Event: Round 5: Chen, Yechu - Tso, Chi Wai
Date: 2025-02-20
White: Chen, Yechu
WhiteElo: 1583
Black: Tso, Chi Wai
Result: 1-0
ECO: B90
Opening: Sicilian Defense: Najdorf Variation, English Attack
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:59] } 1... c5 { [%eval 0.25] [%clk 1:30:54] } 2. Nf3 { [%eval 0.2] [%clk 1:31:25] } 2... d6 { [%eval 0.22] [%clk 1:31:15] } 3. d4 { [%eval 0.22] [%clk 1:31:52] } 3... cxd4 { [%eval 0.19] [%clk 1:31:36] } 4. Nxd4 { [%eval 0.18] [%clk 1:32:19] } 4... Nf6 { [%eval 0.25] [%clk 1:31:46] } 5. Nc3 { [%eval 0.32] [%clk 1:32:46] } 5... a6 { [%eval 0.32] [%clk 1:32:07] } 6. Be3 { [%eval 0.23] [%clk 1:33:11] } 6... Nc6 { [%eval 0.47] [%clk 1:30:14] } 7. f3 { [%eval 0.43] [%clk 1:32:44] } 7... g6 { [%eval 0.6] [%clk 1:30:23] } 8. Qd2 { [%eval 0.82] [%clk 1:32:41] } 8... Bg7 { [%eval 0.8] [%clk 1:30:29] } 9. O-O-O { [%eval 0.78] [%clk 1:32:17] } 9... Nxd4 { [%eval 1.11] [%clk 1:16:26] } 10. Bxd4 { [%eval 1.12] [%clk 1:32:30] } 10... Be6 { [%eval 1.19] [%clk 1:16:20] } 11. e5? { [%eval -0.12] } { Mistake. Nd5 was best. } { [%clk 1:32:03] } 11... dxe5 { [%eval -0.16] [%clk 1:16:30] } 12. Bxe5 { [%eval -0.12] [%clk 1:32:14] } 12... Qxd2+ { [%eval -0.05] [%clk 1:16:52] } 13. Rxd2 { [%eval -0.02] [%clk 1:31:38] } 13... O-O { [%eval -0.08] [%clk 1:16:59] } 14. g3 { [%eval -0.06] [%clk 1:31:04] } 14... Rfd8 { [%eval 0.0] [%clk 1:13:14] } 15. Rxd8+ { [%eval 0.0] [%clk 1:30:07] } 15... Rxd8 { [%eval 0.0] [%clk 1:13:31] } 16. Bg2 { [%eval 0.0] [%clk 1:30:31] } 16... Nd5 { [%eval 0.0] [%clk 1:00:22] } 17. Bxg7 { [%eval 0.0] [%clk 1:30:16] } 17... Kxg7 { [%eval 0.0] [%clk 1:00:40] } 18. Rd1 { [%eval -0.03] [%clk 1:30:26] } 18... Rd7 { [%eval 0.17] [%clk 1:00:51] } 19. Nxd5 { [%eval 0.1] [%clk 1:30:18] } 19... Rxd5 { [%eval 0.11] [%clk 1:01:09] } 20. f4 { [%eval 0.06] [%clk 1:29:32] } 20... Rxd1+ { [%eval 0.09] [%clk 1:01:27] } 21. Kxd1 { [%eval 0.15] [%clk 1:29:57] } 21... b6 { [%eval 0.09] [%clk 1:00:56] } 22. Kd2 { [%eval 0.07] [%clk 1:29:02] } 22... Kf6 { [%eval 0.07] [%clk 1:00:40] } 23. Kd3 { [%eval 0.06] [%clk 1:27:26] } 23... Bd7?! { [%eval 0.83] } { Inaccuracy. Bf5+ was best. } { [%clk 1:00:56] } 24. b3?! { [%eval 0.0] } { Inaccuracy. Kd4 was best. } { [%clk 1:26:25] } 24... Ke6?! { [%eval 1.04] } { Inaccuracy. e5 was