Event: Hong Kong International Open Chess Championship 2023
Site: St. Benedict School, Choi Hung, Kowloon, Hong Kong
Date: 2023-12-26
White: Li, Bo
WhiteTitle: IM
WhiteElo: 2216
Black: Lam, Chun Yung Samuel
BlackElo: 1744
Result: 1-0
ECO: A75
Opening: Benoni Defense: Classical Variation, Argentine Counterattack
Variant: Standard

1. d4 { [%eval 0.13] [%clk 1:30:50] } 1... Nf6 { [%eval 0.17] [%clk 1:30:53] } 2. c4 { [%eval 0.16] [%clk 1:30:54] } 2... c5?! { [%eval 0.93] } { Inaccuracy. e6 was best. } { [%clk 1:31:15] } 3. d5 { [%eval 0.65] [%clk 1:29:15] } 3... e6 { [%eval 0.6] [%clk 1:31:38] } 4. Nc3 { [%eval 0.48] [%clk 1:27:52] } 4... exd5 { [%eval 0.97] [%clk 1:32:05] } 5. cxd5 { [%eval 0.29] [%clk 1:27:52] } 5... d6 { [%eval 0.89] [%clk 1:32:05] } 6. e4 { [%eval 0.74] [%clk 1:26:01] } 6... g6 { [%eval 0.83] [%clk 1:32:25] } 7. Nf3 { [%eval 0.66] [%clk 1:24:00] } 7... Bg7 { [%eval 0.75] [%clk 1:32:50] } 8. Be2 { [%eval 0.49] [%clk 1:22:49] } 8... O-O { [%eval 0.82] [%clk 1:33:17] } 9. O-O { [%eval 0.62] [%clk 1:22:22] } 9... a6 { [%eval 0.52] [%clk 1:33:46] } 10. a4 { [%eval 0.59] [%clk 1:20:45] } 10... Bg4 { [%eval 0.65] [%clk 1:34:07] } 11. Nd2 { [%eval 0.57] [%clk 1:20:45] } 11... Bxe2 { [%eval 0.52] [%clk 1:34:07] } 12. Qxe2 { [%eval 0.55] [%clk 1:18:15] } 12... Nbd7 { [%eval 0.6] [%clk 1:34:13] } 13. Nc4 { [%eval 0.55] [%clk 1:18:15] } 13... Nb6 { [%eval 0.51] [%clk 1:34:11] } 14. Bf4?! { [%eval -0.21] } { Inaccuracy. Ne3 was best. } { [%clk 1:08:30] } 14... Nxc4 { [%eval -0.3] [%clk 1:34:04] } 15. Qxc4 { [%eval -0.3] [%clk 1:08:59] } 15... Re8 { [%eval -0.27] [%clk 1:30:34] } 16. Rfe1 { [%eval -0.29] [%clk 1:00:53] } 16... Qe7 { [%eval -0.18] [%clk 1:26:43] } 17. h3 { [%eval -0.25] [%clk 0:55:51] } 17... Nd7 { [%eval -0.05] [%clk 1:25:42] } 18. a5 { [%eval -0.34] [%clk 0:54:49] } 18... Ne5 { [%eval -0.02] [%clk 1:25:54] } 19. Qe2 { [%eval -0.07] [%clk 0:53:12] } 19... Rab8 { [%eval 0.1] [%clk 1:24:16] } 20. Na4 { [%eval 0.17] [%clk 0:51:26] } 20... Qc7?! { [%eval 1.0] } { Inaccuracy. Nd7 was best. } { [%clk 1:22:26] } 21. Nb6 { [%eval 0.84] [%clk 0:48:59] } 21... Nd7 { [%eval 0.91] [%clk 1:22:46] } 22. Nc4 { [%eval 0.77] [%clk 0:48:59] } 22... Ne5 { [%eval 