Event: Round 4: Ozsakallioglu, Okan - Ozdemir, Serhan Berat
Site: https://lichess.org/broadcast/caissa-hotel-im-tournament-piano-group/round-4/OXMP8K4L/CUvPiuSA
Date: 2025-09-20
White: Ozsakallioglu, Okan
WhiteTitle: IM
WhiteElo: 2329
Black: Ozdemir, Serhan Berat
BlackTitle: FM
BlackElo: 2214
Result: 1/2-1/2
ECO: B61
Opening: Sicilian Defense: Richter-Rauzer Variation, Modern Variation
Variant: Standard

1. e4 { [%eval 0.18] } 1... c5 { [%eval 0.24] [%clk 1:30:56] } 2. Nf3 { [%eval 0.2] [%clk 1:31:11] } 2... d6 { [%eval 0.31] [%clk 1:29:15] } 3. d4 { [%eval 0.22] [%clk 1:31:19] } 3... cxd4 { [%eval 0.19] [%clk 1:29:40] } 4. Nxd4 { [%eval 0.18] [%clk 1:31:46] } 4... Nf6 { [%eval 0.31] [%clk 1:29:59] } 5. Nc3 { [%eval 0.32] [%clk 1:31:48] } 5... Nc6 { [%eval 0.3] [%clk 1:27:04] } 6. Bg5 { [%eval 0.25] [%clk 1:27:52] } 6... Bd7 { [%eval 0.38] [%clk 1:25:37] } 7. Qd2 { [%eval 0.41] [%clk 1:24:52] } 7... Rc8 { [%eval 0.44] [%clk 1:25:56] } 8. f3 { [%eval 0.5] [%clk 1:16:12] } 8... Nxd4 { [%eval 0.53] [%clk 1:19:32] } 9. Qxd4 { [%eval 0.64] [%clk 1:16:36] } 9... Qa5 { [%eval 0.5] [%clk 1:19:59] } 10. Be3 { [%eval 0.39] [%clk 1:12:09] } 10... a6 { [%eval 0.25] [%clk 1:20:08] } 11. Qb6 { [%eval 0.09] [%clk 1:11:41] } 11... Qxb6 { [%eval -0.01] [%clk 1:19:02] } 12. Bxb6 { [%eval -0.08] [%clk 1:12:05] } 12... e6 { [%eval 0.31] [%clk 1:15:45] } 13. O-O-O { [%eval 0.02] [%clk 1:08:40] } 13... Bc6 { [%eval 0.18] [%clk 1:14:08] } 14. Kb1 { [%eval 0.0] [%clk 1:07:15] } 14... Be7 { [%eval 0.08] [%clk 1:11:22] } 15. Bd4 { [%eval 0.04] [%clk 0:57:51] } 15... O-O { [%eval 0.16] [%clk 1:10:59] } 16. e5?! { [%eval -0.42] } { Inaccuracy. a4 was best. } { [%clk 0:58:04] } 16... dxe5 { [%eval -0.38] [%clk 1:11:06] } 17. Bxe5 { [%eval -0.31] [%clk 0:58:29] } 17... Rfd8 { [%eval -0.32] [%clk 1:09:26] } 18. Rxd8+ { [%eval -0.34] [%clk 0:55:19] } 18... Rxd8 { [%eval -0.36] [%clk 1:09:43] } 19. Be2 { [%eval -0.46] [%clk 0:54:46] } 19... Kf8 { [%eval -0.25] [%clk 1:04:39] } 20. Rd1 { [%eval -0.23] [%clk 0:55:01] } 20... Rxd1+ { [%eval -0.14] [%clk 1:05:05] } 21. Nxd1 { [%eval -0.24] [%clk 0:55:03] } 21... Nd7 { [%eval -0.07] [%clk 1:05:15] } 22. Bd4 { [%eval -0.26] [%clk 0:55:06] } 22... Bd6 { [%eval -0.29] [%clk 1:04:54] } 23. h3 { [%eval -0.24] [%clk 0:51:26] } 23... e5 { [%eval -0.19] [%clk 1:04:07] } 24. Bf2 { [%eval -0.29] [%clk 0:51:50] } 24... f5 { [%eval -0.15] [%clk 1:03:18] } 25. Kc1 { [%eval -0.28] [%clk 0:49:44] } 25... Nf6 { [%eval -0.18] [%clk 0:53:51] } 26. Ne3 { [%eval -0.19] [%clk 0:49:56] } 26... Bc5 { [%eval -0.16] [%clk 0:52:55] } 27. Ng4 { [%eval -0.29] [%clk 0:48:26] } 27... Bxf2 { [%eval -0.31] [%clk 0:53:18] } 28. Nxf2 { [%eval -0.35] [%clk 0:48:53] } 28... Ke7 { [%eval -0.41] [%clk 0:52:38] } 29. Kd2 { [%eval -0.37] [%clk 0:49:17] } 29... Kd6 { [%eval -0.17] [%clk 0:52:40] } 30. a3 { [%eval -0.24] [%clk 0:49:20] } 30... e4 { [%eval 0.0] [%clk 0:50:37] } 31. fxe4 { [%eval 0.0] [%clk 0:33:53] } 31... Nxe4+ { [%eval -0.18] [%clk 0:51:00] } 32. Ke1 { [%eval -0.57] [%clk 0:30:22] } 32... Nxf2?! { [%eval 0.0] } { Inaccuracy. g5 was best. } { [%clk 0:42:07] } 33. Kxf2 { [%eval 0.0] [%clk 0:30:44] } 33... Be4 { [%eval 0.0] [%clk 0:41:35] } 34. c3 { [%eval 0.0] [%clk 0:31:03] } 1/2-1/2