Event: Round 7: Osten, Sonja - Zaika, Viktor
Date: 2024-12-30
White: Osten, Sonja
WhiteElo: 1713
Black: Zaika, Viktor
Result: 1-0
ECO: C42
Opening: Petrov's Defense
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:55] } 1... e5 { [%eval 0.21] [%clk 1:30:58] } 2. Nf3 { [%eval 0.13] [%clk 1:31:11] } 2... Nf6 { [%eval 0.34] [%clk 1:31:25] } 3. d3 { [%eval 0.0] [%clk 1:30:21] } 3... Nc6 { [%eval -0.03] [%clk 1:31:22] } 4. Bg5 { [%eval -0.32] [%clk 1:27:42] } 4... Be7 { [%eval 0.0] [%clk 1:29:19] } 5. Nc3 { [%eval -0.1] [%clk 1:26:40] } 5... h6 { [%eval -0.13] [%clk 1:29:20] } 6. Be3 { [%eval -0.6] [%clk 1:19:28] } 6... d5 { [%eval -0.61] [%clk 1:27:57] } 7. exd5 { [%eval -0.6] [%clk 1:19:00] } 7... Nxd5 { [%eval -0.62] [%clk 1:26:41] } 8. Nxd5 { [%eval -0.67] [%clk 1:18:29] } 8... Qxd5 { [%eval -0.71] [%clk 1:27:02] } 9. Be2 { [%eval -0.79] [%clk 1:15:56] } 9... Nd4?! { [%eval -0.14] } { Inaccuracy. Bf5 was best. } { [%clk 1:18:58] } 10. h3 { [%eval -0.66] [%clk 1:10:20] } 10... Nxe2 { [%eval -0.64] [%clk 1:15:26] } 11. Qxe2 { [%eval -0.65] [%clk 1:10:35] } 11... b6 { [%eval -0.5] [%clk 1:14:54] } 12. Bd2 { [%eval -0.88] [%clk 1:03:20] } 12... f6?! { [%eval -0.27] } { Inaccuracy. Bd6 was best. } { [%clk 0:56:19] } 13. Rg1?! { [%eval -1.04] } { Inaccuracy. Nh4 was best. } { [%clk 0:54:55] } 13... Bb7 { [%eval -1.07] [%clk 0:56:10] } 14. c4 { [%eval -1.36] [%clk 0:51:19] } 14... Qd7 { [%eval -1.31] [%clk 0:54:59] } 15. Nh4 { [%eval -1.56] [%clk 0:50:23] } 15... O-O-O { [%eval -1.63] [%clk 0:52:31] } 16. Ng6 { [%eval -1.63] [%clk 0:50:00] } 16... Rhe8 { [%eval -1.46] [%clk 0:52:33] } 17. Nxe7+ { [%eval -1.65] [%clk 0:48:35] } 17... Rxe7 { [%eval -1.65] [%clk 0:52:54] } 18. O-O-O { [%eval -1.68] [%clk 0:46:45] } 18... Qxd3 { [%eval -1.69] [%clk 0:52:38] } 19. Qg4+ { [%eval -2.02] [%clk 0:46:58] } 19... Qd7?? { [%eval 2.34] } { Blunder. f5 was best. } { [%clk 0:46:43] } 20. Bb4 { [%eval 2.34] [%clk 0:45:11] } 20... Qxg4 { [%eval 2.28] [%clk 0:42:23] } 21. Rxd8+ { [%eval 2.2] [%clk 0:45:32] } 21... Kxd8 { [%eval 2.17] [%clk 0:42:46] } 22. Bxe7+ { [%eval 2.06] [%clk 0:45:58] } 22... Kxe7 { [%eval 2.06] [%clk 0:43:10] } 23. hxg4 { [%eval 2.11] [%clk 0:46:23] } 23... Bc6 { [%eval 1.91] [%clk 0:39:53] } 24. Kd2 { [%eval 2.16] [%clk 0:45:45] } 24... Ke6 { [%eval 2.45] [%clk 0:39:52] } 25. Ke3 { [%eval 2.0] [%clk 0:43:16] } 25... Bd7 { [%eval 2.36] [%clk 0:30:41] } 26. Rd1 { [%eval 2.13] [%clk 0:35:57] } 26... a6 { [%eval 2.34] [%clk 0:29:26] } 27. b4 { [%eval 2.51] [%clk 0:27:23] } 27... c6?! { [%eval 3.67] } { Inaccuracy. Ke7 was best. } { [%clk 0:28:09] } 28. f3 { [%eval 3.46] [%clk 0:23:40] } 28... Ke7 { [%eval 3.27] [%clk 0:26:06] } 29. g3 { [%eval 2.58] [%clk 0:18:36] } 29... Be6 { [%eval 2.71] [%clk 0:26:10] } 30. Rc1 { [%eval 2.47] [%clk 0:17:45] } 30... g6?! { [%eval 3.6] } { Inaccuracy. Kd6 was best. } { [%clk 0:26:09] } 31. a3 { [%eval 3.37] [%clk 0:17:31] } 31... Bf7?! { [%eval 4.42] } { Inaccuracy. c5 was best. } { [%clk 0:25:50] } 32. c5 { [%eval 4.32] [%clk 0:15:55] } 32... b5 { [%eval 4.58] [%clk 0:26:13] } 33. Ra1 { [%eval 4.23] [%clk 0:15:34] } 33... Bb3 { [%eval 4.8] [%clk 0:24:45] } 34. Rh1 { [%eval 4.82] [%clk 0:15:53] } 34... Bf7 { [%eval 5.11] [%clk 0:25:05] } 35. Rxh6 { [%eval 4.99] [%clk 0:16:15] } 35... Ke6 { [%eval 5.16] [%clk 0:24:39] } 36. Rh7 { [%eval 4.98] [%clk 0:15:41] } 36... Ke7 { [%eval 5.94] [%clk 0:24:35] } 37. f4 { [%eval 5.48] [%clk 0:15:43] } 37... Ke6 { [%eval 6.1] [%clk 0:24:49] } 38. f5+ { [%eval 5.97] [%clk 0:15:44] } 38... gxf5 { [%eval 5.85] [%clk 0:25:09] } 39. gxf5+ { [%eval 6.45] [%clk 0:15:55] } 39... Ke7 { [%eval 6.76] [%clk 0:25:33] } 40. g4 { [%eval 6.56] [%clk 0:14:52] } 40... Ke8 { [%eval 6.42] [%clk 0:25:57] } 41. Rh8+ { [%eval 5.88] [%clk 0:14:56] } 1-0