0.77] [%clk 1:23:04] } 23. Bxe5 { [%eval 0.75] [%clk 0:45:58] } 23... Bxe5 { [%eval 0.94] [%clk 1:23:30] } 24. Qd3 { [%eval 0.75] [%clk 0:41:16] } 24... Re7 { [%eval 0.88] [%clk 1:20:27] } 25. g3 { [%eval 0.85] [%clk 0:37:36] } 25... Rbe8 { [%eval 0.84] [%clk 1:20:16] } 26. Kg2 { [%eval 0.9] [%clk 0:36:48] } 26... Bd4 { [%eval 0.9] [%clk 1:20:19] } 27. Re2 { [%eval 0.87] [%clk 0:32:45] } 27... Kg7 { [%eval 0.82] [%clk 1:16:16] } 28. Rae1 { [%eval 0.88] [%clk 0:31:34] } 28... Qd7 { [%eval 0.79] [%clk 1:15:50] } 29. b4 { [%eval 0.36] [%clk 0:26:27] } 29... h5 { [%eval 0.81] [%clk 1:15:06] } 30. bxc5 { [%eval 0.69] [%clk 0:24:39] } 30... dxc5? { [%eval 2.12] } { Mistake. Bxc5 was best. } { [%clk 1:13:07] } 31. h4? { [%eval 0.54] } { Mistake. d6 was best. } { [%clk 0:24:39] } 31... f5 { [%eval 0.52] [%clk 1:11:06] } 32. Qf3 { [%eval 0.39] [%clk 0:13:20] } 32... Rxe4 { [%eval 0.25] [%clk 1:02:33] } 33. Rxe4 { [%eval 0.36] [%clk 0:13:27] } 33... fxe4 { [%eval 0.2] [%clk 1:02:57] } 34. Rxe4 { [%eval 0.34] [%clk 0:13:52] } 34... Rf8 { [%eval 0.21] [%clk 1:03:15] } 35. Rf4 { [%eval 0.35] [%clk 0:11:35] } 35... Rxf4 { [%eval 0.25] [%clk 1:02:49] } 36. gxf4 { [%eval 0.15] [%clk 0:12:03] } 36... Bf6 { [%eval 0.17] [%clk 1:02:04] } 37. Ne5 { [%eval 0.21] [%clk 0:08:56] } 37... Qf5 { [%eval 0.41] [%clk 1:00:35] } 38. d6 { [%eval 0.41] [%clk 0:08:21] } 38... Bxe5 { [%eval 0.37] [%clk 1:00:47] } 39. fxe5 { [%eval 0.4] [%clk 0:06:38] } 39... Qxe5 { [%eval 0.43] [%clk 1:01:05] } 40. Qxb7+ { [%eval 0.36] [%clk 0:06:29] } 40... Kh6?? { [%eval 6.35] } { Blunder. Kf6 was best. } { [%clk 1:01:11] } 41. Qe7 { [%eval 6.57] [%clk 0:05:04] } 41... Qd5+ { [%eval 6.36] [%clk 0:59:47] } 42. Kg3?! { [%eval 4.66] } { Inaccuracy. Kh2 was best. } { [%clk 0:04:27] } 42... Qd1 { [%eval 5.05] [%clk 0:59:43] } 43. Qg5+ { [%eval 4.36] [%clk 0:04:02] } 43... Kh7 { [%eval 5.0] [%clk 1:00:33] } 44. Qe7+ { [%eval 4.17] [%clk 0:04:02] } 44... Kh6 { [%eval 5.2] [%clk 1:00:33] } 45. Qf8+ { [%eval 4.18] [%clk 0:03:09] } 45... Kh7 { [%eval 4.31] [%clk 1:01:02] } 46. Qf7+ { [%eval 4.34] [%clk 0:03:16] } 46... Kh8 { [%eval 4.88] [%clk 0:57:29] } 47. Qf8+ { [%eval 4.34] [%clk 0:03:26] } 47... Kh7 { [%eval 4.29] [%clk 