Event: Round 5: Osten, Stefan - Zaika, Viktor
Date: 2024-12-29
White: Osten, Stefan
WhiteElo: 1799
Black: Zaika, Viktor
Result: 1/2-1/2
ECO: A05
Opening: King's Indian Attack: Spassky Variation
Variant: Standard

1. Nf3 { [%eval 0.14] [%clk 1:30:58] } 1... Nf6 { [%eval 0.18] [%clk 1:30:26] } 2. g3 { [%eval 0.11] [%clk 1:31:17] } 2... b5 { [%eval 0.16] [%clk 1:30:52] } 3. Bg2 { [%eval 0.19] [%clk 1:31:28] } 3... Bb7 { [%eval 0.22] [%clk 1:31:16] } 4. O-O { [%eval 0.18] [%clk 1:31:35] } 4... e6 { [%eval 0.25] [%clk 1:31:40] } 5. d3 { [%eval 0.11] [%clk 1:31:36] } 5... d5 { [%eval 0.34] [%clk 1:30:38] } 6. Nbd2 { [%eval 0.17] [%clk 1:31:44] } 6... c5 { [%eval 0.15] [%clk 1:30:32] } 7. c3 { [%eval -0.03] [%clk 1:27:22] } 7... a5 { [%eval 0.09] [%clk 1:24:41] } 8. d4 { [%eval -0.16] [%clk 1:24:14] } 8... c4?! { [%eval 0.53] } { Inaccuracy. Nbd7 was best. } { [%clk 1:20:02] } 9. Ne5 { [%eval 0.15] [%clk 1:24:24] } 9... Nbd7 { [%eval 0.66] [%clk 1:17:28] } 10. Ndf3?! { [%eval -0.33] } { Inaccuracy. a4 was best. } { [%clk 1:18:52] } 10... Bd6 { [%eval -0.27] [%clk 1:11:28] } 11. b3 { [%eval -0.19] [%clk 1:13:50] } 11... Qc7 { [%eval -0.19] [%clk 1:00:23] } 12. bxc4 { [%eval -0.37] [%clk 1:06:01] } 12... bxc4 { [%eval -0.14] [%clk 1:00:16] } 13. Qa4 { [%eval -0.42] [%clk 1:02:33] } 13... O-O?! { [%eval 0.19] } { Inaccuracy. Ne4 was best. } { [%clk 1:00:27] } 14. Ba3 { [%eval 0.12] [%clk 1:02:26] } 14... Nb6 { [%eval 0.23] [%clk 0:56:01] } 15. Bxd6 { [%eval 0.22] [%clk 1:02:17] } 15... Qxd6 { [%eval 0.21] [%clk 0:56:24] } 16. Qc2 { [%eval 0.2] [%clk 1:00:49] } 16... Ne4 { [%eval 0.26] [%clk 0:47:18] } 17. Nd2 { [%eval -0.24] [%clk 0:57:29] } 17... Nxd2 { [%eval -0.23] [%clk 0:33:41] } 18. Qxd2 { [%eval -0.19] [%clk 0:57:56] } 18... f6 { [%eval -0.24] [%clk 0:33:52] } 19. Ng4 { [%eval -0.22] [%clk 0:57:11] } 19... Rfb8 { [%eval 0.0] [%clk 0:29:14] } 20. Rfb1 { [%eval -0.07] [%clk 0:56:05] } 20... Nc8 { [%eval 0.28] [%clk 0:29:17] } 21. Rb2 { [%eval 0.17] [%clk 0:55:58] } 21... Ne7 { [%eval 0.28] [%clk 0:29:31] } 22. Ne3 { [%eval 0.07] [%clk 0:53:59] } 22... Ba6 { [%eval 0.47] [%clk 0:23:25] } 23. Rab1 { [%eval 0.45] [%clk 0:53:21] } 23... Rxb2 { [%eval 0.58] [%clk 0:21:23] } 24. Qxb2 { [%eval 0.52] [%clk 0:52:57] } 24... Ra7 { [%eval 0.4] [%clk 0:21:46] } 25. Qb8+ { [%eval 0.0] [%clk 0:50:15] } 25... Qxb8 { [%eval 0.0] [%clk 0:22:10] } 26. Rxb8+ { [%eval 0.0] [%clk 0:50:41] } 26... Bc8 { [%eval 0.09] [%clk 0:21:01] } 27. Nc2 { [%eval 0.01] [%clk 0:42:16] } 1/2-1/2