Event: Round 4: Koths, Peter - Salim, Florian
Date: 2025-07-11
White: Koths, Peter
WhiteElo: 1812
Black: Salim, Florian
BlackElo: 1692
Result: 0-1
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:30:53] } 2. Nf3 { [%eval 0.2] [%clk 1:31:14] } 2... Nc6 { [%eval 0.3] [%clk 1:31:15] } 3. d4 { [%eval 0.27] [%clk 1:31:37] } 3... cxd4 { [%eval 0.27] [%clk 1:31:35] } 4. Nxd4 { [%eval 0.21] [%clk 1:32:03] } 4... Nf6 { [%eval 0.19] [%clk 1:31:58] } 5. Nc3 { [%eval 0.26] [%clk 1:32:24] } 5... e5 { [%eval 0.34] [%clk 1:32:21] } 6. Ndb5 { [%eval 0.31] [%clk 1:32:47] } 6... d6 { [%eval 0.28] [%clk 1:32:42] } 7. Bg5 { [%eval 0.22] [%clk 1:32:41] } 7... a6 { [%eval 0.3] [%clk 1:32:55] } 8. Na3 { [%eval 0.37] [%clk 1:32:53] } 8... b5 { [%eval 0.29] [%clk 1:33:03] } 9. Nd5 { [%eval 0.36] [%clk 1:32:35] } 9... Be7 { [%eval 0.28] [%clk 1:33:19] } 10. Bxf6 { [%eval 0.33] [%clk 1:32:45] } 10... Bxf6 { [%eval 0.27] [%clk 1:33:37] } 11. c3 { [%eval 0.25] [%clk 1:32:27] } 11... Bg5 { [%eval 0.37] [%clk 1:32:25] } 12. Nc2 { [%eval 0.27] [%clk 1:31:32] } 12... Be6 { [%eval 0.67] [%clk 1:31:29] } 13. a4 { [%eval 0.72] [%clk 1:29:36] } 13... bxa4 { [%eval 0.79] [%clk 1:21:17] } 14. Rxa4 { [%eval 0.64] [%clk 1:29:42] } 14... Bc8?! { [%eval 1.22] } { Inaccuracy. O-O was best. } { [%clk 1:15:29] } 15. Qa1 { [%eval 1.31] [%clk 1:25:36] } 15... O-O { [%eval 1.2] [%clk 1:05:15] } 16. Bxa6 { [%eval 1.23] [%clk 1:24:03] } 16... Be6 { [%eval 1.26] [%clk 1:02:49] } 17. Bb5 { [%eval 0.85] [%clk 1:20:43] } 17... Rxa4 { [%eval 0.86] [%clk 1:02:03] } 18. Qxa4 { [%eval 0.85] [%clk 1:20:59] } 18... Ne7 { [%eval 1.35] [%clk 1:01:00] } 19. Ncb4 { [%eval 0.92] [%clk 1:17:22] } 19... f5?! { [%eval 1.74] } { Inaccuracy. Nxd5 was best. } { [%clk 0:57:20] } 20. Nc6 { [%eval 1.18] [%clk 1:06:48] } 20... Nxc6 { [%eval 1.16] [%clk 0:55:39] } 21. Bxc6 { [%eval 1.13] [%clk 1:07:16] } 21... fxe4?! { [%eval 1.8] } { Inaccuracy. Qb8 was best. } { [%clk 0:49:09] } 22. Qxe4 { [%eval 1.92] [%clk 1:04:46] } 22... Qb8 { [%eval 2.01] [%clk 0:40:24] } 23. Nb4? { [%eval 0.69] } { Mistake. b4 was best. } { [%clk 1:01:46] } 23... Rf4 { [%eval 0.77] [%clk 0:39:21] } 24. Qe2?? { [%eval -4.17] } { Blunder. Qd3 was best. } { [%clk 1:01:50] } 24... Rxb4 { [%eval -3.96] [%clk 0:37:46] } 25. cxb4 { [%eval -4.53] [%clk 1:02:05] } 25... Qxb4+ { [%eval -4.39] [%clk 0:38:09] } 26. Kd1?? { [%eval #-2] } { Checkmate is now unavoidable. Kf1 was best. } { [%clk 1:01:58] } 26... Bb3+ { [%eval #-1] [%clk 0:37:17] } 0-1