0:57:57] } 48. Kh2?? { [%eval 0.0] } { Blunder. Qf7+ was best. } { [%clk 0:03:36] } 48... Qd4 { [%eval 0.0] [%clk 0:58:00] } 49. Qf7+ { [%eval 0.0] [%clk 0:03:22] } 49... Kh6 { [%eval 0.0] [%clk 0:57:38] } 50. Qf8+ { [%eval 0.0] [%clk 0:03:37] } 50... Kh7 { [%eval 0.0] [%clk 0:58:07] } 51. Qe7+ { [%eval 0.0] [%clk 0:03:52] } 51... Kh8 { [%eval 0.0] [%clk 0:57:48] } 52. Qe8+ { [%eval 0.0] [%clk 0:03:47] } 52... Kh7 { [%eval 0.0] [%clk 0:57:50] } 53. Qd7+ { [%eval 0.0] [%clk 0:03:11] } 53... Kh6 { [%eval 0.0] [%clk 0:57:50] } 54. Kg3 { [%eval 0.0] [%clk 0:03:20] } 54... Qe5+ { [%eval 0.0] [%clk 0:57:09] } 55. Kf3 { [%eval 0.0] [%clk 0:03:20] } 55... Qd5+ { [%eval 0.0] [%clk 0:57:25] } 56. Kg3 { [%eval 0.0] [%clk 0:03:12] } 56... Qe5+ { [%eval 0.0] [%clk 0:57:36] } 57. Kh3 { [%eval 0.0] [%clk 0:03:19] } 57... Qf4 { [%eval 0.0] [%clk 0:56:31] } 58. Kg2 { [%eval 0.0] [%clk 0:03:12] } 58... Qe4+ { [%eval 0.0] [%clk 0:56:50] } 59. Kg1 { [%eval 0.0] [%clk 0:03:02] } 59... Qe1+ { [%eval 0.0] [%clk 0:57:12] } 60. Kg2 { [%eval 0.0] [%clk 0:03:27] } 60... Qe4+ { [%eval 0.0] [%clk 0:57:39] } 61. f3 { [%eval 0.0] [%clk 0:03:26] } 61... Qe2+ { [%eval 0.0] [%clk 0:56:55] } 62. Kg3 { [%eval 0.0] [%clk 0:03:54] } 62... Qe5+ { [%eval 0.0] [%clk 0:53:59] } 63. Kh3 { [%eval 0.0] [%clk 0:03:38] } 63... Qe2 { [%eval 0.0] [%clk 0:53:31] } 64. Qc6 { [%eval 0.0] [%clk 0:03:09] } 64... Qe6+ { [%eval 0.0] [%clk 0:53:41] } 65. Kg3 { [%eval 0.0] [%clk 0:03:13] } 65... Qe5+ { [%eval 0.0] [%clk 0:53:42] } 66. Kh3 { [%eval 0.0] [%clk 0:03:11] } 66... Qe6+ { [%eval 0.0] [%clk 0:54:06] } 67. Kh2 { [%eval 0.0] [%clk 0:03:13] } 67... Qe2+ { [%eval 0.0] [%clk 0:54:19] } 68. Kg3 { [%eval 0.0] [%clk 0:03:31] } 68... Qe5+ { [%eval 0.0] [%clk 0:54:47] } 69. Kf2 { [%eval 0.0] [%clk 0:03:12] } 69... Qd4+ { [%eval 0.12] [%clk 0:52:24] } 70. Kg2 { [%eval 0.0] [%clk 0:03:22] } 70... Qxh4?! { [%eval 0.77] } { Inaccuracy. Qd2+ was best. } { [%clk 0:47:51] } 71. Qd5 { [%eval 0.26] [%clk 0:03:05] } 71... Kg7 { [%eval 0.3] [%clk 0:46:37] } 72. Qxc5 { [%eval 0.16] [%clk 0:02:47] } 72... Kf7?? { [%eval 3.16] } { Blunder. Qe1 was best. } { [%clk 0:46:12] } 73. Qd5+ { [%eval 3.57] [%clk 0:03:01] } 73... Kf8 { [%eval 