Event: Round 4: De Silva, Sithun - Walley, A Clive
Date: 2025-02-20
White: De Silva, Sithun
WhiteElo: 1794
Black: Walley, A Clive
BlackElo: 1838
Result: 1/2-1/2
ECO: B30
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.25] [%clk 1:30:55] } 2. Nf3 { [%eval 0.2] [%clk 1:31:23] } 2... Nc6 { [%eval 0.25] [%clk 1:31:21] } 3. Bb5 { [%eval 0.28] [%clk 1:31:49] } 3... d6 { [%eval 0.37] [%clk 1:31:42] } 4. O-O { [%eval 0.35] [%clk 1:32:08] } 4... Bd7 { [%eval 0.26] [%clk 1:32:04] } 5. Re1 { [%eval 0.3] [%clk 1:32:25] } 5... Nf6 { [%eval 0.42] [%clk 1:31:04] } 6. c3 { [%eval 0.39] [%clk 1:32:49] } 6... a6 { [%eval 0.41] [%clk 1:31:22] } 7. Bf1 { [%eval 0.37] [%clk 1:32:44] } 7... e5 { [%eval 0.41] [%clk 1:29:09] } 8. d4 { [%eval 0.71] [%clk 1:32:40] } 8... Qc7 { [%eval 0.92] [%clk 1:25:17] } 9. Bg5 { [%eval 0.65] [%clk 1:32:45] } 9... Be7 { [%eval 0.7] [%clk 1:24:53] } 10. d5 { [%eval 0.75] [%clk 1:33:04] } 10... Na7 { [%eval 0.76] [%clk 1:22:15] } 11. Nbd2?! { [%eval 0.19] } { Inaccuracy. h3 was best. } { [%clk 1:32:19] } 11... O-O?! { [%eval 0.89] } { Inaccuracy. h6 was best. } { [%clk 1:21:38] } 12. h3 { [%eval 0.82] [%clk 1:32:16] } 12... b5 { [%eval 0.72] [%clk 1:19:06] } 13. Bd3 { [%eval 0.54] [%clk 1:23:40] } 13... Nc8 { [%eval 0.8] [%clk 1:16:40] } 14. Qe2 { [%eval 0.4] [%clk 1:15:09] } 14... Nb6 { [%eval 0.72] [%clk 1:07:47] } 15. Bc2 { [%eval 0.31] [%clk 1:09:08] } 15... Kh8 { [%eval 0.35] [%clk 0:57:11] } 16. b3 { [%eval 0.43] [%clk 1:05:39] } 16... Ng8 { [%eval 0.43] [%clk 0:53:33] } 17. g4? { [%eval -1.18] } { Mistake. c4 was best. } { [%clk 0:57:44] } 17... Bxg5 { [%eval -1.21] [%clk 0:50:05] } 18. Nxg5 { [%eval -1.19] [%clk 0:58:05] } 18... Ne7 { [%eval -1.29] [%clk 0:49:35] } 19. h4 { [%eval -1.63] [%clk 0:43:46] } 19... Ng6 { [%eval -1.47] [%clk 0:48:57] } 20. h5?! { [%eval -2.09] } { Inaccuracy. a4 was best. } { [%clk 0:40:01] } 20... Nf4 { [%eval -2.2] [%clk 0:47:38] } 21. Qf3 { [%eval -2.13] [%clk 0:40:22] } 21... Qc8 { [%eval -1.66] [%clk 0:42:50] } 22. Bd1 { [%eval -1.56] [%clk 0:40:21] } 22... h6 { [%eval -1.66] [%clk 0:41:05] } 23. Nh3 { [%eval -1.51] [%clk 0:40:46] } 23... Nxh5 { [%eval -1.45] [%clk 0:38:42] } 24. g5? { [%eval -3.24] } { Mistake. Kh2 was best. } { [%clk 0:30:20] } 24... Bxh3?? { [%eval -0.42] } { Blunder. g6 was best. } { [%clk 0:33:36] } 25. Qxh5 { [%eval -0.51] [%clk 0:30:38] } 25... Kh7?! { [%eval 0.45] } { Inaccuracy. Bd7 was best. } { [%clk 0:26:13] } 26. Kh2?! { [%eval -0.13] } { Inaccuracy. a4 was best. } { [%clk 0:28:28] } 26... Bd7 { [%eval -0.17] [%clk 0:26:20] } 27. Rg1 { [%eval -0.11] [%clk 0:26:55] } 27... Qe8 { [%eval -0.18] [%clk 0:21:50] } 28. Qh4 { [%eval -0.49] [%clk 0:19:39] } 28... f6 { [%eval -0.57] [%clk 0:15:44] } 29. gxf6? { [%eval -2.09] } { Mistake. gxh6 was best. } { [%clk 0:16:48] } 29... Rxf6 { [%eval -1.94] [%clk 0:11:53] } 30. Be2 { [%eval -2.46] [%clk 0:15:11] } 30... Qf7 { [%eval -2.13] [%clk 0:08:14] } 31. Raf1?! { [%eval -2.92] } { Inaccuracy. Rg2 was best. } { [%clk 0:13:27] } 31... Rf8 { [%eval -2.8] [%clk 0:07:46] } 32. f3 { [%eval -3.21] [%clk 0:08:07] } 32... Rf4 { [%eval -3.3] [%clk 0:07:22] } 33. Qg3 { [%eval -3.37] [%clk 0:07:18] } 33... Qh5+ { [%eval -3.01] [%clk 0:03:27] } 34. Kg2 { [%eval -3.23] [%clk 0:07:34] } 34... Rh4 { [%eval -2.7] [%clk 0:03:07] } 35. Rh1 { [%eval -2.74] [%clk 0:07:00] } 35... Rff4 { [%eval -2.66] [%clk 0:02:54] } 36. Re1 { [%eval -2.77] [%clk 0:06:05] } 36... g5 { [%eval -2.84] [%clk 0:01:39] } 37. Reg1 { [%eval -3.22] [%clk 0:06:10] } 37... Be8 { [%clk 0:00:08] } 1/2-1/2