[Event "Sunnyvale 1000GM Bona op 09"]
[Site "Sunnyvale"]
[Date "2023.09.18"]
[Round "5"]
[White "Bhaduri, Neil S"]
[Black "Jin, David"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "1797"]
[BlackElo "1737"]
[PlyCount "127"]
[EventDate "2023.09.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. g3 g6 4. Nc3 Nc6 5. Bg2 Bg7 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 d6 9. Nxc6 bxc6 10. Bxc6 Rb8 11. Bg2 Qa5 12. Qc2 Bf5 13. e4 Be6 14. b3 Nxe4 15. Bxe4 Bxc3 16. Rb1 Rfc8 17. Rd1 Bg7 18. Bd2 Qa6 19. Bf4 Rb4 20. Qd2 Qa3 21. h4 Qa5 22. h5 Rcb8 23. hxg6 hxg6 24. Qe2 Be5 25. Bh6 Bf6 26. Bxg6 Bxc4 27. bxc4 fxg6 28. Bd2 Qc5 29. Bxb4 Rxb4 30. Rxb4 Qxb4 31. Qc2 Kg7 32. Rb1 Qc5 33. Qe2 Qg5 34. Qe6 Bd4 35. Kg2 Bb6 36. Rb3 Qf6 37. Qxf6+ exf6 38. Kf3 f5 39. Rd3 Bc5 40. g4 Kf6 41. gxf5 gxf5 42. Kg3 Ke5 43. Rd5+ Ke4 44. f3+ Ke3 45. Rxf5 Kd3 46. Rf4 Bd4 47. Rxd4+ Kxd4 48. f4 Kxc4 49. f5 Kd5 50. Kf4 Kc6 51. Kg5 Kd7 52. Kg6 Ke8 53. Kg7 d5 54. f6 d4 55. f7+ Kd7 56. f8Q d3 57. Qf5+ Kd6 58. Qxd3+ Ke5 59. Kg6 a5 60. a4 Kf4 61. Qe2 Kg3 62. Kg5 Kh3 63. Kf4 Kh4 64. Qh2# 1-0

[Event "Sunnyvale 1000GM Bona op 09"]
[Site "Sunnyvale"]
[Date "2023.09.17"]
[Round "2"]
[White "Guo, Ethan"]
[Black "Jin, David"]
[Result "1/2-1/2"]
[ECO "B91"]
[WhiteElo "1971"]
[BlackElo "1737"]
[PlyCount "16"]
[EventDate "2023.09.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Be6 8. Bg2 Be7 1/2-1/2

[Event "Sunnyvale 1000GM Bona op 09"]
[Site "Sunnyvale"]
[Date "2023.09.17"]
[Round "4"]
[White "Jin, David"]
[Black "Hevia Alejano, Carlos Antonio"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1737"]
[BlackElo "2417"]
[PlyCount "108"]
[EventDate "2023.09.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 Bd7 7. Qd2 a6 8. 0-0-0 Nf6 9. f4 b5 10. Bd3 Be7 11. h3 Nxd4 12. Bxd4 Bc6 13. Rhe1 b4 14. Ne2 Qa5 15. Kb1 Bxe4 16. Bxf6 Bd5 17. c4 bxc3 18. Nxc3 Bxf6 19. Nxd5 Qxd5 20. Bxa6 Qf5+ 21. Qd3 Qxd3+ 22. Bxd3 Ke7 23. Bc4 Rhb8 24. Bb3 Ra5 25. g4 g6 26. Rc1 Rb7 27. Rc8 d5 28. f5 gxf5 29. gxf5 e5 30. Rd1 Kd6 31. Rdc1 e4 32. R8c6+ Ke5 33. Kc2 d4 34. Re1 d3+ 35. Kd1 Rxb3 36. axb3 Bg5 37. Rc1 d2 38. Rb1 dxe1Q+ 39. Kxe1 Rd5 40. b4 Bd2+ 41. Ke2 Bxb4 42. b3 Rd2+ 43. Kf1 Kf4 44. f6 Rh2 45. Rd1 e3 46. Rd4+ Kf3 47. Kg1 Rg2+ 48. Kh1 e2 49. Rf4+ Kxf4 50. Kxg2 e1Q 51. h4 Qe2+ 52. Kh3 Qg4+ 53. Kh2 Kf3 54. Kh1 Qg2# 0-1

