Event: HKCC 2024 & Olympiad Selection 2024
Site: Hong Kong Taoist Association Wun Tsuen School, On Shin Road, Kowloon, Hong Kong
Date: 2024-02-15
White: Cheng, Justin Hong-Chen
WhiteElo: 1835
Black: Lam, Chun Yung Samuel
BlackElo: 1731
Result: 0-1
ECO: A70
Opening: Benoni Defense: Classical Variation, New York Variation
Variant: Standard

1. d4 { [%eval 0.15] [%clk 1:00:50] } 1... Nf6 { [%eval 0.16] [%clk 1:00:58] } 2. c4 { [%eval 0.16] [%clk 1:01:04] } 2... c5?! { [%eval 0.93] } { Inaccuracy. e6 was best. } { [%clk 1:01:19] } 3. d5 { [%eval 0.65] [%clk 1:01:28] } 3... e6 { [%eval 0.6] [%clk 1:01:46] } 4. Nc3 { [%eval 0.48] [%clk 1:01:30] } 4... exd5 { [%eval 0.97] [%clk 1:02:10] } 5. cxd5 { [%eval 0.29] [%clk 1:01:54] } 5... d6 { [%eval 0.89] [%clk 1:02:40] } 6. Nf3 { [%eval 0.55] [%clk 1:02:10] } 6... g6 { [%eval 0.65] [%clk 1:02:48] } 7. e4 { [%eval 0.66] [%clk 1:00:46] } 7... Bg7 { [%eval 0.75] [%clk 1:03:16] } 8. h3 { [%eval 0.63] [%clk 1:00:23] } 8... O-O { [%eval 0.68] [%clk 1:03:34] } 9. Bd3 { [%eval 0.37] [%clk 1:00:51] } 9... b5 { [%eval 0.38] [%clk 1:04:18] } 10. Nxb5 { [%eval 0.32] [%clk 0:59:35] } 10... Re8 { [%eval 0.39] [%clk 1:04:18] } 11. O-O { [%eval 0.4] [%clk 0:59:35] } 11... Nxe4 { [%eval 0.32] [%clk 1:04:36] } 12. Re1 { [%eval 0.43] [%clk 0:56:24] } 12... a6 { [%eval 0.21] [%clk 1:04:22] } 13. Na3 { [%eval 0.2] [%clk 0:56:45] } 13... Nf6 { [%eval 0.06] [%clk 1:03:52] } 14. Rxe8+ { [%eval 0.26] [%clk 0:56:24] } 14... Nxe8 { [%eval 0.17] [%clk 1:04:22] } 15. Nc4 { [%eval 0.08] [%clk 0:55:15] } 15... Nd7 { [%eval 0.25] [%clk 1:03:35] } 16. Bg5 { [%eval 0.17] [%clk 0:47:38] } 16... Qc7 { [%eval 0.2] [%clk 1:00:00] } 17. Bd2 { [%eval 0.22] [%clk 0:44:49] } 17... Ndf6 { [%eval 0.45] [%clk 0:52:42] } 18. Ba5 { [%eval 0.38] [%clk 0:39:42] } 18... Qb7 { [%eval 0.42] [%clk 0:51:41] } 19. Nb6 { [%eval 0.56] [%clk 0:36:48] } 19... Rb8 { [%eval 0.58] [%clk 0:51:37] } 20. Qa4 { [%eval 0.06] [%clk 0:30:45] } 20... Bd7 { [%eval 0.1] [%clk 0:49:23] } 21. Nxd7 { [%eval 0.0] [%clk 0:30:45] } 21... Nxd7 { [%eval 0.36] [%clk 0:49:23] } 22. Re1 { [%eval 0.03] [%clk 0:28:20] } 22... Nef6 { [%eval 0.0] [%clk 0:45:51] } 23. Bc4 { [%eval 0.0] [%clk 0:19:32] } 23... Nb6 { [%eval 0.0] [%clk 0:36:26] } 24. Bxb6 { [%eval 0.0] [%clk 0:19:32] } 24... Qxb6 { [%eval 0.0] [%clk 0:36:26] } 