Event: Round 4: Otsuka, Shou - Vetokhin, Savva
Date: 2025-05-10
White: Otsuka, Shou
WhiteTitle: FM
WhiteElo: 2339
Black: Vetokhin, Savva
BlackTitle: GM
BlackElo: 2558
Result: 0-1
ECO: B51
Opening: Sicilian Defense: Moscow Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:29:49] } 2. Nf3 { [%eval 0.2] [%clk 1:31:13] } 2... d6 { [%eval 0.31] [%clk 1:30:10] } 3. Bb5+ { [%eval 0.14] [%clk 1:30:37] } 3... Nd7 { [%eval 0.12] [%clk 1:30:30] } 4. d4 { [%eval 0.13] [%clk 1:31:00] } 4... cxd4 { [%eval 0.11] [%clk 1:30:41] } 5. Nxd4 { [%eval 0.04] [%clk 1:31:26] } 5... Nf6 { [%eval 0.11] [%clk 1:30:33] } 6. O-O { [%eval 0.0] [%clk 1:31:49] } 6... a6 { [%eval 0.12] [%clk 1:28:34] } 7. Bd3 { [%eval 0.07] [%clk 1:31:30] } 7... Nc5 { [%eval 0.2] [%clk 1:21:28] } 8. Re1 { [%eval 0.23] [%clk 1:31:41] } 8... e5 { [%eval 0.17] [%clk 1:18:49] } 9. Nf3 { [%eval 0.13] [%clk 1:32:03] } 9... Be7 { [%eval 0.32] [%clk 1:17:46] } 10. c4 { [%eval 0.33] [%clk 1:31:17] } 10... Be6 { [%eval 0.35] [%clk 1:11:38] } 11. Nc3 { [%eval 0.38] [%clk 1:30:22] } 11... Rc8 { [%eval 0.56] [%clk 1:07:58] } 12. Bf1 { [%eval 0.61] [%clk 1:28:45] } 12... Ncd7 { [%eval 0.7] [%clk 1:07:43] } 13. b3 { [%eval 0.65] [%clk 1:17:23] } 13... b5 { [%eval 0.66] [%clk 0:59:57] } 14. Bd2 { [%eval 0.72] [%clk 1:15:51] } 14... bxc4 { [%eval 0.64] [%clk 0:57:56] } 15. Ng5 { [%eval 0.65] [%clk 1:14:52] } 15... Bg4 { [%eval 0.72] [%clk 0:47:30] } 16. f3 { [%eval 0.75] [%clk 1:14:22] } 16... Bh5 { [%eval 0.61] [%clk 0:47:53] } 17. Bxc4 { [%eval 0.56] [%clk 1:06:38] } 17... O-O { [%eval 0.63] [%clk 0:48:09] } 18. Nh3 { [%eval 0.49] [%clk 1:04:13] } 18... a5 { [%eval 0.52] [%clk 0:46:31] } 19. Nd5 { [%eval 0.0] [%clk 0:55:52] } 19... Nxd5 { [%eval 0.0] [%clk 0:42:41] } 20. Bxd5 { [%eval 0.0] [%clk 0:56:13] } 20... Nf6 { [%eval 0.03] [%clk 0:43:07] } 21. Be3 { [%eval 0.0] [%clk 0:54:19] } 21... Kh8 { [%eval 0.26] [%clk 0:37:21] } 22. Nf2 { [%eval 0.0] [%clk 0:53:17] } 22... Nxd5 { [%eval 0.0] [%clk 0:29:48] } 23. Qxd5 { [%eval 0.07] [%clk 0:53:39] } 23... f5 { [%eval 0.34] [%clk 0:24:37] } 24. exf5 { [%eval 0.24] [%clk 0:53:28] } 24... Rxf5 { [%eval 0.25] [%clk 0:24:01] } 25. Rac1 { [%eval 0.16] [%clk 0:53:17] } 25... Rb8 { [%eval 0.21] [%clk 0:21:55] } 26. Ba7 { [%eval 0.2] [%clk 0:50:50] } 26... Ra8 { [%eval 0.18] [%clk 0:16:59] } 27. Bb6 { [%eval 0.16] [%clk 0:49:19] } 27... Qf8 { [%eval 0.23] [%clk 0:15:23] } 28. Rc7 { [%eval 0.28] [%clk 0:44:05] } 28... Re8 { [%eval 0.36] [%clk 0:14:53] } 29. Qc6 { [%eval 0.0] [%clk 0:33:13] } 29... Rg5 { [%eval 0.0] [%clk 0:11:20] } 30. Kf1 { [%eval 0.0] [%clk 0:28:45] } 30... Bf7 { [%eval 0.14] [%clk 0:05:00] } 31. Bxa5 { [%eval 0.01] [%clk 0:22:54] } 31... d5 { [%eval 0.0] [%clk 0:04:43] } 32. Qd7 { [%eval -0.2] [%clk 0:21:16] } 32... e4 { [%eval -0.25] [%clk 0:04:00] } 33. Bd2? { [%eval -1.95] } { Mistake. Bb6 was best. } { [%clk 0:17:03] } 33... Rg6 { [%eval -1.83] [%clk 0:04:17] } 34. fxe4 { [%eval -1.8] [%clk 0:13:25] } 34... Be6 { [%eval -2.01] [%clk 0:04:42] } 35. Qb5 { [%eval -1.93] [%clk 0:10:58] } 35... Bd6 { [%eval -1.98] [%clk 0:04:57] } 36. Rc3 { [%eval -1.78] [%clk 0:10:02] } 36... Rb8 { [%eval -1.67] [%clk 0:04:55] } 37. Rf3?? { [%eval -5.01] } { Blunder. Qe2 was best. } { [%clk 0:07:17] } 37... Rxb5 { [%eval -4.99] [%clk 0:05:08] } 38. Rxf8+ { [%eval -4.98] [%clk 0:07:42] } 38... Bxf8 { [%eval -5.05] [%clk 0:05:36] } 0-1