Event: Round 4: Andreikin, Dmitry - Naumann, Alexander
Date: 2024-10-12
White: Andreikin, Dmitry
WhiteTitle: GM
WhiteElo: 2729
Black: Naumann, Alexander
BlackTitle: GM
BlackElo: 2487
Result: 1-0
ECO: A28
Opening: English Opening: Four Knights System, Nimzowitsch Variation
Variant: Standard

1. c4 { [%eval 0.12] [%clk 1:30:56] } 1... Nf6 { [%eval 0.21] [%clk 1:30:01] } 2. Nc3 { [%eval 0.08] [%clk 1:31:15] } 2... e5 { [%eval 0.11] [%clk 1:30:11] } 3. Nf3 { [%eval 0.1] [%clk 1:31:37] } 3... Nc6 { [%eval 0.14] [%clk 1:30:33] } 4. e4 { [%eval 0.07] [%clk 1:32:01] } 4... Bb4 { [%eval 0.07] [%clk 1:23:50] } 5. d3 { [%eval 0.08] [%clk 1:32:11] } 5... d6 { [%eval 0.07] [%clk 1:19:14] } 6. a3 { [%eval 0.09] [%clk 1:32:22] } 6... Bxc3+ { [%eval 0.15] [%clk 1:19:36] } 7. bxc3 { [%eval 0.04] [%clk 1:32:48] } 7... Ne7 { [%eval 0.26] [%clk 1:19:35] } 8. Nh4 { [%eval 0.02] [%clk 1:25:23] } 8... Nd7 { [%eval 0.23] [%clk 1:09:19] } 9. g3 { [%eval 0.12] [%clk 1:16:12] } 9... O-O { [%eval 0.15] [%clk 1:07:37] } 10. Bg2 { [%eval 0.17] [%clk 1:16:10] } 10... f5 { [%eval 0.51] [%clk 0:55:46] } 11. exf5 { [%eval 0.57] [%clk 1:12:30] } 11... Nxf5 { [%eval 0.56] [%clk 0:55:24] } 12. Nxf5 { [%eval 0.54] [%clk 1:12:44] } 12... Rxf5 { [%eval 0.58] [%clk 0:55:46] } 13. O-O { [%eval 0.63] [%clk 1:13:10] } 13... Rf8 { [%eval 0.87] [%clk 0:48:33] } 14. f4 { [%eval 0.71] [%clk 1:05:23] } 14... c6 { [%eval 0.68] [%clk 0:44:12] } 15. f5 { [%eval 0.87] [%clk 0:54:30] } 15... Nf6 { [%eval 1.22] [%clk 0:40:19] } 16. g4 { [%eval 1.14] [%clk 0:54:06] } 16... h6 { [%eval 1.13] [%clk 0:40:43] } 17. h3 { [%eval 1.11] [%clk 0:49:41] } 17... d5 { [%eval 1.05] [%clk 0:37:55] } 18. cxd5 { [%eval 0.82] [%clk 0:44:55] } 18... cxd5 { [%eval 0.77] [%clk 0:35:48] } 19. Ra2 { [%eval 0.73] [%clk 0:33:56] } 19... Qb6+ { [%eval 0.72] [%clk 0:22:39] } 20. Kh1 { [%eval 0.79] [%clk 0:33:39] } 20... Bd7 { [%eval 0.82] [%clk 0:22:58] } 21. Rb2?! { [%eval 0.13] } { Inaccuracy. h4 was best. } { [%clk 0:28:36] } 21... Qc7? { [%eval 1.61] } { Mistake. Qa6 was best. } { [%clk 0:19:42] } 22. h4 { [%eval 1.64] [%clk 0:28:13] } 22... h5 { [%eval 1.72] [%clk 0:18:22] } 23. g5 { [%eval 1.61] [%clk 0:25:30] } 23... Ng4 { [%eval 1.62] [%clk 0:18:38] } 24. Bxd5+ { [%eval 1.52] [%clk 0:25:54] } 24... Kh8 { [%eval 1.45] [%clk 0:19:02] } 25. Rxb7 { [%eval -2.84] [%clk 0:26:14] } 25... Qd6 { [%eval -0.91] [%clk 0:19:02] } 26. Rxd7 { [%eval -8.63] [%clk 0:26:14] } 26... Qxd7 { [%clk 0:19:02] } 27. Bxa8 { [%clk 0:25:51] } 27... Rxa8 { [%clk 0:19:54] } 28. Qf3 { [%clk 0:25:42] } 28... Rd8 { [%clk 0:15:17] } 29. f6 { [%clk 0:24:37] } 29... gxf6 { [%clk 0:15:36] } 30. gxf6 { [%clk 0:25:02] } 30... Rf8 { [%clk 0:14:51] } 31. Bg5 { [%clk 0:21:54] } 31... Kg8 { [%clk 0:13:13] } 32. Kg1 { [%clk 0:18:43] } 32... Qf7 { [%clk 0:04:57] } 33. c4 { [%clk 0:16:41] } 1-0