25. Re2 { [%eval 0.0] [%clk 0:13:48] } 25... a5 { [%eval 0.0] [%clk 0:30:04] } 26. b3 { [%eval 0.0] [%clk 0:09:52] } 26... Qd8 { [%eval 0.0] [%clk 0:22:22] } 27. Bb5 { [%eval 0.0] [%clk 0:09:52] } 27... Qb6 { [%eval 0.0] [%clk 0:22:22] } 28. Bc6 { [%eval -0.22] [%clk 0:03:34] } 28... Qa6 { [%eval -0.07] [%clk 0:21:03] } 29. Qc4?! { [%eval -0.97] } { Inaccuracy. Re7 was best. } { [%clk 0:01:27] } 29... Qxc4 { [%eval -0.92] [%clk 0:21:09] } 30. bxc4 { [%eval -0.89] [%clk 0:01:55] } 30... Rb4 { [%eval -0.87] [%clk 0:21:30] } 31. Re7?! { [%eval -1.46] } { Inaccuracy. Bb5 was best. } { [%clk 0:00:00] } 31... Rxc4 { [%eval -1.56] [%clk 0:14:41] } 32. Ra7? { [%eval -2.93] } { Mistake. g4 was best. } { [%clk 0:00:00] } 32... Rc1+ { [%eval -2.97] [%clk 0:14:11] } 33. Kh2 { [%eval -2.77] [%clk 0:00:00] } 33... Rd1?? { [%eval -0.85] } { Blunder. Bh6 was best. } { [%clk 0:14:14] } 34. Rxa5 { [%eval -0.82] [%clk 0:00:00] } 34... Nxd5 { [%eval -0.7] [%clk 0:14:36] } 35. a4?! { [%eval -1.78] } { Inaccuracy. Ra7 was best. } { [%clk 0:00:00] } 35... Nb4 { [%eval -1.78] [%clk 0:13:45] } 36. Ra8+ { [%eval -1.67] [%clk 0:00:00] } 36... Bf8 { [%eval -1.63] [%clk 0:14:14] } 37. Bb5?! { [%eval -2.4] } { Inaccuracy. Bb7 was best. } { [%clk 0:00:00] } 37... Kg7 { [%eval -1.95] [%clk 0:11:54] } 38. a5?! { [%eval -3.29] } { Inaccuracy. Ra7 was best. } { [%clk 0:00:00] } 38... d5 { [%eval -3.06] [%clk 0:11:54] } 39. a6 { [%eval -3.32] [%clk 0:00:00] } 39... Ra1 { [%eval -3.03] [%clk 0:11:40] } 40. a7?! { [%eval -4.3] } { Inaccuracy. Ra7 was best. } { [%clk 0:00:00] } 40... c4 { [%eval -4.2] [%clk 0:11:37] } 41. Nd4 { [%eval -4.92] [%clk 0:00:00] } 41... Bc5 { [%eval -5.0] [%clk 0:10:28] } 42. Nc6 { [%eval -5.48] [%clk 0:00:00] } 42... Nxc6 { [%eval -5.56] [%clk 0:10:28] } 43. Bxc6 { [%eval -5.59] [%clk 0:00:00] } 43... c3 { [%eval -5.44] [%clk 0:08:08] } 44. Bxd5? { [%eval -37.3] } { Mistake. Re8 was best. } { [%clk 0:00:00] } 44... c2 { [%eval -10.34] [%clk 0:08:24] } 45. Rc8?! { [%eval #-7] } { Checkmate is now unavoidable. Rf8 was best. } { [%clk 0:00:00] } 45... c1=Q { [%eval #-6] [%clk 0:09:42] } 46. a8=Q { [%eval #-3] [%clk 0:00:00] } 46... Qf4+ { [%eval #-2] [%clk 0:08:54] } 47. g3 { [%eval #-2] [%clk 0:00:00] } 47... Qxf2+ { [%clk 0:09:42] } 48. Bg2 { [%clk 0:00:00] } 48... Qg1# { [%clk 0:09:42] } 0-1