Event: Round 8: Steffens, Olaf - Herbrig, Alexander
Date: 2025-05-22
White: Steffens, Olaf
WhiteTitle: FM
WhiteElo: 2184
Black: Herbrig, Alexander
BlackTitle: FM
BlackElo: 2297
Result: 0-1
ECO: A01
Opening: Nimzo-Larsen Attack: Classical Variation
Variant: Standard

1. b3 { [%eval 0.0] [%clk 1:25:52] } 1... d5 { [%eval 0.0] [%clk 1:29:08] } 2. e3 { [%eval -0.14] [%clk 1:24:56] } 2... Nf6 { [%eval 0.0] [%clk 1:25:29] } 3. Bb2 { [%eval 0.0] [%clk 1:25:09] } 3... g6 { [%eval 0.21] [%clk 1:23:49] } 4. Bxf6 { [%eval -0.3] [%clk 1:18:47] } 4... exf6 { [%eval -0.17] [%clk 1:24:09] } 5. g3 { [%eval -0.46] [%clk 1:18:08] } 5... h5 { [%eval -0.51] [%clk 1:13:42] } 6. Nf3 { [%eval -0.58] [%clk 1:04:05] } 6... Be6 { [%eval -0.26] [%clk 1:10:29] } 7. Bg2 { [%eval -0.39] [%clk 1:04:15] } 7... Qd7 { [%eval -0.19] [%clk 1:07:45] } 8. Nc3 { [%eval -0.48] [%clk 1:00:48] } 8... Nc6 { [%eval -0.45] [%clk 0:59:58] } 9. e4? { [%eval -1.89] } { Mistake. Ne2 was best. } { [%clk 0:56:05] } 9... d4?! { [%eval -0.99] } { Inaccuracy. dxe4 was best. } { [%clk 0:55:38] } 10. Ne2?! { [%eval -2.12] } { Inaccuracy. Nd5 was best. } { [%clk 0:50:11] } 10... g5 { [%eval -2.09] [%clk 0:47:47] } 11. d3 { [%eval -2.35] [%clk 0:41:36] } 11... h4 { [%eval -2.26] [%clk 0:37:41] } 12. a3?! { [%eval -3.59] } { Inaccuracy. h3 was best. } { [%clk 0:39:22] } 12... h3 { [%eval -3.78] [%clk 0:30:31] } 13. Bf1 { [%eval -3.59] [%clk 0:39:21] } 13... Bg4 { [%eval -2.88] [%clk 0:30:42] } 14. Nd2?! { [%eval -4.05] } { Inaccuracy. Nc1 was best. } { [%clk 0:36:25] } 14... Ne5 { [%eval -3.98] [%clk 0:29:40] } 15. f4 { [%eval -4.26] [%clk 0:32:32] } 15... gxf4 { [%eval -4.24] [%clk 0:27:20] } 16. gxf4 { [%eval -4.27] [%clk 0:32:55] } 16... Ng6 { [%eval -4.19] [%clk 0:27:14] } 17. f5 { [%eval -4.27] [%clk 0:31:16] } 17... Ne5 { [%eval -4.36] [%clk 0:27:15] } 18. Qc1 { [%eval -4.57] [%clk 0:25:37] } 18... Bh6 { [%eval -4.84] [%clk 0:24:29] } 19. Qb2 { [%eval -4.82] [%clk 0:24:14] } 19... Be3 { [%eval -4.48] [%clk 0:23:17] } 20. Ng1 { [%eval -4.94] [%clk 0:18:07] } 20... Rg8 { [%eval -4.36] [%clk 0:19:01] } 21. Be2 { [%eval -5.32] [%clk 0:12:15] } 21... Bxe2 { [%eval -5.25] [%clk 0:15:18] } 22. Nxe2 { [%eval -5.38] [%clk 0:12:11] } 22... Rg2 { [%eval -5.39] [%clk 0:14:23] } 23. Nf1 { [%eval -5.18] [%clk 0:10:21] } 23... O-O-O { [%eval -5.06] [%clk 0:12:40] } 24. Nxe3 { [%eval -6.22] [%clk 0:07:38] } 24... dxe3 { [%eval -6.13] [%clk 0:12:35] } 25. Rf1?? { [%eval #-13] } { Checkmate is now unavoidable. O-O-O was best. } { [%clk 0:06:38] } 25... Qxd3 { [%eval #-12] [%clk 0:11:08] } 26. cxd3 { [%eval #-12] [%clk 0:05:51] } 26... Nxd3+ { [%eval #-11] [%clk 0:11:31] } 27. Kd1 { [%eval #-11] [%clk 0:06:16] } 27... Nxb2+ { [%eval #-18] [%clk 0:11:52] } 28. Kc2 { [%eval #-10] [%clk 0:06:39] } 28... Rxe2+ { [%eval #-9] [%clk 0:12:10] } 29. Kc3 { [%eval #-9] [%clk 0:06:59] } 29... c5 { [%eval #-8] [%clk 0:11:47] } 30. b4 { [%clk 0:06:58] } 30... Rd3# { [%clk 0:12:10] } 0-1