best. } { [%clk 1:00:18] } 25. Bh3+ { [%eval 1.46] [%clk 1:26:21] } 25... f5? { [%eval 2.79] } { Mistake. Kd6 was best. } { [%clk 0:58:24] } 26. Bg2 { [%eval 2.7] [%clk 1:25:53] } 26... Kd6 { [%eval 2.73] [%clk 0:53:55] } 27. Kd4 { [%eval 2.94] [%clk 1:25:05] } 27... Be6 { [%eval 3.38] [%clk 0:52:18] } 28. c4 { [%eval 3.1] [%clk 1:24:45] } 28... Kc7 { [%eval 3.5] [%clk 0:20:13] } 29. a3 { [%eval 3.3] [%clk 1:22:10] } 29... Bf7 { [%eval 3.8] [%clk 0:20:00] } 30. b4 { [%eval 3.7] [%clk 1:22:04] } 30... Be6 { [%eval 3.85] [%clk 0:19:53] } 31. a4?? { [%eval 0.29] } { Blunder. c5 was best. } { [%clk 1:22:09] } 31... a5 { [%eval 0.33] [%clk 0:19:50] } 32. b5 { [%eval 0.0] [%clk 1:19:33] } 32... Bf7 { [%eval 0.0] [%clk 0:16:27] } 33. Bf3 { [%eval 0.0] [%clk 1:17:36] } 33... Be6?? { [%eval 4.41] } { Blunder. Kd6 was best. } { [%clk 0:16:35] } 34. Bd1?? { [%eval 0.0] } { Blunder. Bd5 was best. } { [%clk 1:17:41] } 34... Kd6 { [%eval 0.0] [%clk 0:16:42] } 35. Bb3 { [%eval 0.0] [%clk 1:17:51] } 35... Bf7 { [%eval 0.0] [%clk 0:16:49] } 36. h3 { [%eval 0.0] [%clk 1:16:13] } 36... Be6 { [%eval 0.0] [%clk 0:17:01] } 37. Bd1 { [%eval 0.0] [%clk 1:15:45] } 37... Bf7 { [%eval 0.0] [%clk 0:17:10] } 38. Bf3 { [%eval 0.0] [%clk 1:15:57] } 38... Kc7 { [%eval 0.0] [%clk 0:17:18] } 39. Bd5 { [%eval 0.0] [%clk 1:15:32] } 39... Bxd5?? { [%eval 7.06] } { Blunder. e6 was best. } { [%clk 0:08:26] } 40. Kxd5 { [%eval 6.91] [%clk 1:15:26] } 40... Kd7 { [%eval 7.06] [%clk 0:08:49] } 41. c5 { [%eval 7.03] [%clk 1:15:42] } 41... e6+ { [%eval 6.98] [%clk 0:09:09] } 42. Kd4 { [%eval 7.04] [%clk 1:16:01] } 42... bxc5+ { [%eval 6.86] [%clk 0:06:39] } 43. Kxc5 { [%eval 6.58] [%clk 1:16:06] } 43... e5?? { [%eval #32] } { Checkmate is now unavoidable. g5 was best. } { [%clk 0:07:04] } 44. fxe5 { [%eval 11.95] [%clk 1:15:34] } 44... g5?! { [%eval #18] } { Checkmate is now unavoidable. Ke6 was best. } { [%clk 0:07:18] } 45. b6 { [%eval #21] [%clk 1:15:45] } 45... f4 { [%eval #8] [%clk 0:07:32] } 46. gxf4 { [%eval #10] [%clk 1:16:05] } 46... gxf4 { [%eval #9] [%clk 0:07:50] } 47. Kd4 { [%eval #14] [%clk 1:16:31] } 47... f3 { [%eval #14] [%clk 0:07:36] } 48. Ke3 { [%eval #14] [%clk 1:16:56] } 48... Kc6 { [%eval #16] [%clk 0:07:31] } 49. e6 { [%eval #16] [%clk 1:17:19] } 49... Kd5 { [%clk 0:05:58] } 1-0