Event: Round 1: Sambuev, Bator - Trofimov-Malyshkin, Valent
Site: https://lichess.org/broadcast/montreal-open-2025/round-1/YXdC2Wix/oAD0FRZv
Date: 2025-09-03
White: Sambuev, Bator
WhiteTitle: GM
WhiteElo: 2431
Black: Trofimov-Malyshkin, Valent
BlackElo: 1964
Result: 1-0
ECO: D35
Opening: Queen's Gambit Declined: Exchange Variation, Positional Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... e6 { [%eval 0.37] [%clk 1:30:47] } 2. c4 { [%eval 0.16] [%clk 1:31:18] } 2... Nf6 { [%eval 0.14] [%clk 1:30:53] } 3. Nc3 { [%eval 0.09] [%clk 1:31:40] } 3... d5 { [%eval 0.24] [%clk 1:31:14] } 4. cxd5 { [%eval 0.22] [%clk 1:32:04] } 4... exd5 { [%eval 0.2] [%clk 1:31:38] } 5. Bg5 { [%eval 0.24] [%clk 1:32:25] } 5... Be7 { [%eval 0.25] [%clk 1:31:57] } 6. e3 { [%eval 0.23] [%clk 1:32:49] } 6... O-O { [%eval 0.22] [%clk 1:32:14] } 7. Bd3 { [%eval 0.18] [%clk 1:33:13] } 7... c6 { [%eval 0.24] [%clk 1:32:38] } 8. Qc2 { [%eval 0.27] [%clk 1:33:24] } 8... Nbd7 { [%eval 0.32] [%clk 1:32:51] } 9. Nf3 { [%eval 0.32] [%clk 1:33:45] } 9... Re8 { [%eval 0.44] [%clk 1:31:29] } 10. O-O { [%eval 0.37] [%clk 1:34:05] } 10... Nf8 { [%eval 0.49] [%clk 1:29:53] } 11. h3 { [%eval 0.53] [%clk 1:34:14] } 11... Nh5 { [%eval 0.5] [%clk 1:07:05] } 12. Bxe7 { [%eval 0.47] [%clk 1:33:13] } 12... Qxe7 { [%eval 0.55] [%clk 1:05:31] } 13. Ne5 { [%eval 0.49] [%clk 1:30:10] } 13... g6 { [%eval 0.56] [%clk 1:05:32] } 14. Rae1 { [%eval 0.54] [%clk 1:29:13] } 14... Ng7 { [%eval 1.0] [%clk 1:01:21] } 15. e4 { [%eval 0.9] [%clk 1:28:01] } 15... dxe4 { [%eval 0.9] [%clk 1:01:28] } 16. Nxe4 { [%eval 0.83] [%clk 1:22:36] } 16... Be6 { [%eval 0.86] [%clk 0:52:25] } 17. Qc3 { [%eval 1.12] [%clk 1:17:16] } 17... Red8 { [%eval 1.09] [%clk 0:41:37] } 18. Nc5 { [%eval 0.67] [%clk 1:08:41] } 18... Qc7 { [%eval 1.14] [%clk 0:39:16] } 19. Re3 { [%eval 1.38] [%clk 0:59:42] } 19... Bd5 { [%eval 1.21] [%clk 0:28:20] } 20. f4?! { [%eval 0.64] } { Inaccuracy. Rfe1 was best. } { [%clk 0:55:51] } 20... f5 { [%eval 0.97] [%clk 0:13:51] } 21. g4 { [%eval 1.12] [%clk 0:54:33] } 21... b6 { [%eval 1.49] [%clk 0:06:22] } 22. Na6 { [%eval 1.44] [%clk 0:54:25] } 22... Qc8? { [%eval 3.29] } { Mistake. Qd6 was best. } { [%clk 0:06:46] } 23. Nb4 { [%eval 3.15] [%clk 0:54:23] } 23... Rd6?! { [%eval 4.15] } { Inaccuracy. Qe6 was best. } { [%clk 0:05:35] } 24. Ba6 { [%eval 3.81] [%clk 0:52:32] } 24... Qd8 { [%eval 4.2] [%clk 0:03:42] } 25. Bb7 { [%eval 4.21] [%clk 0:48:04] } 25... fxg4 { [%eval 4.6] [%clk 0:02:30] } 26. Nexc6 { [%eval 4.26] [%clk 0:45:23] } 26... Bxc6 { [%eval 4.41] [%clk 0:01:55] } 27. Nxc6 { [%eval 4.47] [%clk 0:45:45] } 27... Rxc6 { [%eval 4.62] [%clk 0:01:49] } 28. Qxc6 { [%eval 4.45] [%clk 0:45:32] } 28... Rb8 { [%eval 4.39] [%clk 0:02:06] } 29. Qd5+ { [%eval 4.33] [%clk 0:45:45] } 29... Qxd5 { [%eval 4.73] [%clk 0:02:29] } 30. Bxd5+ { [%eval 4.92] [%clk 0:46:08] } 30... Kh8 { [%eval 4.93] [%clk 0:02:54] } 31. hxg4 { [%eval 4.87] [%clk 0:46:29] } 31... Rd8 { [%eval 4.8] [%clk 0:03:21] } 32. Re5 { [%eval 4.84] [%clk 0:44:39] } 32... Nd7 { [%eval 4.85] [%clk 0:03:22] } 33. Re7 { [%eval 4.76] [%clk 0:44:29] } 33... Nf6 { [%eval 4.98] [%clk 0:03:48] } 34. Bf3 { [%eval 5.04] [%clk 0:44:53] } 34... Rxd4 { [%eval 5.2] [%clk 0:01:39] } 35. Rc1 { [%eval 4.93] [%clk 0:43:50] } 35... Rxf4 { [%eval 4.77] [%clk 0:01:22] } 36. Rc8+ { [%eval 4.82] [%clk 0:44:02] } 36... Nfe8 { [%eval 4.9] [%clk 0:01:28] } 37. Kg2 { [%eval 4.84] [%clk 0:43:18] } 37... Rb4 { [%eval 5.2] [%clk 0:00:53] } 38. b3 { [%eval 5.18] [%clk 0:43:35] } 38... Rd4 { [%eval 5.36] [%clk 0:01:08] } 39. Rxa7 { [%eval 5.09] [%clk 0:40:12] } 39... b5 { [%eval 6.04] [%clk 0:01:05] } 40. Bc6 { [%eval 5.85] [%clk 0:40:23] } 40... b4?? { [%eval #18] } { Checkmate is now unavoidable. g5 was best. } { [%clk 0:01:29] } 41. Bxe8 { [%eval #22] [%clk 0:40:47] } 41... Nxe8 { [%eval #1] [%clk 0:01:56] } 42. Rxe8# { [%clk 0:40:36] } 1-0