Event: Black Sea Grand Prix | Sea Harbour Rapid
Site: chess24.com
Date: 2021-06-12
White: Demidov, Mikhail
WhiteTitle: GM
WhiteElo: 2585
Black: Sergeyev, Alexander
BlackTitle: FM
BlackElo: 2325
Result: 1-0
ECO: A07
Opening: King's Indian Attack: Keres Variation
Variant: Standard

1. Nf3 { [%eval 0.13] [%clk 0:15:18] } 1... d5 { [%eval 0.2] [%clk 0:15:17] } 2. g3 { [%eval 0.08] [%clk 0:15:27] } 2... Bg4 { [%eval 0.18] [%clk 0:15:20] } 3. Ne5 { [%eval 0.13] [%clk 0:15:30] } 3... Bh5 { [%eval 0.44] [%clk 0:15:23] } 4. Bg2?! { [%eval -0.35] } { Inaccuracy. d4 was best. } { [%clk 0:15:38] } 4... e6 { [%eval 0.14] [%clk 0:15:28] } 5. c4 { [%eval 0.28] [%clk 0:15:40] } 5... Nd7 { [%eval 0.19] [%clk 0:14:30] } 6. d4 { [%eval 0.19] [%clk 0:15:39] } 6... c6 { [%eval 0.17] [%clk 0:13:30] } 7. O-O { [%eval -0.05] [%clk 0:15:34] } 7... Ngf6 { [%eval 0.15] [%clk 0:13:25] } 8. Nc3 { [%eval 0.19] [%clk 0:15:40] } 8... Nxe5 { [%eval 0.15] [%clk 0:13:10] } 9. dxe5 { [%eval 0.12] [%clk 0:15:48] } 9... Nd7 { [%eval 0.12] [%clk 0:13:17] } 10. cxd5 { [%eval 0.22] [%clk 0:14:46] } 10... exd5 { [%eval 0.51] [%clk 0:13:23] } 11. f4 { [%eval 0.48] [%clk 0:14:08] } 11... Bc5+ { [%eval 0.2] [%clk 0:12:09] } 12. Kh1 { [%eval 0.62] [%clk 0:14:16] } 12... Qe7 { [%eval 0.57] [%clk 0:12:12] } 13. Qc2 { [%eval 0.71] [%clk 0:14:02] } 13... f6 { [%eval 0.23] [%clk 0:07:42] } 14. e4 { [%eval 0.34] [%clk 0:12:17] } 14... d4 { [%eval 0.43] [%clk 0:07:20] } 15. exf6 { [%eval 0.53] [%clk 0:12:22] } 15... gxf6 { [%eval 0.42] [%clk 0:07:14] } 16. Na4 { [%eval 0.55] [%clk 0:09:58] } 16... Bd6?! { [%eval 1.27] } { Inaccuracy. O-O-O was best. } { [%clk 0:04:21] } 17. b3 { [%eval 0.87] [%clk 0:09:56] } 17... Nb6?? { [%eval 3.65] } { Blunder. c5 was best. } { [%clk 0:02:44] } 18. e5 { [%eval 3.34] [%clk 0:08:25] } 18... Bb4 { [%eval 3.51] [%clk 0:00:43] } 19. a3 { [%eval 3.51] [%clk 0:08:13] } 19... Nxa4 { [%eval 3.76] [%clk 0:00:30] } 20. axb4 { [%eval 3.52] [%clk 0:08:19] } 20... Nc3 { [%eval 3.45] [%clk 0:00:32] } 21. Bd2 { [%eval 2.88] [%clk 0:06:45] } 21... O-O { [%eval 2.88] [%clk 0:00:17] } 22. Bxc3 { [%eval 2.76] [%clk 0:06:48] } 22... dxc3 { [%eval 3.0] [%clk 0:00:25] } 23. Qxc3 { [%eval 2.72] [%clk 0:06:55] } 23... fxe5 { [%eval 2.86] [%clk 0:00:30] } 24. Rae1 { [%eval 2.76] [%clk 0:06:39] } 24... Rae8 { [%eval 2.53] [%clk 0:00:39] } 25. Rxe5 { [%eval 2.57] [%clk 0:06:36] } 25... Qg7 { [%eval 2.81] [%clk 0:00:36] } 26. Rfe1 { [%eval 2.87] [%clk 0:06:07] } 26... Rxe5 { [%eval 2.92] [%clk 0:00:35] } 27. Rxe5 { [%eval 2.97] [%clk 0:05:50] } 27... Re8?? { [%eval 6.98] } { Blunder. h6 was best. } { [%clk 0:00:38] } 28. Qc4+ { [%eval 6.97] [%clk 0:05:38] } 28... Kh8 { [%eval 7.76] [%clk 0:00:36] } 29. Rxh5 { [%eval 7.69] [%clk 0:04:57] } 29... Qa1+ { [%eval 7.85] [%clk 0:00:16] } 30. Bf1 { [%eval 7.59] [%clk 0:05:03] } 30... Re1 { [%clk 0:00:10] } 31. Kg2 { [%clk 0:04:34] } 31... Qb2+ { [%clk 0:00:11] } 32. Kh3 { [%clk 0:04:25] } 1-0