Event: Round 5: Kowalski, Igor - Wong, Gengchun
Date: 2025-04-19
White: Kowalski, Igor
WhiteTitle: IM
WhiteElo: 2407
Black: Wong, Gengchun
BlackTitle: FM
BlackElo: 2247
Result: 1-0
ECO: D11
Opening: Slav Defense: Modern Line
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:59] } 1... d5 { [%eval 0.2] [%clk 1:30:55] } 2. c4 { [%eval 0.26] [%clk 1:31:25] } 2... c6 { [%eval 0.21] [%clk 1:31:11] } 3. Nf3 { [%eval 0.2] [%clk 1:31:40] } 3... Nf6 { [%eval 0.24] [%clk 1:31:36] } 4. g3 { [%eval 0.08] [%clk 1:32:06] } 4... Bg4 { [%eval 0.2] [%clk 1:31:55] } 5. Ne5 { [%eval 0.0] [%clk 1:29:36] } 5... Bf5 { [%eval 0.11] [%clk 1:32:07] } 6. Nc3 { [%eval 0.0] [%clk 1:28:29] } 6... e6 { [%eval 0.02] [%clk 1:30:14] } 7. f3 { [%eval -0.17] [%clk 1:25:08] } 7... Nfd7?! { [%eval 0.53] } { Inaccuracy. Nbd7 was best. } { [%clk 1:22:54] } 8. cxd5 { [%eval 0.76] [%clk 1:13:21] } 8... Nxe5 { [%eval 0.72] [%clk 1:17:16] } 9. e4 { [%eval 0.6] [%clk 1:13:12] } 9... exd5 { [%eval 0.59] [%clk 1:11:09] } 10. exf5 { [%eval 0.7] [%clk 1:13:10] } 10... Nc4 { [%eval 1.12] [%clk 1:09:55] } 11. Bxc4 { [%eval 1.18] [%clk 1:12:08] } 11... dxc4 { [%eval 1.06] [%clk 1:10:20] } 12. Qe2+ { [%eval 1.06] [%clk 1:11:46] } 12... Be7 { [%eval 1.07] [%clk 1:09:28] } 13. f6 { [%eval 1.13] [%clk 1:10:25] } 13... gxf6 { [%eval 1.12] [%clk 1:09:53] } 14. Qxc4?! { [%eval 0.47] } { Inaccuracy. Bf4 was best. } { [%clk 1:10:50] } 14... Na6? { [%eval 1.62] } { Mistake. Nd7 was best. } { [%clk 1:02:05] } 15. O-O?! { [%eval 0.9] } { Inaccuracy. Bh6 was best. } { [%clk 1:10:32] } 15... Qd7 { [%eval 1.45] [%clk 1:02:31] } 16. Bf4?! { [%eval 0.82] } { Inaccuracy. Bh6 was best. } { [%clk 1:02:48] } 16... O-O-O? { [%eval 2.14] } { Mistake. Nb4 was best. } { [%clk 0:56:01] } 17. Rfd1 { [%eval 1.92] [%clk 0:59:26] } 17... Bd6 { [%eval 2.06] [%clk 0:54:12] } 18. Bxd6 { [%eval 1.86] [%clk 0:59:20] } 18... Qxd6 { [%eval 1.75] [%clk 0:54:38] } 19. Qxf7 { [%eval 1.68] [%clk 0:59:35] } 19... Rd7?! { [%eval 2.79] } { Inaccuracy. Nc7 was best. } { [%clk 0:53:47] } 20. Qc4? { [%eval 1.26] } { Mistake. Ne4 was best. } { [%clk 0:59:52] } 20... f5?! { [%eval 2.14] } { Inaccuracy. Qb4 was best. } { [%clk 0:53:02] } 21. d5 { [%eval 2.41] [%clk 0:59:44] } 21... c5 { [%eval 3.06] [%clk 0:53:05] } 22. Nb5 { [%eval 3.0] [%clk 0:58:57] } 22... Qb6 { [%eval 3.09] [%clk 0:52:12] } 23. a4 { [%eval 2.86] [%clk 0:54:54] } 23... Kb8 { [%eval 3.16] [%clk 0:51:43] } 24. Qf4+ { [%eval 3.3] [%clk 0:55:19] } 24... Ka8 { [%eval 3.65] [%clk 0:52:09] } 25. Qxf5 { [%eval 3.43] [%clk 0:55:41] } 25... c4+?! { [%eval 4.41] } { Inaccuracy. Rhd8 was best. } { [%clk 0:50:48] } 26. Kg2 { [%eval 4.35] [%clk 0:55:19] } 26... Rdd8 { [%eval 4.61] [%clk 0:49:20] } 27. Qf4 { [%eval 4.33] [%clk 0:53:29] } 27... h5 { [%eval 4.52] [%clk 0:47:46] } 28. Qxc4 { [%eval 4.41] [%clk 0:42:49] } 28... h4 { [%eval 4.51] [%clk 0:45:10] } 29. Qd4 { [%eval 4.88] [%clk 0:42:59] } 29... Nc5 { [%eval 5.03] [%clk 0:44:18] } 30. b4 { [%eval 4.9] [%clk 0:41:15] } 30... hxg3 { [%eval 5.04] [%clk 0:43:43] } 31. hxg3 { [%eval 4.8] [%clk 0:41:31] } 31... Rdg8 { [%eval 5.03] [%clk 0:43:27] } 32. bxc5 { [%eval 4.81] [%clk 0:37:47] } 32... Qh6? { [%eval 9.68] } { Mistake. Qg6 was best. } { [%clk 0:43:37] } 33. Rh1 { [%eval 9.42] [%clk 0:37:30] } 33... Qg6 { [%eval 11.68] [%clk 0:43:34] } 34. Rxh8 { [%eval 9.17] [%clk 0:36:55] } 34... Qxg3+ { [%eval #18] [%clk 0:43:54] } 35. Kf1 { [%eval 10.27] [%clk 0:37:23] } 35... Qxf3+?! { [%eval #13] } { Checkmate is now unavoidable. Qg2+ was best. } { [%clk 0:44:06] } 36. Ke1 { [%eval #12] [%clk 0:37:51] } 36... Qg3+ { [%eval #12] [%clk 0:44:01] } 37. Kd1 { [%eval #11] [%clk 0:37:47] } 37... Qf3+ { [%eval #13] [%clk 0:44:18] } 38. Kc2 { [%eval 13.29] [%clk 0:38:11] } 38... Qg4?! { [%eval #6] } { Checkmate is now unavoidable. Qf8 was best. } { [%clk 0:44:39] } 1-0