Event: SixDays Three Years GM-A
Site: https://lichess.org/broadcast/sixdays-budapest-three-years--gm-a/round-2/TJsuAyQg/EfRe2TUH
Date: 2025-09-18
White: Kovchan, Alexander
WhiteTitle: GM
WhiteElo: 2455
Black: Werthebach, Felix
BlackElo: 2262
Result: 1-0
ECO: B81
Opening: Sicilian Defense: Scheveningen Variation, Keres Attack
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:29:25] } 1... c5 { [%eval 0.24] [%clk 1:30:58] } 2. Nf3 { [%eval 0.2] [%clk 1:29:46] } 2... d6 { [%eval 0.31] [%clk 1:31:25] } 3. d4 { [%eval 0.22] [%clk 1:30:04] } 3... cxd4 { [%eval 0.19] [%clk 1:31:49] } 4. Nxd4 { [%eval 0.18] [%clk 1:30:20] } 4... Nf6 { [%eval 0.31] [%clk 1:32:16] } 5. Nc3 { [%eval 0.32] [%clk 1:30:37] } 5... e6 { [%eval 0.49] [%clk 1:32:41] } 6. g4 { [%eval 0.44] [%clk 1:30:30] } 6... h6 { [%eval 0.52] [%clk 1:33:07] } 7. Rg1 { [%eval 0.45] [%clk 1:30:22] } 7... Nc6 { [%eval 0.52] [%clk 1:33:25] } 8. Be3 { [%eval 0.69] [%clk 1:30:10] } 8... a6 { [%eval 1.06] [%clk 1:33:50] } 9. Nxc6 { [%eval 1.01] [%clk 1:28:59] } 9... bxc6 { [%eval 0.96] [%clk 1:34:13] } 10. Bc4?! { [%eval 0.4] } { Inaccuracy. Qf3 was best. } { [%clk 1:29:12] } 10... Qa5 { [%eval 0.83] [%clk 1:19:19] } 11. Qf3 { [%eval 0.68] [%clk 1:28:11] } 11... Rb8?! { [%eval 1.77] } { Inaccuracy. d5 was best. } { [%clk 1:07:12] } 12. Bb3 { [%eval 1.68] [%clk 1:22:01] } 12... Nd7 { [%eval 1.7] [%clk 1:05:02] } 13. g5? { [%eval 0.27] } { Mistake. O-O-O was best. } { [%clk 1:10:28] } 13... hxg5 { [%eval 0.2] [%clk 1:00:59] } 14. Rxg5 { [%eval -0.19] [%clk 1:09:05] } 14... Rb5 { [%eval 0.0] [%clk 0:51:14] } 15. Rg1 { [%eval -0.29] [%clk 0:50:51] } 15... Ne5? { [%eval 0.9] } { Mistake. Rbh5 was best. } { [%clk 0:35:28] } 16. Qe2 { [%eval 0.88] [%clk 0:43:37] } 16... Rxh2 { [%eval 1.4] [%clk 0:31:13] } 17. O-O-O { [%eval 1.43] [%clk 0:42:42] } 17... Rb4 { [%eval 1.53] [%clk 0:28:56] } 18. a3 { [%eval 1.36] [%clk 0:41:38] } 18... Rb8 { [%eval 1.43] [%clk 0:25:50] } 19. Ba4 { [%eval 1.07] [%clk 0:31:08] } 19... Bd7 { [%eval 0.89] [%clk 0:23:14] } 20. b4?! { [%eval 0.0] } { Inaccuracy. Rh1 was best. } { [%clk 0:28:57] } 20... Qc7 { [%eval 0.01] [%clk 0:17:33] } 21. Qxa6 { [%eval 0.02] [%clk 0:27:55] } 21... Qb7 { [%eval 0.11] [%clk 0:14:01] } 22. Qe2 { [%eval -0.01] [%clk 0:25:04] } 22... Rh3 { [%eval 0.44] [%clk 0:10:03] } 23. Rh1 { [%eval 0.0] [%clk 0:21:39] } 23... Rxh1 { [%eval 0.0] [%clk 0:09:05] } 24. Rxh1 { [%eval 0.0] [%clk 0:22:07] } 24... c5 { [%eval 0.0] [%clk 0:07:25] } 25. Bxd7+ { [%eval -0.41] [%clk 0:19:24] } 25... Kxd7 { [%eval 0.05] [%clk 0:07:51] } 26. b5 { [%eval 0.0] [%clk 0:17:34] } 26... Qa8 { [%eval 0.1] [%clk 0:08:14] } 27. f4 { [%eval -0.02] [%clk 0:16:24] } 27... Qxa3+ { [%eval -0.01] [%clk 0:06:32] } 28. Kd2 { [%eval 0.0] [%clk 0:16:52] } 28... Ng6 { [%eval -0.14] [%clk 0:06:54] } 29. Rb1 { [%eval -0.22] [%clk 0:13:02] } 29... Be7 { [%eval -0.22] [%clk 0:06:01] } 30. Qc4 { [%eval -0.61] [%clk 0:10:51] } 30... Qa5 { [%eval -0.46] [%clk 0:04:20] } 31. Rb2 { [%eval -0.49] [%clk 0:09:58] } 31... Bd8 { [%eval -0.02] [%clk 0:03:49] } 32. e5 { [%eval -0.08] [%clk 0:07:51] } 32... Qa8 { [%eval 0.0] [%clk 0:01:38] } 33. exd6 { [%eval 0.0] [%clk 0:07:23] } 33... Ba5 { [%eval 0.0] [%clk 0:01:37] } 34. Ra2 { [%eval 0.0] [%clk 0:05:29] } 34... Qg2+ { [%eval 0.0] [%clk 0:00:57] } 35. Kc1 { [%eval 0.0] [%clk 0:05:57] } 35... Qh1+?? { [%eval 1.77] } { Blunder. Bxc3 was best. } { [%clk 0:01:08] } 36. Kb2 { [%eval 1.69] [%clk 0:05:08] } 36... Bxc3+ { [%eval 1.66] [%clk 0:01:14] } 37. Kxc3 { [%eval 1.48] [%clk 0:05:32] } 37... Qe1+ { [%eval 1.32] [%clk 0:00:51] } 38. Bd2 { [%eval 1.09] [%clk 0:05:57] } 38... Qg3+?? { [%eval 5.68] } { Blunder. Qf2 was best. } { [%clk 0:01:16] } 39. Kb2 { [%eval 5.22] [%clk 0:06:23] } 39... Rc8?! { [%eval 8.91] } { Inaccuracy. Qf2 was best. } { [%clk 0:00:50] } 40. Ra7+ { [%eval 8.79] [%clk 0:05:41] } 40... Kxd6 { [%eval 8.1] [%clk 0:00:49] } 41. Qa4 { [%eval 7.7] [%clk 0:05:46] } 41... Kd5? { [%eval #1] } { Checkmate is now unavoidable. Rc7 was best. } 1-0