Event: Round 8: Jan Pecka - Jan Siles
Date: 2023-09-01
White: Jan Pecka
Black: Jan Siles
Result: 1-0
ECO: B31
Opening: Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Gufeld Gambit
Variant: Standard

1. e4 { [%eval 0.36] [%clk 1:30:50] } 1... c5 { [%eval 0.32] [%clk 1:30:44] } 2. Nf3 { [%eval 0.0] [%clk 1:31:12] } 2... Nc6 { [%eval 0.0] [%clk 1:31:04] } 3. Bb5 { [%eval 0.37] [%clk 1:31:33] } 3... g6 { [%eval 0.59] [%clk 1:31:05] } 4. O-O { [%eval 0.2] [%clk 1:31:58] } 4... Bg7 { [%eval 0.55] [%clk 1:31:14] } 5. c3 { [%eval 0.25] [%clk 1:32:23] } 5... e5 { [%eval 0.35] [%clk 1:26:59] } 6. d4 { [%eval 0.11] [%clk 1:31:31] } 6... cxd4 { [%eval 0.0] [%clk 1:22:31] } 7. cxd4 { [%eval 0.02] [%clk 1:31:36] } 7... exd4 { [%eval 0.34] [%clk 1:12:35] } 8. Bf4 { [%eval 0.51] [%clk 1:31:13] } 8... Nge7 { [%eval 0.6] [%clk 1:07:55] } 9. Bd6 { [%eval 0.49] [%clk 1:30:05] } 9... O-O { [%eval 0.92] [%clk 1:03:07] } 10. Nbd2 { [%eval 0.82] [%clk 1:26:15] } 10... Re8?! { [%eval 1.74] } { Inaccuracy. a6 was best. } { [%clk 0:56:37] } 11. a4 { [%eval 1.67] [%clk 1:19:10] } 11... b6 { [%eval 1.61] [%clk 0:52:23] } 12. Bc4 { [%eval 1.18] [%clk 1:14:26] } 12... Na5 { [%eval 1.0] [%clk 0:49:03] } 13. Ba2 { [%eval 0.98] [%clk 1:08:38] } 13... Nec6 { [%eval 1.28] [%clk 0:43:59] } 14. Re1?! { [%eval 0.19] } { Inaccuracy. e5 was best. } { [%clk 1:03:48] } 14... Nb7 { [%eval 0.16] [%clk 0:32:23] } 15. Nc4 { [%eval 0.12] [%clk 0:57:58] } 15... Nca5? { [%eval 1.59] } { Mistake. Nc5 was best. } { [%clk 0:30:31] } 16. Ba3? { [%eval 0.0] } { Mistake. Be5 was best. } { [%clk 0:56:40] } 16... Nxc4 { [%eval 0.11] [%clk 0:21:58] } 17. Bxc4 { [%eval 0.07] [%clk 0:54:30] } 17... d6? { [%eval 1.3] } { Mistake. Na5 was best. } { [%clk 0:20:38] } 18. Nxd4?! { [%eval 0.53] } { Inaccuracy. Bd5 was best. } { [%clk 0:52:59] } 18... Nc5 { [%eval 0.34] [%clk 0:18:13] } 19. Nb5 { [%eval 0.1] [%clk 0:39:51] } 19... Ba6?? { [%eval 2.75] } { Blunder. Be6 was best. } { [%clk 0:15:00] } 20. Bd5? { [%eval 1.39] } { Mistake. Bxf7+ was best. } { [%clk 0:32:37] } 20... Rb8? { [%eval 2.96] } { Mistake. Bxb5 was best. } { [%clk 0:08:32] } 21. Nxa7?? { [%eval 0.86] } { Blunder. Nxd6 was best. } { [%clk 0:22:36] } 21... Qd7 { [%eval 0.93] [%clk 0:08:23] } 22. Nb5 { [%eval 0.89] } 22... Nxa4?? { [%eval 5.07] } { Blunder. Bxb5 was best. } { [%clk 0:04:11] } 23. Nxd6 { [%eval 5.0] [%clk 0:18:24] } 23... Re7 { [%eval 5.05] [%clk 0:04:29] } 24. Nxf7 { [%eval 5.0] [%clk 0:15:41] } 24... Rxf7 { [%eval 5.06] [%clk 0:03:26] } 25. Bxf7+ { [%eval 5.03] [%clk 0:15:26] } 25... Qxf7 { [%eval 5.02] [%clk 0:03:55] } 26. Qxa4 { [%eval 5.09] [%clk 0:15:44] } 26... Bc4 { [%eval 5.08] [%clk 0:02:48] } 27. Bd6 { [%eval 5.05] [%clk 0:13:07] } 27... Rd8 { [%eval 5.2] [%clk 0:01:45] } 28. e5 { [%eval 5.16] [%clk 0:13:31] } 28... b5 { [%eval 5.42] [%clk 0:00:38] } 29. Qa7 { [%eval 5.41] [%clk 0:13:44] } 29... Qf4?! { [%eval 7.39] } { Inaccuracy. Qe6 was best. } { [%clk 0:00:39] } 30. Qc7 { [%eval 7.11] [%clk 0:12:16] } 30... Re8 { [%eval 7.66] [%clk 0:01:08] } 31. Ra7 { [%eval 5.8] [%clk 0:12:10] } 31... Qh6?? { [%eval #13] } { Checkmate is now unavoidable. Qf7 was best. } { [%clk 0:00:50] } 32. Qd7 { [%eval #9] [%clk 0:12:20] } 32... Re6 { [%eval #6] [%clk 0:00:32] } 33. Qf7+ { [%eval #5] [%clk 0:12:28] } 1-0