Event: Round 4: Koc, Ulas - Kayan, Yasar Efe
Date: 2025-07-30
White: Koc, Ulas
WhiteElo: 1725
Black: Kayan, Yasar Efe
BlackElo: 1864
Result: 0-1
ECO: B40
Opening: Sicilian Defense: French Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:56] } 1... c5 { [%eval 0.25] [%clk 1:28:11] } 2. Nf3 { [%eval 0.2] [%clk 1:31:03] } 2... e6 { [%eval 0.28] [%clk 1:28:38] } 3. d3 { [%eval 0.0] [%clk 1:30:08] } 3... Nc6 { [%eval 0.0] [%clk 1:28:00] } 4. g3 { [%eval 0.0] [%clk 1:29:56] } 4... b5?! { [%eval 0.6] } { Inaccuracy. d5 was best. } { [%clk 1:21:55] } 5. Bg2 { [%eval 0.6] [%clk 1:27:47] } 5... Be7 { [%eval 0.63] [%clk 1:19:46] } 6. Nbd2 { [%eval 0.22] [%clk 1:20:41] } 6... Rb8 { [%eval 0.14] [%clk 1:08:28] } 7. O-O { [%eval 0.12] [%clk 1:18:15] } 7... d6 { [%eval 0.14] [%clk 1:06:42] } 8. Re1 { [%eval 0.0] [%clk 0:56:50] } 8... Bf6?! { [%eval 0.61] } { Inaccuracy. Nf6 was best. } { [%clk 1:03:28] } 9. Nf1 { [%eval 0.32] [%clk 0:56:00] } 9... b4 { [%eval 0.64] [%clk 1:00:26] } 10. h4 { [%eval 0.3] [%clk 0:52:51] } 10... Nge7 { [%eval 0.3] [%clk 0:58:36] } 11. h5 { [%eval 0.0] [%clk 0:47:12] } 11... Nd4 { [%eval 0.42] [%clk 0:55:32] } 12. Ne3 { [%eval 0.02] [%clk 0:33:44] } 12... Nec6 { [%eval 0.41] [%clk 0:49:03] } 13. Ng4 { [%eval 0.0] [%clk 0:28:58] } 13... Nxf3+ { [%eval -0.04] [%clk 0:48:39] } 14. Qxf3 { [%eval -0.1] [%clk 0:26:43] } 14... Bd4?! { [%eval 0.71] } { Inaccuracy. e5 was best. } { [%clk 0:47:03] } 15. h6 { [%eval 0.51] [%clk 0:18:28] } 15... g6 { [%eval 1.06] [%clk 0:47:14] } 16. Rb1?! { [%eval 0.3] } { Inaccuracy. a3 was best. } { [%clk 0:15:25] } 16... O-O { [%eval 0.25] [%clk 0:45:28] } 17. Bd2 { [%eval 0.29] [%clk 0:12:42] } 17... Ne5 { [%eval 0.33] [%clk 0:37:30] } 18. Nxe5 { [%eval 0.38] [%clk 0:11:59] } 18... Bxe5 { [%eval 0.32] [%clk 0:37:42] } 19. Qe2 { [%eval 0.0] [%clk 0:11:20] } 19... Qf6 { [%eval 0.03] [%clk 0:36:00] } 20. Bc1 { [%eval -0.28] [%clk 0:07:45] } 20... Ba6 { [%eval 0.01] [%clk 0:26:21] } 21. f4 { [%eval -0.1] [%clk 0:07:00] } 21... Bd4+ { [%eval -0.08] [%clk 0:26:43] } 22. Kh2 { [%eval -0.17] [%clk 0:07:20] } 22... e5 { [%eval -0.08] [%clk 0:22:46] } 23. f5 { [%eval -0.16] [%clk 0:04:39] } 23... gxf5 { [%eval -0.31] [%clk 0:17:00] } 24. exf5 { [%eval -0.12] [%clk 0:03:17] } 24... Qxf5 { [%eval -0.24] [%clk 0:17:16] } 25. Rf1?? { [%eval -2.33] } { Blunder. Be4 was best. } { [%clk 0:03:27] } 25... Qg6 { [%eval -2.17] [%clk 0:17:33] } 26. g4 { [%eval -2.33] [%clk 0:01:37] } 26... Bb7?? { [%eval -0.01] } { Blunder. Bc8 was best. } { [%clk 0:06:25] } 27. Bxb7 { [%eval -0.1] [%clk 0:01:44] } 27... Rxb7 { [%eval -0.17] [%clk 0:06:54] } 28. g5?? { [%eval -2.23] } { Blunder. Bd2 was best. } { [%clk 0:02:13] } 28... f5 { [%eval -2.08] [%clk 0:06:02] } 29. gxf6 { [%eval -1.98] [%clk 0:02:11] } 29... Rbf7 { [%eval -1.56] [%clk 0:06:31] } 30. Be3?? { [%eval -3.83] } { Blunder. c3 was best. } { [%clk 0:00:59] } 30... Bxe3 { [%eval -3.82] [%clk 0:06:36] } 31. Qxe3 { [%eval -3.7] [%clk 0:01:25] } 31... Qh5+ { [%eval -3.54] [%clk 0:07:05] } 32. Qh3 { [%eval -3.67] [%clk 0:01:47] } 32... Qxh3+ { [%eval -3.84] [%clk 0:07:25] } 33. Kxh3 { [%eval -3.64] [%clk 0:02:15] } 33... Rxf6 { [%eval -3.56] [%clk 0:07:52] } 34. Rxf6 { [%eval -3.91] [%clk 0:00:51] } 34... Rxf6 { [%eval -3.81] [%clk 0:08:21] } 35. Kg4 { [%eval -3.99] [%clk 0:01:16] } 35... Rxh6 { [%eval -4.01] [%clk 0:08:36] } 36. Kf5 { [%eval -4.3] [%clk 0:00:41] } 36... Kf7 { [%eval -4.1] [%clk 0:08:53] } 37. Rf1?! { [%eval -6.42] } { Inaccuracy. a3 was best. } { [%clk 0:00:43] } 0-1