Event: Biel Chess Festival 2025 MTO
Site: Biel, Switzerland
Date: 2025-07-21
White: Otsuka, Shou
WhiteTitle: FM
WhiteElo: 2362
Black: Gut, Raphael
BlackElo: 2147
Result: 1-0
ECO: B51
Opening: Sicilian Defense: Moscow Variation
Variant: Standard
TimeControl: 100 min 40 moves + 30 min Rest + 30 sec per move

1. e4 { [%eval 0.18] [%clk 1:40:58] } 1... c5 { [%eval 0.25] [%clk 1:40:59] } 2. Nf3 { [%eval 0.2] [%clk 1:41:22] } 2... d6 { [%eval 0.31] [%clk 1:41:27] } 3. Bb5+ { [%eval 0.14] [%clk 1:41:35] } 3... Nd7 { [%eval 0.12] [%clk 1:41:53] } 4. O-O { [%eval 0.14] [%clk 1:41:56] } 4... a6 { [%eval 0.11] [%clk 1:42:21] } 5. Be2 { [%eval 0.19] [%clk 1:42:19] } 5... Ngf6 { [%eval 0.07] [%clk 1:42:45] } 6. d3 { [%eval 0.0] [%clk 1:42:45] } 6... g6 { [%eval 0.24] [%clk 1:39:39] } 7. c4 { [%eval 0.2] [%clk 1:43:04] } 7... Bg7 { [%eval 0.36] [%clk 1:40:03] } 8. Nc3 { [%eval 0.54] [%clk 1:43:27] } 8... O-O { [%eval 0.49] [%clk 1:40:22] } 9. d4 { [%eval 0.47] [%clk 1:43:46] } 9... cxd4 { [%eval 0.49] [%clk 1:39:01] } 10. Nxd4 { [%eval 0.61] [%clk 1:44:09] } 10... Nc5 { [%eval 0.62] [%clk 1:26:09] } 11. f3 { [%eval 0.51] [%clk 1:44:02] } 11... Ne6 { [%eval 0.52] [%clk 1:18:45] } 12. Nc2 { [%eval 0.62] [%clk 1:41:35] } 12... Bd7 { [%eval 0.75] [%clk 1:16:54] } 13. Be3 { [%eval 0.83] [%clk 1:34:51] } 13... Rc8 { [%eval 0.81] [%clk 1:13:45] } 14. Kh1 { [%eval 0.34] [%clk 1:26:56] } 14... Qc7?! { [%eval 1.05] } { Inaccuracy. Nh5 was best. } { [%clk 1:05:22] } 15. a4 { [%eval 0.77] [%clk 1:27:53] } 15... b6 { [%eval 1.05] [%clk 0:47:59] } 16. Nb4 { [%eval 1.12] [%clk 1:08:44] } 16... Nc5 { [%eval 1.48] [%clk 0:50:15] } 17. e5 { [%eval 1.36] [%clk 1:06:32] } 17... dxe5 { [%eval 1.33] [%clk 0:47:32] } 18. Nbd5 { [%eval 1.4] [%clk 1:06:54] } 18... Nxd5 { [%eval 1.39] [%clk 0:47:54] } 19. Nxd5 { [%eval 1.5] [%clk 1:07:19] } 19... Qd6?! { [%eval 2.19] } { Inaccuracy. Qd8 was best. } { [%clk 0:44:57] } 20. b4 { [%eval 2.33] [%clk 1:07:22] } 20... Nxa4 { [%eval 2.68] [%clk 0:41:43] } 21. Rxa4 { [%eval 2.64] [%clk 1:06:05] } 21... Bxa4 { [%eval 2.47] [%clk 0:41:40] } 22. Qxa4 { [%eval 2.37] [%clk 1:06:25] } 22... b5 { [%eval 2.23] [%clk 0:41:55] } 23. Qb3? { [%eval 0.68] } { Mistake. Qa3 was best. } { [%clk 0:55:50] } 23... bxc4 { [%eval 0.73] [%clk 0:33:31] } 24. Bxc4 { [%eval 0.7] [%clk 0:55:56] } 24... e6 { [%eval 0.74] [%clk 0:02:12] } 25. Bc5?! { [%eval 0.1] } { Inaccuracy. Nc3 was best. } { [%clk 0:31:33] } 25... Rxc5 { [%eval 0.11] [%clk 0:25:58] } 26. bxc5 { [%eval 0.22] [%clk 0:31:57] } 26... Qxc5 { [%eval 0.24] [%clk 0:26:24] } 27. Ne3 { [%eval -0.13] [%clk 0:32:24] } 27... a5 { [%eval 0.0] [%clk 0:18:11] } 28. Rd1 { [%eval -0.22] [%clk 0:24:28] } 28... h5 { [%eval 0.0] [%clk 0:25:25] } 29. Bf1 { [%eval -0.49] [%clk 0:22:38] } 29... Ra8 { [%eval 0.0] [%clk 0:24:35] } 30. Qb7 { [%eval 0.0] [%clk 0:21:53] } 30... Ra7 { [%eval 0.0] [%clk 0:24:57] } 31. Qb8+ { [%eval 0.0] [%clk 0:21:05] } 31... Kh7 { [%eval 0.0] [%clk 0:21:10] } 32. Nc4 { [%eval 0.0] [%clk 0:13:35] } 32... a4 { [%eval 0.0] [%clk 0:23:40] } 33. Nd6 { [%eval 0.0] [%clk 0:13:23] } 33... a3 { [%eval 0.0] [%clk 0:21:42] } 34. Ne4 { [%eval 0.0] [%clk 0:13:44] } 34... Qe3? { [%eval 1.19] } { Mistake. Qe7 was best. } { [%clk 0:20:30] } 35. h4?! { [%eval 0.24] } { Inaccuracy. Ng5+ was best. } { [%clk 0:09:41] } 35... a2?? { [%eval 3.0] } { Blunder. f6 was best. } { [%clk 0:10:23] } 36. Ng5+ { [%eval 2.9] [%clk 0:08:27] } 36... Kh6?? { [%eval 8.14] } { Blunder. Qxg5 was best. } { [%clk 0:10:52] } 37. Qg8 { [%eval 7.72] [%clk 0:07:43] } 1-0