Event: Round 6: Kopylov, Daniel - Petrov, Martin
Site: https://lichess.org/broadcast/berlin-u25-open--rapid/round-6/6Ga9eZS6/0CcGq8TJ
Date: 2025-11-15
White: Kopylov, Daniel
WhiteTitle: IM
WhiteElo: 2335
Black: Petrov, Martin
BlackTitle: GM
BlackElo: 2525
Result: 1/2-1/2
ECO: E11
Opening: Bogo-Indian Defense: Nimzowitsch Variation
Variant: Standard
TimeControl: 10+5

1. d4 { [%eval 0.17] [%clk 0:10:08] } 1... Nf6 { [%eval 0.19] [%clk 0:10:09] } 2. Nf3 { [%eval 0.11] [%clk 0:10:12] } 2... e6 { [%eval 0.14] [%clk 0:10:13] } 3. c4 { [%eval 0.11] [%clk 0:10:14] } 3... Bb4+ { [%eval 0.54] [%clk 0:10:11] } 4. Bd2 { [%eval 0.13] [%clk 0:10:13] } 4... Qe7 { [%eval 0.3] [%clk 0:10:12] } 5. g3 { [%eval 0.26] [%clk 0:10:08] } 5... Bxd2+ { [%eval 0.35] [%clk 0:10:10] } 6. Qxd2 { [%eval 0.31] [%clk 0:09:54] } 6... Nc6 { [%eval 0.32] [%clk 0:10:13] } 7. b3 { [%eval 0.23] [%clk 0:09:57] } 7... a5 { [%eval 0.31] [%clk 0:10:14] } 8. a3 { [%eval 0.22] [%clk 0:09:39] } 8... e5 { [%eval 0.36] [%clk 0:08:08] } 9. dxe5 { [%eval -0.16] [%clk 0:09:14] } 9... Nxe5 { [%eval -0.08] [%clk 0:08:04] } 10. Qc3 { [%eval -0.1] [%clk 0:05:11] } 10... d6 { [%eval -0.12] [%clk 0:05:07] } 11. Nbd2 { [%eval -0.08] [%clk 0:03:59] } 11... Nxf3+ { [%eval 0.06] [%clk 0:04:22] } 12. Nxf3 { [%eval -0.01] [%clk 0:03:59] } 12... O-O { [%eval 0.03] [%clk 0:04:25] } 13. Bg2 { [%eval -0.05] [%clk 0:03:46] } 13... Bd7 { [%eval 0.14] [%clk 0:02:56] } 14. O-O { [%eval 0.1] [%clk 0:03:40] } 14... Bc6 { [%eval 0.09] [%clk 0:03:00] } 15. e3 { [%eval 0.06] [%clk 0:02:46] } 15... h6 { [%eval 0.02] [%clk 0:02:47] } 16. b4 { [%eval -0.08] [%clk 0:02:39] } 16... b6 { [%eval -0.15] [%clk 0:02:37] } 17. Nd4 { [%eval -0.12] [%clk 0:02:08] } 17... Bxg2 { [%eval -0.18] [%clk 0:02:39] } 18. Kxg2 { [%eval -0.13] [%clk 0:02:12] } 18... axb4 { [%eval -0.18] [%clk 0:02:25] } 19. axb4 { [%eval -0.2] [%clk 0:01:41] } 19... c5 { [%eval -0.19] [%clk 0:02:04] } 20. bxc5 { [%eval -0.2] [%clk 0:01:53] } 20... bxc5 { [%eval -0.21] [%clk 0:02:02] } 21. Ne2?! { [%eval -1.04] } { Inaccuracy. Nb5 was best. } { [%clk 0:01:54] } 21... d5?! { [%eval 0.0] } { Inaccuracy. Ng4 was best. } { [%clk 0:01:58] } 22. cxd5 { [%eval 0.02] [%clk 0:01:27] } 22... Nxd5 { [%eval 0.08] [%clk 0:02:02] } 23. Qc4 { [%eval 0.11] [%clk 0:01:25] } 23... Rxa1 { [%eval 0.05] [%clk 0:00:47] } 24. Rxa1 { [%eval 0.12] [%clk 0:01:29] } 24... Qxe3 { [%eval 0.0] [%clk 0:00:39] } 25. Qxd5 { [%eval -0.01] [%clk 0:01:24] } 25... Qxe2 { [%eval 0.0] [%clk 0:00:42] } 26. Qxc5 { [%eval -0.03] [%clk 0:01:21] } 26... h5 { [%eval 0.0] [%clk 0:00:44] } 27. Ra4 { [%eval 0.0] [%clk 0:01:04] } 27... Rd8 { [%eval 0.0] [%clk 0:00:30] } 28. Rf4 { [%eval 0.0] [%clk 0:00:52] } 28... Rd1 { [%eval -0.01] [%clk 0:00:15] } 29. Qc8+ { [%eval 0.0] [%clk 0:00:22] } 29... Kh7 { [%eval 0.0] [%clk 0:00:19] } 30. Qc4 { [%eval 0.0] [%clk 0:00:25] } 30... Qxc4 { [%eval 0.0] [%clk 0:00:10] } 31. Rxc4 { [%eval 0.0] [%clk 0:00:29] } 31... g6 { [%eval 0.0] [%clk 0:00:14] } 1/2-1/2