Event: Round 9: Matviishen, Viktor - Sambuev, Bator
Date: 2023-08-19
White: Matviishen, Viktor
WhiteTitle: GM
Black: Sambuev, Bator
BlackTitle: GM
Result: 1-0
ECO: E41
Opening: Nimzo-Indian Defense: Rubinstein System
Variant: Standard

1. d4 { [%eval 0.0] } 1... Nf6 { [%eval 0.28] [%clk 1:30:40] } 2. c4 { [%eval 0.16] [%clk 1:31:20] } 2... e6 { [%eval 0.23] [%clk 1:31:07] } 3. Nc3 { [%eval 0.05] [%clk 1:31:43] } 3... Bb4 { [%eval 0.25] [%clk 1:31:33] } 4. e3 { [%eval 0.0] [%clk 1:32:06] } 4... c5 { [%eval 0.25] [%clk 1:31:58] } 5. Bd3 { [%eval 0.15] [%clk 1:32:27] } 5... Nc6 { [%eval 0.35] [%clk 1:32:22] } 6. Ne2 { [%eval 0.19] [%clk 1:32:44] } 6... cxd4 { [%eval 0.31] [%clk 1:32:38] } 7. exd4 { [%eval 0.22] [%clk 1:33:11] } 7... d5 { [%eval 0.31] [%clk 1:33:01] } 8. cxd5 { [%eval 0.16] [%clk 1:33:37] } 8... Nxd5 { [%eval 0.09] [%clk 1:32:26] } 9. O-O { [%eval 0.14] [%clk 1:34:00] } 9... Nxc3?! { [%eval 0.89] } { Inaccuracy. O-O was best. } { [%clk 1:30:02] } 10. bxc3 { [%eval 1.02] [%clk 1:34:25] } 10... Bd6 { [%eval 1.05] [%clk 1:30:01] } 11. Ng3 { [%eval 1.0] [%clk 1:31:57] } 11... Qh4 { [%eval 1.29] [%clk 1:24:35] } 12. Re1 { [%eval 1.17] [%clk 1:32:16] } 12... O-O { [%eval 1.3] [%clk 1:24:54] } 13. Re4 { [%eval 0.78] [%clk 1:31:43] } 13... Qd8 { [%eval 0.88] [%clk 1:25:02] } 14. Qh5 { [%eval 0.81] [%clk 1:18:53] } 14... g6 { [%eval 0.89] [%clk 1:24:31] } 15. Qf3 { [%eval 0.85] [%clk 1:19:21] } 15... f5 { [%eval 0.76] [%clk 1:15:15] } 16. Re1 { [%eval 0.79] [%clk 1:18:52] } 16... Bd7 { [%eval 0.76] [%clk 1:14:29] } 17. Rb1 { [%eval 0.82] [%clk 1:04:18] } 17... Rc8 { [%eval 0.8] [%clk 1:10:41] } 18. Rxb7 { [%eval 0.91] [%clk 0:59:00] } 18... Rf7?! { [%eval 1.83] } { Inaccuracy. Nxd4 was best. } { [%clk 1:01:22] } 19. Bc4 { [%eval 2.13] [%clk 0:53:11] } 19... Kg7 { [%eval 2.38] [%clk 0:54:58] } 20. Rb1 { [%eval 1.83] [%clk 0:50:12] } 20... Qf6 { [%eval 1.89] [%clk 0:52:01] } 21. Ba6 { [%eval 1.51] [%clk 0:41:26] } 21... Rc7 { [%eval 1.82] [%clk 0:48:06] } 22. Bf4 { [%eval 1.8] [%clk 0:40:46] } 22... e5? { [%eval 3.16] } { Mistake. Bxf4 was best. } { [%clk 0:40:57] } 23. dxe5 { [%eval 3.38] [%clk 0:41:14] } 23... Bxe5 { [%eval 3.19] [%clk 0:37:33] } 24. Nh5+ { [%eval 3.31] [%clk 0:34:55] } 24... gxh5 { [%eval 3.25] [%clk 0:37:53] } 25. Qg3+ { [%eval 3.3] [%clk 0:33:32] } 25... Kf8 { [%eval 3.3] [%clk 0:38:09] } 26. Rxe5 { [%eval 3.4] [%clk 0:34:00] } 26... Nxe5 { [%eval 4.21] [%clk 0:38:06] } 27. Bxe5 { [%eval 4.39] [%clk 0:34:26] } 27... f4 { [%eval 4.55] [%clk 0:37:06] } 28. Rb8+ { [%eval 4.43] [%clk 0:34:50] } 28... Bc8 { [%eval 4.36] [%clk 0:32:47] } 29. Bxf6 { [%eval 4.5] [%clk 0:35:05] } 29... fxg3 { [%eval 4.19] [%clk 0:33:11] } 30. Be5 { [%eval 4.39] [%clk 0:32:09] } 30... Rc5 { [%eval 4.99] [%clk 0:30:55] } 31. Bd4 { [%eval 4.96] [%clk 0:31:37] } 31... gxf2+ { [%eval 5.14] [%clk 0:25:33] } 32. Kf1 { [%eval 5.16] [%clk 0:31:50] } 32... Rc6 { [%eval 5.25] [%clk 0:19:33] } 33. Bxc8 { [%eval 5.2] [%clk 0:32:41] } 33... Ke7 { [%eval 5.32] [%clk 0:20:21] } 34. Rb7+ { [%eval 5.28] [%clk 0:32:21] } 34... Ke8 { [%eval 5.27] [%clk 0:20:25] } 35. Rxf7 { [%eval 5.16] [%clk 0:32:48] } 35... Kxf7 { [%eval 5.22] [%clk 0:37:33] } 36. Bb7 { [%eval 5.25] [%clk 0:34:55] } 1-0