Event: Round 4: Knaak, Rainer - Gnirenko, Vitaliy
Date: 2024-10-23
White: Knaak, Rainer
WhiteTitle: GM
WhiteElo: 2458
Black: Gnirenko, Vitaliy
BlackElo: 2015
Result: 1-0
ECO: A90
Opening: Dutch Defense: Stonewall Variation, Modern Variation
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:28:59] } 1... e6 { [%eval 0.37] [%clk 1:30:25] } 2. Nf3 { [%eval 0.14] [%clk 1:28:57] } 2... f5 { [%eval 0.48] [%clk 1:30:05] } 3. g3 { [%eval 0.39] [%clk 1:29:10] } 3... Nf6 { [%eval 0.55] [%clk 1:30:25] } 4. Bg2 { [%eval 0.43] [%clk 1:29:34] } 4... d5 { [%eval 0.42] [%clk 1:30:37] } 5. O-O { [%eval 0.32] [%clk 1:29:47] } 5... Bd6 { [%eval 0.44] [%clk 1:30:52] } 6. c4 { [%eval 0.43] [%clk 1:30:05] } 6... c6 { [%eval 0.45] [%clk 1:31:15] } 7. b3 { [%eval 0.29] [%clk 1:27:52] } 7... Qe7 { [%eval 0.44] [%clk 1:31:35] } 8. Ne5 { [%eval 0.33] [%clk 1:24:31] } 8... Nbd7 { [%eval 0.27] [%clk 1:31:21] } 9. Bb2 { [%eval 0.31] [%clk 1:12:21] } 9... O-O { [%eval 0.25] [%clk 1:31:39] } 10. Nd2 { [%eval 0.31] [%clk 1:11:38] } 10... Ne4 { [%eval 0.26] [%clk 1:30:14] } 11. Ndf3 { [%eval 0.33] [%clk 1:09:07] } 11... Nxe5 { [%eval 0.38] [%clk 1:29:25] } 12. Nxe5 { [%eval 0.21] [%clk 1:07:52] } 12... Bd7 { [%eval 0.21] [%clk 1:29:44] } 13. f3 { [%eval 0.19] [%clk 1:01:04] } 13... Ng5 { [%eval 0.54] [%clk 1:29:24] } 14. Qd2 { [%eval 0.39] [%clk 0:54:14] } 14... Nf7 { [%eval 0.52] [%clk 1:29:18] } 15. Nxd7 { [%eval 0.37] [%clk 0:52:27] } 15... Qxd7 { [%eval 0.45] [%clk 1:29:34] } 16. e4 { [%eval 0.39] [%clk 0:52:52] } 16... dxc4 { [%eval 0.34] [%clk 1:25:20] } 17. bxc4 { [%eval 0.39] [%clk 0:50:15] } 17... Rad8 { [%eval 0.9] [%clk 1:25:45] } 18. Qe2 { [%eval 0.76] [%clk 0:45:21] } 18... Bc7?! { [%eval 1.59] } { Inaccuracy. fxe4 was best. } { [%clk 1:25:17] } 19. Rad1 { [%eval 1.21] [%clk 0:44:25] } 19... f4 { [%eval 1.17] [%clk 1:25:15] } 20. e5 { [%eval 1.0] [%clk 0:44:15] } 20... Qe7 { [%eval 1.23] [%clk 1:18:41] } 21. gxf4 { [%eval 0.73] [%clk 0:43:33] } 21... Nh6 { [%eval 0.89] [%clk 1:17:59] } 22. Qe4?! { [%eval 0.18] } { Inaccuracy. Bh3 was best. } { [%clk 0:25:37] } 22... Qb4 { [%eval 0.26] [%clk 1:14:39] } 23. Qc2 { [%eval 0.23] [%clk 0:25:55] } 23... Rxf4 { [%eval 0.37] [%clk 1:05:36] } 24. Qc1 { [%eval 0.18] [%clk 0:26:09] } 24... Rf7 { [%eval 0.22] [%clk 1:03:58] } 25. Kh1 { [%eval 0.26] [%clk 0:22:35] } 25... Qe7 { [%eval 0.37] [%clk 0:56:42] } 26. f4 { [%eval 0.47] [%clk 0:20:16] } 26... Qh4 { [%eval 0.54] [%clk 0:47:26] } 27. Rd3 { [%eval 0.48] [%clk 0:20:24] } 27... Ng4 { [%eval 0.7] [%clk 0:23:26] } 28. Bh3 { [%eval 0.78] [%clk 0:20:31] } 28... Rfd7? { [%eval 2.47] } { Mistake. Nf2+ was best. } { [%clk 0:21:02] } 29. Rg3 { [%eval 2.45] [%clk 0:20:14] } 29... h5 { [%eval 2.17] [%clk 0:20:38] } 30. Bxg4 { [%eval 1.82] [%clk 0:15:08] } 30... hxg4 { [%eval 1.9] [%clk 0:21:03] } 31. Rfg1 { [%eval 1.33] [%clk 0:15:30] } 31... Rf7?! { [%eval 2.41] } { Inaccuracy. Qh7 was best. } { [%clk 0:10:32] } 32. Qe3 { [%eval 2.32] [%clk 0:14:05] } 32... Bb6?! { [%eval 3.08] } { Inaccuracy. Rdd7 was best. } { [%clk 0:07:16] } 33. Rxg4 { [%eval 3.03] [%clk 0:12:50] } 33... Qh7 { [%eval 3.33] [%clk 0:07:41] } 34. Rg6 { [%eval 3.24] [%clk 0:12:08] } 34... Qh5 { [%eval 3.84] [%clk 0:05:19] } 35. c5 { [%eval 3.79] [%clk 0:09:48] } 35... Ba5 { [%eval 4.27] [%clk 0:04:39] } 36. Rxe6 { [%eval 4.36] [%clk 0:09:58] } 36... Qf5 { [%eval 4.78] [%clk 0:03:19] } 37. Reg6 { [%eval 4.71] [%clk 0:09:51] } 37... Bc7?! { [%eval 6.96] } { Inaccuracy. Rd5 was best. } { [%clk 0:03:30] } 38. d5 { [%eval 6.81] [%clk 0:05:27] } 38... Rxd5 { [%eval 9.37] [%clk 0:02:33] } 39. e6 { [%eval 8.8] [%clk 0:05:43] } 39... Re7? { [%eval #9] } { Checkmate is now unavoidable. Qxg6 was best. } { [%clk 0:01:14] } 40. Rxg7+ { [%eval #8] [%clk 0:05:59] } 40... Rxg7 { [%eval #8] [%clk 0:00:50] } 41. Rxg7+ { [%eval #7] [%clk 0:06:21] } 1-0