[Event "Sunnyvale 1000GM Bona op 09"]
[Site "Sunnyvale"]
[Date "2023.09.17"]
[Round "3"]
[White "Jin, David"]
[Black "Jin, Austin"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1737"]
[BlackElo "1872"]
[PlyCount "50"]
[EventDate "2023.09.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "CBM 216 Extra"]
[Source "ChessBase"]
[SourceDate "2023.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. 0-0 Be7 8. Be3 c6 9. a4 0-0 10. Bd3 a5 11. h3 Bxf3 12. Qxf3 Nbd7 13. Ne2 Re8 14. c4 e5 15. Ng3 g6 16. Rad1 Bf8 17. Bc2 Qe7 18. Bg5 Bg7 19. Ne4 Qe6 20. d5 cxd5 21. cxd5 Qb6 22. d6 Re6 23. Bxf6 Nxf6 24. Bb3 Ree8 25. d7 Bf8 1-0

[Event "Sunnyvale Bay Area op"]
[Site "Sunnyvale"]
[Date "2023.04.23"]
[Round "1"]
[White "Jin, David"]
[Black "Peijun Liu, Patrick"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1592"]
[PlyCount "164"]
[EventDate "2023.04.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "USA"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 d6 7. Be2 Bg7 8. Be3 0-0 9. 0-0 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. Rac1 Nd7 14. Bxg7 Kxg7 15. Rfd1 Nc5 16. Nd5 Bxd5 17. cxd5 Qb6 18. Qd4+ f6 19. h3 Rfc8 20. Kh2 Nd7 21. Qxb6 Nxb6 22. Bb5 f5 23. Kg3 Kf6 24. Bd3 fxe4 25. fxe4 Nd7 26. Kf4 Rc5 27. Rxc5 Nxc5 28. Bc4 g5+ 29. Ke3 Rf8 30. Rf1+ Kg7 31. Rxf8 Kxf8 32. b3 Kf7 33. g4 Kf6 34. Kd4 Nd7 35. Be2 Ne5 36. Bd1 Ng6 37. Be2 Ne5 38. Bd1 Kf7 39. Be2 Ke8 40. Bd1 Kd7 41. Be2 Ng6 42. Bf1 Kc7 43. Bd3 Nf4 44. Bf1 e5+ 45. Kc4 Ng6 46. Kb5 b6 47. Kc4 Ne7 48. a4 Ng8 49. Kd3 Nf6 50. Be2 b5 51. axb5 Kb6 52. Ke3 Kc5 53. Kd3 Kxb5 54. Kc3+ Kc5 55. Bd3 Ng8 56. Be2 Ne7 57. Ba6 Ng6 58. Bd3 Nf4 59. Bf1 h6 60. Bc4 Nxh3 61. Be2 Nf2 62. Bf3 Kb5 63. Be2+ Kb6 64. Bf3 Kc5 65. Bg2 Nxg4 66. Bf3 Nf6 67. Bg2 h5 68. Bf3 g4 69. Bg2 h4 70. Kd3 Kb4 71. Kc2 h3 72. Bf1 Nxe4 73. Kd3 Ng3 74. Be2 Nxe2 75. Kxe2 h2 76. Kf2 h1Q 77. Ke2 Qxd5 78. Kf2 Qf3+ 79. Ke1 g3 80. Kd2 g2 81. Kc2 g1Q 82. Kd2 Qgd1# 0-1

