Event: Round 2: Koop, Michael - Busch, Jonathan Luis
Date: 2025-05-29
White: Koop, Michael
WhiteElo: 1561
Black: Busch, Jonathan Luis
BlackElo: 1723
Result: 0-1
ECO: A03
Opening: Bird Opening: Sturm Gambit
Variant: Standard

1. f4 { [%eval -0.23] [%clk 1:30:58] } 1... d5 { [%eval -0.17] [%clk 1:30:26] } 2. c4 { [%eval -0.6] [%clk 1:31:20] } 2... c6?! { [%eval -0.01] } { Inaccuracy. d4 was best. } { [%clk 1:30:48] } 3. cxd5 { [%eval -0.23] [%clk 1:30:15] } 3... cxd5 { [%eval -0.24] [%clk 1:31:16] } 4. g3?! { [%eval -0.79] } { Inaccuracy. Nf3 was best. } { [%clk 1:29:36] } 4... Nf6 { [%eval -0.29] [%clk 1:31:33] } 5. Bg2 { [%eval -0.65] [%clk 1:29:01] } 5... Nc6 { [%eval -0.75] [%clk 1:31:44] } 6. Nf3 { [%eval -0.73] [%clk 1:27:03] } 6... e6 { [%eval -0.4] [%clk 1:31:23] } 7. e3 { [%eval -0.48] [%clk 1:24:57] } 7... Bc5 { [%eval -0.24] [%clk 1:30:17] } 8. a3?! { [%eval -0.82] } { Inaccuracy. Ne5 was best. } { [%clk 1:21:24] } 8... a5?! { [%eval -0.19] } { Inaccuracy. d4 was best. } { [%clk 1:26:52] } 9. d4 { [%eval -0.2] [%clk 1:18:41] } 9... Be7 { [%eval -0.16] [%clk 1:25:39] } 10. Nc3 { [%eval -0.17] [%clk 1:18:02] } 10... O-O { [%eval -0.12] [%clk 1:25:32] } 11. Bd2 { [%eval -0.21] [%clk 1:17:01] } 11... b6 { [%eval -0.01] [%clk 1:25:26] } 12. Qe2?! { [%eval -1.11] } { Inaccuracy. Ne5 was best. } { [%clk 1:14:24] } 12... Ba6 { [%eval -1.05] [%clk 1:18:04] } 13. Qf2?! { [%eval -1.88] } { Inaccuracy. Qd1 was best. } { [%clk 1:05:44] } 13... b5?! { [%eval -1.25] } { Inaccuracy. Ng4 was best. } { [%clk 1:21:59] } 14. O-O? { [%eval -2.48] } { Mistake. Ne5 was best. } { [%clk 1:01:58] } 14... b4 { [%eval -2.27] [%clk 1:21:23] } 15. axb4?! { [%eval -3.56] } { Inaccuracy. Ne2 was best. } { [%clk 0:59:48] } 15... Bxf1 { [%eval -3.54] [%clk 1:20:45] } 16. Qxf1 { [%eval -3.48] [%clk 0:59:56] } 16... axb4 { [%eval -3.39] [%clk 1:19:45] } 17. Ne2 { [%eval -3.95] [%clk 0:53:31] } 17... Ne4 { [%eval -3.6] [%clk 1:18:41] } 18. Rc1 { [%eval -4.03] [%clk 0:51:53] } 18... Na5 { [%eval -3.98] [%clk 1:17:10] } 19. Qe1 { [%eval -3.91] [%clk 0:50:33] } 19... Nb3 { [%eval -3.49] [%clk 1:13:13] } 20. Rc2?! { [%eval -5.21] } { Inaccuracy. Rb1 was best. } { [%clk 0:48:39] } 20... Nexd2 { [%eval -5.04] [%clk 1:13:05] } 21. Nxd2 { [%eval -5.12] [%clk 0:49:04] } 21... Ra1 { [%eval -5.36] [%clk 1:11:23] } 22. Nc1 { [%eval -5.35] [%clk 0:48:45] } 22... Nxc1 { [%eval -4.38] [%clk 1:10:40] } 23. Rxc1 { [%eval -4.4] [%clk 0:49:12] } 23... Rxc1 { [%eval -4.23] [%clk 1:10:32] } 24. Qxc1 { [%eval -4.17] [%clk 0:49:34] } 24... Qc8 { [%eval -3.9] [%clk 1:10:10] } 25. Qe1?! { [%eval -5.44] } { Inaccuracy. Qd1 was best. } { [%clk 0:48:45] } 25... Qc2 { [%eval -5.27] [%clk 1:07:53] } 26. b3 { [%eval -5.86] [%clk 0:47:22] } 26... Ra8 { [%eval -5.97] [%clk 1:05:00] } 27. Kf2 { [%eval -7.05] [%clk 0:43:50] } 27... Ra2 { [%eval -6.93] [%clk 1:04:17] } 28. Ke2 { [%eval -7.62] [%clk 0:44:16] } 28... Qb2 { [%eval -6.23] [%clk 0:57:17] } 29. Kd3 { [%eval -7.79] [%clk 0:43:19] } 29... Qc3+ { [%eval -7.78] [%clk 0:57:23] } 30. Ke2 { [%eval -7.71] [%clk 0:43:41] } 30... Qxb3 { [%eval -7.38] [%clk 0:57:22] } 31. Kf3 { [%eval -7.97] [%clk 0:43:20] } 31... Qc2 { [%eval -7.93] [%clk 0:56:56] } 0-1