. Bxc3 Be4 11. Rc1 d5 12. Nd2 Bxg2 13. Kxg2 Nd7 14. e4 dxe4 15.
Nxe4 Nf6 16. Nxf6+ Bxf6 17. d5 Qd6 18. dxc6 Qxc6+ 19. Qf3 Bxc3 20. Qxc6 bxc6 21.
Rxc3 Rfd8 22. Re1 e6 23. Re5 a5 24. Rc5 Ra6 25. a3 Kf8 26. b4 axb4 27. axb4 Rb6
28. b5 cxb5 29. cxb5 Ke7 30. g4 Rd5 31. Rc7+ Rd7 32. Rxd7+ Kxd7 33. Rb3 f5 34.
gxf5 gxf5 35. Kg3 e5 36. Kh4 Rh6+ 37. Kg5 Rxh2 38. b6 Kc8 39. Kxf5 Rxf2+ 40.
Kxe5 Kb7 41. Rh3 Kxb6 42. Rxh7 Re2+ 43. Kf5 Rf2+ 44. Ke5 Re2+ 45. Kf5 Rf2+ 46.
Ke5 Re2+ 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.25"]
[Round "9.3"]
[White "Christiansen, Larry"]
[Black "Root, Douglas"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2579"]
[BlackElo "2463"]
[ECO "B00"]
[Opening "KP"]
[Variation "Nimzovich defence, Bogolyubov variation"]
[WhiteFideId "2000059"]
[BlackFideId "2000490"]
[EventDate "2024.07.16"]

1. e4 Nc6 2. d4 d5 3. Nc3 dxe4 4. d5 Nb8 5. Bf4 Nf6 6. f3 e6 7. dxe6 Qxd1+ 8.
Rxd1 Bxe6 9. Bxc7 Nbd7 10. Bb5 Bb4 11. Ne2 exf3 12. gxf3 Rc8 13. Bd6 Bxd6 14.
Rxd6 Ke7 15. Rd4 Ne5 16. Kf2 a6 17. Ba4 Nc4 18. Bb3 b5 19. Bxc4 Rxc4 20. Rxc4
Bxc4 21. Nd4 Rc8 22. Nf5+ Kf8 23. a3 Be6 24. Nd4 Bd7 25. Re1 Rc5 26. h4 Rh5 27.
Kg3 Rc5 28. Kf2 Rh5 29. Kg3 Rc5 30. Kf2 Rh5 1/2-1/2

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.25"]
[Round "9.4"]
[White "Kraai, Jesse"]
[Black "Becerra Rivero, Julio"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2356"]
[BlackElo "2419"]
[ECO "E90"]
[Opening "King's Indian"]
[Variation "5.Nf3"]
[WhiteFideId "2002035"]
[BlackFideId "3501728"]
[EventDate "2024.07.16"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 O-O 6. h3 e5 7. d5 a5 8. g4 Na6 9.
Be3 Nd7 10. h4 Ndc5 11. Rg1 Bd7 12. h5 c6 13. Nd2 a4 14. a3 cxd5 15. exd5 f5 16.
hxg6 hxg6 17. Qc2 e4 18. O-O-O Qf6 19. Kb1 Rac8 20. Be2 Rfe8 21. gxf5 Bxf5 22.
Bg4 Nd3 23. Bxf5 gxf5 24. Nb5 Nc7 25. Bd4 Ne5 26. Qxa4 Nxb5 27. Qxb5 Re7 28. f4
exf3 29. Nxf3 f4 30. Bxe5 dxe5 31. d6 Re6 32. Qd7 Rce8 33. Rxg7+ Qxg7 34. Rg1
Qxg1+ 35. Nxg1 e4 36. Nh3 f3 37. Ng5 1-0

[Event "ch-USA Seniors 2024"]
[Site "Saint Louis USA"]
[Date "2024.07.25"]
[Round "9.5"]
[White "Novikov, Igor"]
[Black "Shabalov, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2509"]
[BlackElo "2460"]
[ECO "D52"]
[Opening "QGD"]
[Variation "Cambridge Springs defence, Rubinstein variation"]
[WhiteFideId "14100037"]
[BlackFideId "2008572"]
[EventDate "2024.07.16"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 dxc4 8. Bxf6
Nxf6 9. Nxc4 Qc7 10. Be2 Be7 11. O-O O-O 12. a3 Rd8 13. Qc2 Bd7 14. b4 Be8 15.
Rac1 Rac8 16. Rfd1 Nd5 17. Ne4 Qb8 18. Nc5 b6 19. Nd3 c5 20. bxc5 bxc5 21. Rb1
Qc7 22. Nxc5 Bxc5 23. dxc5 Qxc5 24. Qb2 Qc7 25. Bf1 Rb8 26. Qe5 Qxe5 27. Nxe5
Rxb1 28. Rxb1 Nb6 29. Nc4 Nxc4 30. Bxc4 Kf8 31. h4 Bc6 32. Rc1 Bb7 33. Be2 Ke7
34. Kf1 Rc8 35. Rxc8 Bxc8 36. Ke1 Kd6 37. Kd2 Kc5 38. Kc3 e5 39. g3 f6 40. Bc4
h6 41. f4 Bd7 42. fxe5 fxe5 43. Bf7 Bg4 44. Bc4 Bd7 45. Bf7 Bg4 46. Bc4 Bd7 47.
Bf7 1/2-1/2

