Event: Round 4: Wong, Zhenyong Jayden - Costa, Leonardo
Date: 2025-02-28
White: Wong, Zhenyong Jayden
WhiteTitle: FM
WhiteElo: 2393
Black: Costa, Leonardo
BlackTitle: IM
BlackElo: 2503
Result: 0-1
ECO: D44
Opening: Semi-Slav Defense: Botvinnik Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:28:19] } 1... d5 { [%eval 0.24] [%clk 1:30:56] } 2. c4 { [%eval 0.26] [%clk 1:28:41] } 2... e6 { [%eval 0.27] [%clk 1:31:22] } 3. Nf3 { [%eval 0.16] [%clk 1:28:52] } 3... Nf6 { [%eval 0.17] [%clk 1:31:47] } 4. Nc3 { [%eval 0.1] [%clk 1:29:10] } 4... c6 { [%eval 0.19] [%clk 1:32:11] } 5. Bg5 { [%eval 0.14] [%clk 1:28:45] } 5... dxc4 { [%eval 0.29] [%clk 1:31:50] } 6. e4 { [%eval 0.25] [%clk 1:28:27] } 6... b5 { [%eval 0.38] [%clk 1:32:15] } 7. e5 { [%eval 0.55] [%clk 1:28:24] } 7... h6 { [%eval 0.49] [%clk 1:32:41] } 8. Bh4 { [%eval 0.58] [%clk 1:28:50] } 8... g5 { [%eval 0.5] [%clk 1:33:08] } 9. Nxg5 { [%eval 0.5] [%clk 1:29:03] } 9... hxg5 { [%eval 0.55] [%clk 1:33:34] } 10. Bxg5 { [%eval 0.59] [%clk 1:29:30] } 10... Be7 { [%eval 0.5] [%clk 1:32:25] } 11. exf6 { [%eval 0.55] [%clk 1:28:45] } 11... Bxf6 { [%eval 0.59] [%clk 1:34:24] } 12. Bxf6 { [%eval 0.58] [%clk 1:27:46] } 12... Qxf6 { [%eval 0.53] [%clk 1:34:50] } 13. g3 { [%eval 0.54] [%clk 1:26:20] } 13... Bb7 { [%eval 0.68] [%clk 1:35:15] } 14. Bg2 { [%eval 0.52] [%clk 1:26:34] } 14... Na6 { [%eval 0.52] [%clk 1:35:41] } 15. a4 { [%eval 0.52] [%clk 1:10:14] } 15... O-O-O { [%eval 0.0] [%clk 1:34:48] } 16. axb5 { [%eval 0.0] [%clk 1:03:59] } 16... cxb5 { [%eval 0.06] [%clk 1:35:12] } 17. Bxb7+ { [%eval 0.13] [%clk 1:01:11] } 17... Kxb7 { [%eval 0.1] [%clk 1:35:39] } 18. Nxb5 { [%eval 0.0] [%clk 0:46:20] } 18... e5 { [%eval 0.0] [%clk 1:36:05] } 19. d5 { [%eval 0.0] [%clk 0:31:14] } 19... Nc5 { [%eval 0.03] [%clk 1:35:35] } 20. Qe2?! { [%eval -0.68] } { Inaccuracy. Rxa7+ was best. } { [%clk 0:28:14] } 20... Nd3+ { [%eval -0.58] [%clk 1:20:17] } 21. Kf1 { [%eval -0.66] [%clk 0:28:26] } 21... Rxd5 { [%eval -0.69] [%clk 1:18:06] } 22. Nc3 { [%eval -0.52] [%clk 0:28:20] } 22... Rd4 { [%eval -0.74] [%clk 1:12:46] } 23. Kg2?? { [%eval -2.71] } { Blunder. h4 was best. } { [%clk 0:25:56] } 23... Qc6+ { [%eval -2.39] [%clk 1:06:46] } 24. f3 { [%eval -2.27] [%clk 0:26:05] } 24... Rg8? { [%eval -0.99] } { Mistake. f5 was best. } { [%clk 0:49:46] } 25. Qe3 { [%eval -0.96] [%clk 0:24:57] } 25... Qb6 { [%eval -1.1] [%clk 0:32:19] } 26. Ra2? { [%eval -2.97] } { Mistake. Ne2 was best. } { [%clk 0:15:28] } 26... Rgd8? { [%eval -1.55] } { Mistake. Nb4 was best. } { [%clk 0:27:43] } 27. Ne2 { [%eval -1.33] [%clk 0:10:25] } 27... R4d5 { [%eval -0.89] [%clk 0:21:12] } 28. Qxb6+ { [%eval -1.08] [%clk 0:10:05] } 28... axb6 { [%eval -0.76] [%clk 0:21:40] } 29. Nc3 { [%eval -0.85] [%clk 0:09:02] } 29... R5d7 { [%eval -0.75] [%clk 0:19:56] } 30. h4?! { [%eval -1.53] } { Inaccuracy. Rha1 was best. } { [%clk 0:06:02] } 30... Nb4 { [%eval -1.63] [%clk 0:19:36] } 31. Ra4 { [%eval -1.9] [%clk 0:04:56] } 31... Rd2+ { [%eval -1.62] [%clk 0:20:03] } 32. Kh3 { [%eval -1.91] [%clk 0:05:07] } 32... Nd3 { [%eval -1.97] [%clk 0:19:21] } 33. Rf1 { [%eval -2.33] [%clk 0:01:55] } 33... Rxb2 { [%eval -2.49] [%clk 0:16:38] } 34. h5 { [%eval -2.35] [%clk 0:00:41] } 34... b5 { [%eval -2.32] [%clk 0:11:24] } 35. Nxb5 { [%eval -2.19] [%clk 0:00:52] } 35... Rxb5 { [%eval -2.27] [%clk 0:11:43] } 36. Rxc4 { [%eval -2.26] [%clk 0:01:17] } 36... Rb2 { [%eval -2.26] [%clk 0:11:15] } 37. Kh4?! { [%eval -3.22] } { Inaccuracy. Ra4 was best. } { [%clk 0:00:33] } 37... Rg8 { [%eval -2.97] [%clk 0:07:00] } 38. Rh1 { [%eval -3.06] [%clk 0:00:47] } 38... f5? { [%eval -1.39] } { Mistake. Ne1 was best. } { [%clk 0:07:24] } 39. Rc3?? { [%eval -9.1] } { Blunder. h6 was best. } { [%clk 0:00:33] } 39... Rb4+ { [%eval -8.16] [%clk 0:07:02] } 40. g4? { [%eval #-4] } { Checkmate is now unavoidable. Kh3 was best. } { [%clk 0:00:45] } 40... Rbxg4+ { [%eval #-3] [%clk 0:07:23] } 41. fxg4 { [%eval #-3] [%clk 0:01:00] } 41... Rxg4+ { [%eval #-2] [%clk 0:07:47] } 42. Kh3 { [%eval #-2] [%clk 0:01:27] } 42... Nf4+ { [%eval #-1] [%clk 0:08:13] } 0-1