Event: 33. offene S?chsische Senioren-Einzelmeisterschaft
Site: https://lichess.org/broadcast/offene-sachsische-senioren-einzelmeisterschaft-2025/round-8/22WaoKPi/VRXsDoIO
Date: 2025-10-21
White: Biegel, Thomas
WhiteElo: 2059
Black: Knaak, Joachim
BlackElo: 2136
Result: 1/2-1/2
ECO: E11
Opening: Bogo-Indian Defense: Retreat Variation
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:54] } 1... Nf6 { [%eval 0.18] [%clk 1:30:47] } 2. c4 { [%eval 0.12] [%clk 1:31:18] } 2... e6 { [%eval 0.21] [%clk 1:31:07] } 3. g3 { [%eval 0.1] [%clk 1:31:43] } 3... d5 { [%eval 0.17] [%clk 1:31:20] } 4. d4 { [%eval 0.16] [%clk 1:32:07] } 4... Bb4+ { [%eval 0.13] [%clk 1:31:11] } 5. Bd2 { [%eval 0.13] [%clk 1:32:31] } 5... Be7 { [%eval 0.1] [%clk 1:31:14] } 6. Bg2 { [%eval 0.07] [%clk 1:32:54] } 6... c6 { [%eval 0.05] [%clk 1:30:05] } 7. Qc2 { [%eval 0.1] [%clk 1:33:12] } 7... a5 { [%eval 0.22] [%clk 1:28:18] } 8. O-O { [%eval 0.24] [%clk 1:32:23] } 8... O-O { [%eval 0.29] [%clk 1:28:20] } 9. b3 { [%eval 0.2] [%clk 1:25:05] } 9... Nbd7 { [%eval 0.72] [%clk 1:27:15] } 10. Rc1?! { [%eval -0.05] } { Inaccuracy. Nc3 was best. } { [%clk 1:24:05] } 10... Ne4 { [%eval 0.17] [%clk 1:24:48] } 11. Be1 { [%eval 0.17] [%clk 1:22:39] } 11... Ndf6 { [%eval 0.36] [%clk 1:20:02] } 12. Nfd2 { [%eval 0.24] [%clk 1:22:10] } 12... b6 { [%eval 0.63] [%clk 1:08:43] } 13. cxd5?! { [%eval -0.11] } { Inaccuracy. Nxe4 was best. } { [%clk 1:19:06] } 13... cxd5 { [%eval -0.11] [%clk 1:07:06] } 14. Nxe4 { [%eval -0.11] [%clk 1:18:49] } 14... dxe4 { [%eval -0.07] [%clk 1:07:07] } 15. Nd2 { [%eval -0.04] [%clk 1:12:23] } 15... Bb7?! { [%eval 1.02] } { Inaccuracy. Ba3 was best. } { [%clk 0:55:57] } 16. Nxe4 { [%eval 0.91] [%clk 0:57:51] } 16... Rc8 { [%eval 0.94] [%clk 0:53:02] } 17. Qd3 { [%eval 1.0] [%clk 0:55:51] } 17... Nd5 { [%eval 1.03] [%clk 0:50:37] } 18. Bd2 { [%eval 0.59] [%clk 0:51:10] } 18... f5 { [%eval 0.84] [%clk 0:39:00] } 19. Rxc8 { [%eval 0.73] [%clk 0:40:26] } 19... Bxc8 { [%eval 1.09] [%clk 0:34:38] } 20. Nc3 { [%eval 0.73] [%clk 0:36:10] } 20... Nb4 { [%eval 1.39] [%clk 0:29:31] } 21. Qc4 { [%eval 1.26] [%clk 0:34:53] } 21... Qd7 { [%eval 1.36] [%clk 0:29:00] } 22. d5 { [%eval 1.15] [%clk 0:30:19] } 22... Ba6 { [%eval 1.17] [%clk 0:27:33] } 23. Qf4 { [%eval 1.12] [%clk 0:29:35] } 23... exd5? { [%eval 2.43] } { Mistake. Nxd5 was best. } { [%clk 0:23:18] } 24. a3 { [%eval 2.34] [%clk 0:26:52] } 24... d4?! { [%eval 3.42] } { Inaccuracy. Nc6 was best. } { [%clk 0:18:31] } 25. axb4 { [%eval 3.32] [%clk 0:26:21] } 25... dxc3 { [%eval 3.27] [%clk 0:18:50] } 26. Bxc3 { [%eval 3.19] [%clk 0:26:33] } 26... axb4?! { [%eval 4.24] } { Inaccuracy. Rc8 was best. } { [%clk 0:12:31] } 27. Bxb4?! { [%eval 3.03] } { Inaccuracy. Bxg7 was best. } { [%clk 0:25:50] } 27... Bb5 { [%eval 3.04] [%clk 0:07:43] } 28. Bxe7 { [%eval 3.03] [%clk 0:23:13] } 28... Qxe7 { [%eval 2.93] [%clk 0:07:56] } 29. Bd5+ { [%eval 2.32] [%clk 0:22:49] } 29... Kh8 { [%eval 2.17] [%clk 0:08:17] } 30. Ra8?? { [%eval 0.0] } { Blunder. Bf3 was best. } { [%clk 0:17:12] } 30... Rxa8 { [%eval 0.0] [%clk 0:06:24] } 31. Bxa8 { [%eval 0.0] [%clk 0:17:41] } 31... Qxe2 { [%eval 0.0] [%clk 0:05:33] } 32. Qb8+ { [%eval 0.0] [%clk 0:17:45] } 32... Qe8 { [%eval 0.0] [%clk 0:05:19] } 1/2-1/2