Event: Round 9: Koldunov, Elena - Birkholz, Olga
Date: 2025-05-23
White: Koldunov, Elena
WhiteElo: 1488
Black: Birkholz, Olga
BlackTitle: WFM
BlackElo: 1985
Result: 0-1
ECO: B40
Opening: Sicilian Defense: Kramnik Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:53] } 1... c5 { [%eval 0.25] [%clk 1:30:54] } 2. Nf3 { [%eval 0.2] [%clk 1:31:18] } 2... e6 { [%eval 0.28] [%clk 1:29:54] } 3. c4 { [%eval 0.09] [%clk 1:29:46] } 3... Nc6 { [%eval 0.12] [%clk 1:29:14] } 4. d4 { [%eval 0.08] [%clk 1:28:57] } 4... cxd4 { [%eval 0.05] [%clk 1:29:03] } 5. Nxd4 { [%eval 0.03] [%clk 1:29:19] } 5... Nf6 { [%eval 0.11] [%clk 1:29:21] } 6. Nc3 { [%eval 0.04] [%clk 1:29:13] } 6... d6?! { [%eval 0.6] } { Inaccuracy. Bb4 was best. } { [%clk 1:21:46] } 7. Be2 { [%eval 0.61] [%clk 1:25:22] } 7... Bd7 { [%eval 0.64] [%clk 1:20:15] } 8. O-O { [%eval 0.77] [%clk 1:23:50] } 8... Be7 { [%eval 0.77] [%clk 1:19:52] } 9. Be3 { [%eval 0.68] [%clk 1:23:50] } 9... O-O { [%eval 0.64] [%clk 1:15:56] } 10. f3 { [%eval 0.65] [%clk 1:23:07] } 10... Rc8 { [%eval 0.62] [%clk 1:12:17] } 11. Qd2 { [%eval 0.51] [%clk 1:20:08] } 11... Ne5 { [%eval 0.38] [%clk 1:10:00] } 12. b3 { [%eval 0.38] [%clk 1:18:39] } 12... a6 { [%eval 0.51] [%clk 1:03:44] } 13. Rac1 { [%eval 0.39] [%clk 1:11:13] } 13... h6 { [%eval 0.57] [%clk 1:01:49] } 14. Kh1 { [%eval 0.59] [%clk 1:05:32] } 14... Re8 { [%eval 0.54] [%clk 0:59:44] } 15. Rfd1 { [%eval 0.55] [%clk 1:02:09] } 15... Bf8 { [%eval 0.67] [%clk 0:50:07] } 16. a4 { [%eval 0.73] [%clk 0:53:18] } 16... Kh8 { [%eval 0.74] [%clk 0:49:05] } 17. Rg1 { [%eval 0.38] [%clk 0:48:38] } 17... Ng6 { [%eval 0.32] [%clk 0:43:42] } 18. Rcf1?! { [%eval -0.68] } { Inaccuracy. Bd3 was best. } { [%clk 0:41:24] } 18... Qe7? { [%eval 0.48] } { Mistake. d5 was best. } { [%clk 0:33:48] } 19. Bd3?! { [%eval -0.55] } { Inaccuracy. g4 was best. } { [%clk 0:33:36] } 19... d5 { [%eval -0.47] [%clk 0:29:00] } 20. Nc2 { [%eval -0.51] [%clk 0:30:07] } 20... dxc4 { [%eval -0.44] [%clk 0:27:10] } 21. bxc4?! { [%eval -1.1] } { Inaccuracy. Bxc4 was best. } { [%clk 0:26:18] } 21... Ne5 { [%eval -1.12] [%clk 0:26:06] } 22. c5? { [%eval -2.87] } { Mistake. Bd4 was best. } { [%clk 0:22:03] } 22... Qd8 { [%eval -2.45] [%clk 0:26:20] } 23. Rb1 { [%eval -2.52] [%clk 0:20:19] } 23... Bxc5 { [%eval -2.56] [%clk 0:24:10] } 24. Rge1?! { [%eval -3.34] } { Inaccuracy. Be2 was best. } { [%clk 0:14:15] } 24... Bxe3 { [%eval -3.19] [%clk 0:23:10] } 25. Qxe3? { [%eval -5.6] } { Mistake. Nxe3 was best. } { [%clk 0:11:51] } 25... Rxc3 { [%eval -5.56] [%clk 0:23:07] } 26. Qd2?! { [%eval -7.38] } { Inaccuracy. Qd4 was best. } { [%clk 0:11:11] } 0-1