Event: Biel Chess Festival 2025
Date: 2025-07-16
White: Filimonov, Arsenii
WhiteElo: 1666
Black: Heitmann, Erik
BlackElo: 1821
Result: 1-0
ECO: B91
Opening: Sicilian Defense: Najdorf Variation, Zagreb Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:30:54] } 2. Nf3 { [%eval 0.2] [%clk 1:31:20] } 2... d6 { [%eval 0.31] [%clk 1:31:21] } 3. d4 { [%eval 0.22] [%clk 1:31:40] } 3... cxd4 { [%eval 0.19] [%clk 1:31:28] } 4. Nxd4 { [%eval 0.18] [%clk 1:31:57] } 4... Nf6 { [%eval 0.31] [%clk 1:31:53] } 5. Nc3 { [%eval 0.32] [%clk 1:32:15] } 5... a6 { [%eval 0.28] [%clk 1:32:19] } 6. g3 { [%eval 0.08] [%clk 1:32:11] } 6... e5 { [%eval 0.04] [%clk 1:32:30] } 7. Nde2 { [%eval 0.06] [%clk 1:32:32] } 7... Nc6 { [%eval 0.44] [%clk 1:31:17] } 8. Bg2 { [%eval 0.42] [%clk 1:32:38] } 8... Be7 { [%eval 0.38] [%clk 1:29:45] } 9. O-O { [%eval 0.37] [%clk 1:32:40] } 9... O-O { [%eval 0.36] [%clk 1:29:57] } 10. h3 { [%eval 0.38] [%clk 1:32:58] } 10... b5 { [%eval 0.42] [%clk 1:28:58] } 11. a3 { [%eval 0.35] [%clk 1:33:09] } 11... Bb7 { [%eval 0.54] [%clk 1:26:36] } 12. g4 { [%eval 0.34] [%clk 1:28:43] } 12... h5?! { [%eval 0.93] } { Inaccuracy. Nd7 was best. } { [%clk 1:17:32] } 13. Ng3? { [%eval -0.49] } { Mistake. g5 was best. } { [%clk 1:21:14] } 13... hxg4 { [%eval -0.46] [%clk 1:16:20] } 14. hxg4 { [%eval -0.47] [%clk 1:21:31] } 14... Bc8? { [%eval 0.8] } { Mistake. g6 was best. } { [%clk 1:11:55] } 15. Bf3 { [%eval 0.26] [%clk 1:10:59] } 15... Nd4 { [%eval 0.26] [%clk 1:06:47] } 16. Nf5 { [%eval 0.29] [%clk 1:06:42] } 16... Bxf5 { [%eval 0.64] [%clk 1:04:06] } 17. exf5 { [%eval 0.73] [%clk 1:04:29] } 17... Nxf3+?! { [%eval 1.33] } { Inaccuracy. Rc8 was best. } { [%clk 1:04:12] } 18. Qxf3 { [%eval 1.31] [%clk 1:04:48] } 18... Rc8 { [%eval 1.13] [%clk 0:56:34] } 19. Qh3 { [%eval 1.2] [%clk 0:59:20] } 19... Nh7?! { [%eval 2.19] } { Inaccuracy. Rc4 was best. } { [%clk 0:55:42] } 20. Kg2 { [%eval 2.45] [%clk 0:57:48] } 20... Ng5 { [%eval 2.37] [%clk 0:48:46] } 21. Qh5 { [%eval 2.33] [%clk 0:43:04] } 21... f6?! { [%eval 3.02] } { Inaccuracy. Rxc3 was best. } { [%clk 0:46:00] } 22. Bxg5 { [%eval 2.61] [%clk 0:42:03] } 22... fxg5?! { [%eval 3.86] } { Inaccuracy. Rxc3 was best. } { [%clk 0:46:18] } 23. Rh1 { [%eval 4.0] [%clk 0:42:10] } 23... Rf6 { [%eval 4.18] [%clk 0:38:00] } 24. Qh7+ { [%eval 4.08] [%clk 0:42:00] } 24... Kf7 { [%eval 3.99] [%clk 0:37:41] } 25. Ne4 { [%eval 3.71] [%clk 0:40:51] } 25... Ke8? { [%eval 7.26] } { Mistake. Qf8 was best. } { [%clk 0:29:57] } 26. Nxf6+?! { [%eval 5.05] } { Inaccuracy. Qxg7 was best. } { [%clk 0:40:01] } 26... Bxf6 { [%eval 5.21] [%clk 0:28:41] } 27. Qg8+ { [%eval 5.08] [%clk 0:40:17] } 27... Kd7 { [%eval 5.14] [%clk 0:29:07] } 28. Qe6+ { [%eval 5.01] [%clk 0:40:19] } 28... Kc6 { [%eval 5.04] [%clk 0:28:03] } 29. c4 { [%eval 5.04] [%clk 0:37:33] } 29... bxc4 { [%eval 5.11] [%clk 0:26:25] } 30. Qxc4+ { [%eval 5.21] [%clk 0:37:44] } 30... Kb7 { [%eval 5.35] [%clk 0:26:46] } 31. Qd5+ { [%eval 5.31] [%clk 0:37:15] } 31... Ka7 { [%eval 5.53] [%clk 0:26:32] } 32. Rac1 { [%eval 5.53] [%clk 0:37:10] } 32... Rb8 { [%eval 5.79] [%clk 0:25:18] } 33. Rh8 { [%eval 5.55] [%clk 0:31:44] } 33... Qb6 { [%eval 6.54] [%clk 0:22:42] } 34. Rxb8 { [%eval 6.03] [%clk 0:32:05] } 34... Kxb8 { [%eval 7.49] [%clk 0:21:29] } 35. Rc6 { [%eval 7.08] [%clk 0:30:58] } 35... Qd8? { [%eval #8] } { Checkmate is now unavoidable. Qb7 was best. } { [%clk 0:21:23] } 36. Qb3+? { [%eval 7.7] } { Lost forced checkmate sequence. Rxa6 was best. } { [%clk 0:30:36] } 36... Ka7 { [%eval 7.46] [%clk 0:21:30] } 37. Qa4 { [%eval 7.29] [%clk 0:31:04] } 37... a5 { [%clk 0:20:03] } 38. Qb5 { [%clk 0:31:17] } 1-0