Event: Round 4: Birkholz, Olga - Trunz, Tamila
Date: 2025-03-07
White: Birkholz, Olga
WhiteTitle: WFM
WhiteElo: 1998
Black: Trunz, Tamila
BlackElo: 1984
Result: 0-1
ECO: B20
Opening: Sicilian Defense
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:00:56] } 1... c5 { [%eval 0.25] [%clk 1:00:47] } 2. d3 { [%eval -0.07] [%clk 1:01:12] } 2... Nc6 { [%eval 0.0] [%clk 1:00:44] } 3. f4 { [%eval -0.11] [%clk 1:01:20] } 3... e6 { [%eval -0.05] [%clk 0:58:40] } 4. Nf3 { [%eval 0.0] [%clk 1:01:25] } 4... d5 { [%eval 0.0] [%clk 0:58:36] } 5. e5 { [%eval -0.54] [%clk 1:01:38] } 5... Be7 { [%eval -0.47] [%clk 0:45:14] } 6. c3 { [%eval -0.42] [%clk 1:00:35] } 6... d4 { [%eval -0.26] [%clk 0:43:49] } 7. c4 { [%eval -0.4] [%clk 1:00:54] } 7... h5 { [%eval -0.4] [%clk 0:39:33] } 8. g3 { [%eval -0.5] [%clk 1:00:36] } 8... Qc7 { [%eval -0.16] [%clk 0:35:29] } 9. Qe2 { [%eval -0.17] [%clk 1:00:52] } 9... Nh6 { [%eval -0.19] [%clk 0:34:04] } 10. Na3 { [%eval -0.55] [%clk 0:59:14] } 10... a6 { [%eval -0.59] [%clk 0:33:41] } 11. Bd2 { [%eval -0.62] [%clk 0:59:14] } 11... Rb8 { [%eval -0.61] [%clk 0:33:26] } 12. Bg2 { [%eval -0.68] [%clk 0:58:25] } 12... b5 { [%eval -0.6] [%clk 0:32:11] } 13. b3 { [%eval -0.68] [%clk 0:49:16] } 13... Na5?! { [%eval -0.04] } { Inaccuracy. Nf5 was best. } { [%clk 0:28:46] } 14. Rc1 { [%eval -0.14] [%clk 0:48:18] } 14... b4 { [%eval -0.17] [%clk 0:25:12] } 15. Nc2 { [%eval -0.18] [%clk 0:48:15] } 15... Bd7?! { [%eval 0.48] } { Inaccuracy. Bb7 was best. } { [%clk 0:24:24] } 16. O-O { [%eval 0.36] [%clk 0:47:06] } 16... Nb7 { [%eval 0.41] [%clk 0:22:21] } 17. Nce1 { [%eval 0.43] [%clk 0:44:54] } 17... Nf5 { [%eval 0.47] [%clk 0:21:48] } 18. Bh3?! { [%eval -0.1] } { Inaccuracy. Ng5 was best. } { [%clk 0:40:37] } 18... g6 { [%eval 0.06] [%clk 0:20:12] } 19. Ng2 { [%eval -0.32] [%clk 0:36:59] } 19... a5 { [%eval -0.33] [%clk 0:18:59] } 20. Ng5 { [%eval -0.59] [%clk 0:36:40] } 20... a4 { [%eval -0.6] [%clk 0:16:53] } 21. Ne4 { [%eval -0.58] [%clk 0:30:58] } 21... Ra8 { [%eval -0.62] [%clk 0:14:29] } 22. Ra1 { [%eval -0.81] [%clk 0:26:43] } 22... Bc6 { [%eval -0.73] [%clk 0:14:03] } 23. Rfb1 { [%eval -0.89] [%clk 0:22:24] } 23... Ra7 { [%eval -0.9] [%clk 0:12:33] } 24. Ne1 { [%eval -0.89] [%clk 0:20:17] } 24... Kd7 { [%eval -0.45] [%clk 0:12:10] } 25. Nc2 { [%eval -0.76] [%clk 0:11:09] } 25... Rha8 { [%eval -0.74] [%clk 0:11:21] } 26. Bxf5? { [%eval -2.46] } { Mistake. bxa4 was best. } { [%clk 0:11:04] } 26... gxf5 { [%eval -2.49] [%clk 0:10:55] } 27. Ng5?! { [%eval -3.53] } { Inaccuracy. Nf2 was best. } { [%clk 0:11:20] } 27... Bxg5 { [%eval -2.87] [%clk 0:10:53] } 28. fxg5 { [%eval -2.69] [%clk 0:11:48] } 28... axb3 { [%eval -2.65] [%clk 0:08:14] } 29. axb3 { [%eval -2.75] [%clk 0:12:10] } 29... Rxa1 { [%eval -2.19] [%clk 0:08:21] } 30. Nxa1? { [%eval -3.68] } { Mistake. Rxa1 was best. } { [%clk 0:06:15] } 30... Ra2 { [%eval -3.73] [%clk 0:08:16] } 31. Rc1 { [%eval -3.77] [%clk 0:06:26] } 31... Na5 { [%eval -3.75] [%clk 0:08:03] } 32. h4 { [%eval -4.45] [%clk 0:06:35] } 32... Qb7?! { [%eval -3.12] } { Inaccuracy. Kc8 was best. } { [%clk 0:04:43] } 33. Qe1? { [%eval -5.71] } { Mistake. Qxh5 was best. } { [%clk 0:01:17] } 33... Bf3 { [%eval -5.01] [%clk 0:04:39] } 34. Rb1 { [%eval -6.18] [%clk 0:01:18] } 34... Bg4 { [%eval -6.03] [%clk 0:04:40] } 35. Qf2 { [%eval -5.96] [%clk 0:01:10] } 35... Qc7 { [%eval -4.98] [%clk 0:04:31] } 36. Bxb4?! { [%eval -8.77] } { Inaccuracy. Qf4 was best. } { [%clk 0:01:11] } 36... Rxf2 { [%eval -8.35] [%clk 0:04:49] } 37. Bxa5? { [%eval #-5] } { Checkmate is now unavoidable. Kxf2 was best. } { [%clk 0:01:38] } 37... Qxa5 { [%eval #-5] [%clk 0:05:07] } 38. Kxf2 { [%eval #-4] [%clk 0:02:04] } 38... Qa2+ { [%eval #-5] [%clk 0:05:27] } 0-1