Event: Round 4: Joshua Colas - Grant Xu
Date: 2023-04-07
White: Joshua Colas
WhiteTitle: FM
Black: Grant Xu
Result: 1-0
ECO: A04
Opening: Zukertort Opening: Kingside Fianchetto
Variant: Standard

1. Nf3 { [%eval 0.36] [%clk 1:30:53] } 1... g6 { [%eval 0.55] [%clk 1:30:28] } 2. c4 { [%eval 0.2] [%clk 1:30:56] } 2... Bg7 { [%eval 0.28] [%clk 1:30:51] } 3. d4 { [%eval 0.23] [%clk 1:31:15] } 3... c5 { [%eval 0.66] [%clk 1:30:43] } 4. Nc3?! { [%eval 0.0] } { Inaccuracy. d5 was best. } { [%clk 1:31:00] } 4... cxd4 { [%eval 0.07] [%clk 1:29:41] } 5. Nxd4 { [%eval -0.05] [%clk 1:31:12] } 5... Nc6 { [%eval 0.0] [%clk 1:29:45] } 6. Nc2 { [%eval 0.0] [%clk 1:31:03] } 6... d6 { [%eval 0.34] [%clk 1:28:08] } 7. e4 { [%eval 0.0] [%clk 1:29:21] } 7... Nf6 { [%eval 0.51] [%clk 1:28:01] } 8. Be2 { [%eval 0.49] [%clk 1:29:19] } 8... O-O { [%eval 0.44] [%clk 1:27:35] } 9. O-O { [%eval 0.38] [%clk 1:29:34] } 9... b6?! { [%eval 1.23] } { Inaccuracy. Nd7 was best. } { [%clk 1:22:44] } 10. Be3 { [%eval 1.31] [%clk 1:28:17] } 10... Bb7 { [%eval 1.25] [%clk 1:22:33] } 11. Qd2 { [%eval 1.05] [%clk 1:27:42] } 11... Rc8 { [%eval 1.16] [%clk 1:21:50] } 12. f3 { [%eval 1.29] [%clk 1:25:57] } 12... Re8 { [%eval 1.35] [%clk 1:16:26] } 13. Rac1 { [%eval 1.2] [%clk 1:25:45] } 13... Nd7 { [%eval 1.47] [%clk 1:14:56] } 14. b3 { [%eval 1.26] [%clk 1:22:44] } 14... a6 { [%eval 1.21] [%clk 1:14:09] } 15. Nd5 { [%eval 1.06] [%clk 1:22:08] } 15... e6 { [%eval 0.97] [%clk 1:07:50] } 16. Nf4 { [%eval 0.46] [%clk 1:20:01] } 16... Qc7 { [%eval 0.86] [%clk 1:07:22] } 17. Rfd1 { [%eval 0.9] [%clk 1:19:39] } 17... Bf8 { [%eval 1.05] [%clk 1:07:15] } 18. h4 { [%eval 0.66] [%clk 1:14:13] } 18... Qb8?! { [%eval 1.28] } { Inaccuracy. Qd8 was best. } { [%clk 0:58:59] } 19. h5 { [%eval 0.82] [%clk 1:13:37] } 19... Nce5 { [%eval 1.03] [%clk 0:58:32] } 20. hxg6 { [%eval 1.11] [%clk 1:11:19] } 20... hxg6 { [%eval 1.08] [%clk 0:58:33] } 21. Nh3 { [%eval 1.19] [%clk 1:11:18] } 21... Nf6 { [%eval 1.12] [%clk 0:53:00] } 22. Nf2 { [%eval 0.91] [%clk 1:08:21] } 22... Ba8 { [%eval 1.16] [%clk 0:45:54] } 23. Nd4 { [%eval 0.77] [%clk 1:05:18] } 23... d5? { [%eval 2.31] } { Mistake. Ned7 was best. } { [%clk 0:39:27] } 24. f4 { [%eval 2.15] [%clk 1:02:41] } 24... Ned7 { [%eval 2.4] [%clk 0:32:24] } 25. cxd5 { [%eval 2.19] [%clk 1:01:54] } 25... Rxc1 { [%eval 2.55] [%clk 0:23:05] } 26. Rxc1 { [%eval 2.35] [%clk 1:01:56] } 26... exd5 { [%eval 3.4] [%clk 0:18:58] } 27. e5 { [%eval 3.14] [%clk 1:02:11] } 27... Ne4 { [%eval 3.61] [%clk 0:16:33] } 28. Nxe4 { [%eval 2.65] [%clk 1:02:28] } 28... dxe4 { [%eval 3.15] [%clk 0:17:01] } 29. e6 { [%eval 2.85] [%clk 1:00:52] } 29... fxe6 { [%eval 3.49] [%clk 0:14:10] } 30. Nxe6 { [%eval 3.64] [%clk 1:00:38] } 30... Nf6 { [%eval 3.88] [%clk 0:09:41] } 31. Nxf8 { [%eval 4.1] [%clk 0:57:40] } 31... Rxf8 { [%eval 4.61] [%clk 0:10:09] } 32. Bxa6 { [%eval 3.91] [%clk 0:57:12] } 32... Kh7?! { [%eval 5.76] } { Inaccuracy. Rd8 was best. } { [%clk 0:09:44] } 33. Qe1 { [%eval 4.83] [%clk 0:56:33] } 33... Qd6 { [%eval 5.65] [%clk 0:08:41] } 34. Rd1 { [%eval 5.29] [%clk 0:55:12] } 34... Qe6?! { [%eval 7.01] } { Inaccuracy. Nd5 was best. } { [%clk 0:03:30] } 35. Qh4+ { [%eval 7.61] [%clk 0:55:12] } 35... Kg7 { [%eval 8.29] [%clk 0:03:26] } 36. f5 { [%eval 8.1] [%clk 0:55:17] } 36... gxf5 { [%eval 8.69] [%clk 0:00:53] } 37. Bh6+ { [%eval 8.75] [%clk 0:55:27] } 37... Kf7 { [%eval 7.97] [%clk 0:01:04] } 38. Bxf8 { [%eval 8.46] [%clk 0:55:28] } 38... Bd5 { [%eval 11.48] [%clk 0:00:35] } 39. Qh6 { [%eval 11.52] [%clk 0:55:40] } 1-0