3.82] [%clk 0:46:13] } 74. d7 { [%eval 4.44] [%clk 0:02:57] } 74... Qd8 { [%eval 4.61] [%clk 0:46:41] } 75. Qd6+ { [%eval 4.37] [%clk 0:02:51] } 75... Kf7 { [%eval 4.62] [%clk 0:47:05] } 76. f4 { [%eval 4.5] [%clk 0:02:56] } 76... Qa8+ { [%eval 4.21] [%clk 0:45:57] } 77. Kf2 { [%eval 4.74] [%clk 0:02:54] } 77... Qd8 { [%eval 4.42] [%clk 0:46:26] } 78. Kg3 { [%eval 4.44] [%clk 0:03:12] } 78... Kg7 { [%eval 4.63] [%clk 0:45:54] } 79. Qe6 { [%eval 4.56] [%clk 0:02:58] } 79... Kf8 { [%eval 4.57] [%clk 0:46:21] } 80. Qxg6?? { [%eval 0.0] } { Blunder. Qd6+ was best. } { [%clk 0:02:42] } 80... Qxd7 { [%eval 0.24] [%clk 0:46:44] } 81. Qxh5 { [%eval 0.21] [%clk 0:02:53] } 81... Qd3+ { [%eval 0.29] [%clk 0:46:04] } 82. Kh4 { [%eval 0.19] [%clk 0:02:57] } 82... Qd2? { [%eval 1.45] } { Mistake. Ke7 was best. } { [%clk 0:45:52] } 83. Qf5+? { [%eval 0.09] } { Mistake. Qc5+ was best. } { [%clk 0:02:59] } 83... Kg7 { [%eval 0.27] [%clk 0:46:03] } 84. Qe5+ { [%eval 0.13] [%clk 0:03:05] } 84... Kf7 { [%eval 0.13] [%clk 0:46:25] } 85. Qf5+ { [%eval 0.16] [%clk 0:02:40] } 85... Kg7 { [%eval 0.05] [%clk 0:46:53] } 86. Qg5+ { [%eval 0.0] [%clk 0:02:51] } 86... Kf7 { [%eval 0.0] [%clk 0:47:14] } 87. Qh5+ { [%eval 0.0] [%clk 0:03:01] } 87... Kf8? { [%eval 1.57] } { Mistake. Kf6 was best. } { [%clk 0:47:17] } 88. Qe5? { [%eval 0.0] } { Mistake. Qc5+ was best. } { [%clk 0:03:21] } 88... Kf7 { [%eval 0.0] [%clk 0:47:18] } 89. f5 { [%eval 0.0] [%clk 0:03:14] } 89... Qf2+ { [%eval 0.0] [%clk 0:47:09] } 90. Kg4 { [%eval 0.0] [%clk 0:03:09] } 90... Qg2+ { [%eval 0.01] [%clk 0:47:07] } 91. Qg3 { [%eval 0.03] [%clk 0:03:09] } 91... Qe4+ { [%eval 0.0] [%clk 0:45:51] } 92. Kg5 { [%eval 0.0] [%clk 0:03:15] } 92... Qe7+ { [%eval 0.1] [%clk 0:46:17] } 93. Kh5 { [%eval 0.14] [%clk 0:02:56] } 93... Qe2+?? { [%eval 3.12] } { Blunder. Kf8 was best. } { [%clk 0:46:41] } 94. Kh6 { [%eval 3.06] [%clk 0:02:39] } 94... Qd2+ { [%eval 3.29] [%clk 0:46:08] } 95. Kh7 { [%eval 3.28] [%clk 0:02:26] } 95... Qxa5 { [%eval 3.39] [%clk 0:46:12] } 96. Qg6+ { [%eval 3.12] [%clk 0:02:41] } 96... Kf8?? { [%eval #17] } { Checkmate is now unavoidable. Ke7 was best. } { [%clk 0:46:09] } 97. f6 { [%eval #15] [%clk 0:02:42] } 1-0