Event: Round 6: Costa, Leonardo - Nemec, Jachym
Date: 2025-04-20
White: Costa, Leonardo
WhiteTitle: IM
WhiteElo: 2510
Black: Nemec, Jachym
BlackTitle: FM
BlackElo: 2428
Result: 1-0
ECO: B12
Opening: Caro-Kann Defense: Advance Variation, Short Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:58] } 1... c6 { [%eval 0.23] [%clk 1:30:56] } 2. d4 { [%eval 0.24] [%clk 1:31:12] } 2... d5 { [%eval 0.24] [%clk 1:31:20] } 3. e5 { [%eval 0.33] [%clk 1:31:17] } 3... Bf5 { [%eval 0.22] [%clk 1:31:42] } 4. Nf3 { [%eval 0.34] [%clk 1:31:42] } 4... e6 { [%eval 0.24] [%clk 1:31:55] } 5. Be2 { [%eval 0.27] [%clk 1:31:51] } 5... Nd7 { [%eval 0.47] [%clk 1:31:54] } 6. O-O { [%eval 0.32] [%clk 1:32:15] } 6... a5 { [%eval 0.43] [%clk 1:32:02] } 7. a4 { [%eval 0.31] [%clk 1:30:39] } 7... f6 { [%eval 0.33] [%clk 1:31:08] } 8. c4 { [%eval 0.36] [%clk 1:31:04] } 8... fxe5 { [%eval 0.37] [%clk 1:31:28] } 9. dxe5 { [%eval 0.35] [%clk 1:31:31] } 9... Bc5 { [%eval 0.45] [%clk 1:31:31] } 10. Nbd2 { [%eval 0.35] [%clk 1:30:52] } 10... Ne7 { [%eval 0.28] [%clk 1:31:48] } 11. Nb3 { [%eval 0.39] [%clk 1:31:18] } 11... Ba7 { [%eval 0.46] [%clk 1:31:35] } 12. Bd2 { [%eval 0.31] [%clk 1:28:33] } 12... O-O { [%eval 0.43] [%clk 1:31:29] } 13. Bxa5 { [%eval 0.42] [%clk 1:28:27] } 13... Qe8 { [%eval 0.43] [%clk 1:31:52] } 14. Bb4 { [%eval 0.0] [%clk 1:23:46] } 14... c5 { [%eval -0.01] [%clk 1:31:34] } 15. Ba3 { [%eval 0.0] [%clk 1:21:08] } 15... Ng6 { [%eval 0.0] [%clk 1:24:16] } 16. cxd5 { [%eval 0.0] [%clk 1:05:08] } 16... Nf4 { [%eval 0.0] [%clk 1:19:55] } 17. Nh4 { [%eval 0.27] [%clk 1:00:16] } 17... Be4 { [%eval -0.15] [%clk 1:07:52] } 18. Bf3?? { [%eval -1.93] } { Blunder. dxe6 was best. } { [%clk 0:59:09] } 18... Nh3+?? { [%eval -0.08] } { Blunder. exd5 was best. } { [%clk 0:55:03] } 19. Kh1 { [%eval -0.11] [%clk 0:59:35] } 19... Rxf3 { [%eval -0.07] [%clk 0:55:21] } 20. Nxf3 { [%eval -0.14] [%clk 0:56:51] } 20... Bxd5 { [%eval -0.17] [%clk 0:52:34] } 21. Nbd2?! { [%eval -0.95] } { Inaccuracy. Ne1 was best. } { [%clk 0:49:14] } 21... Nf4 { [%eval -0.93] [%clk 0:46:57] } 22. Rc1?? { [%eval -3.07] } { Blunder. Ne1 was best. } { [%clk 0:40:16] } 22... Qg6 { [%eval -3.01] [%clk 0:45:21] } 23. g3 { [%eval -2.91] [%clk 0:40:43] } 23... Nh3 { [%eval -3.0] [%clk 0:31:57] } 24. Qe2?! { [%eval -4.45] } { Inaccuracy. Kg2 was best. } { [%clk 0:31:15] } 24... Rf8?! { [%eval -3.33] } { Inaccuracy. Qf5 was best. } { [%clk 0:29:15] } 25. Rc3 { [%eval -3.0] [%clk 0:29:49] } 25... Qh5?? { [%eval 0.82] } { Blunder. Rf5 was best. } { [%clk 0:24:29] } 26. Rd3 { [%eval 0.82] [%clk 0:25:47] } 26... Bc6?! { [%eval 1.42] } { Inaccuracy. Ng5 was best. } { [%clk 0:13:37] } 27. Rd6 { [%eval 1.34] [%clk 0:26:14] } 27... Bb8? { [%eval 2.61] } { Mistake. Nb8 was best. } { [%clk 0:05:41] } 28. Rxc6 { [%eval 2.47] [%clk 0:25:50] } 28... bxc6 { [%eval 2.43] [%clk 0:06:06] } 29. Kg2 { [%eval 2.37] [%clk 0:18:35] } 29... Nxe5?! { [%eval 3.11] } { Inaccuracy. Qg4 was best. } { [%clk 0:04:17] } 30. Ng1 { [%eval 3.56] [%clk 0:19:01] } 30... Nf4+ { [%eval 3.71] [%clk 0:01:55] } 31. gxf4 { [%eval 3.97] [%clk 0:19:28] } 31... Qg6+ { [%eval 3.89] [%clk 0:01:51] } 32. Kh1 { [%eval 3.92] [%clk 0:19:50] } 32... Rxf4 { [%eval 3.8] [%clk 0:02:15] } 33. a5?! { [%eval 2.5] } { Inaccuracy. Bxc5 was best. } { [%clk 0:17:27] } 33... Qh6? { [%eval 4.74] } { Mistake. Nd3 was best. } { [%clk 0:02:04] } 34. a6 { [%eval 4.91] [%clk 0:15:10] } 34... Ng4 { [%eval 5.3] [%clk 0:01:48] } 35. h3 { [%eval 5.19] [%clk 0:14:24] } 35... Qf6 { [%eval 5.35] [%clk 0:01:47] } 36. f3 { [%eval 5.3] [%clk 0:13:15] } 36... Nh6 { [%eval 5.61] [%clk 0:02:13] } 37. Ne4 { [%eval 5.04] [%clk 0:11:40] } 37... Qg6 { [%eval 5.93] [%clk 0:02:42] } 38. Rd1 { [%eval 5.67] [%clk 0:11:23] } 1-0