Event: Round 6: Boos, Patrick - Kummerow, Heiko
Date: 2025-06-09
White: Boos, Patrick
WhiteElo: 2076
Black: Kummerow, Heiko
BlackTitle: FM
BlackElo: 2163
Result: 1/2-1/2
ECO: B20
Opening: Sicilian Defense: Mengarini Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:27:04] } 1... c5 { [%eval 0.25] [%clk 1:30:50] } 2. a3 { [%eval -0.13] [%clk 1:26:48] } 2... g6 { [%eval -0.08] [%clk 1:29:21] } 3. Nc3 { [%eval -0.21] [%clk 1:27:10] } 3... Bg7 { [%eval -0.12] [%clk 1:29:22] } 4. Bc4 { [%eval -0.22] [%clk 1:27:37] } 4... Nc6 { [%eval -0.12] [%clk 1:27:49] } 5. d3 { [%eval -0.12] [%clk 1:27:57] } 5... e6 { [%eval -0.14] [%clk 1:26:34] } 6. Ba2 { [%eval -0.15] [%clk 1:27:57] } 6... Nge7 { [%eval 0.0] [%clk 1:26:29] } 7. h4 { [%eval 0.0] [%clk 1:24:35] } 7... h5 { [%eval 0.04] [%clk 1:15:18] } 8. Bg5 { [%eval 0.18] [%clk 1:23:20] } 8... d6 { [%eval 0.14] [%clk 1:09:36] } 9. Qd2 { [%eval 0.25] [%clk 1:21:40] } 9... Nd4 { [%eval 0.18] [%clk 1:07:11] } 10. Nge2 { [%eval 0.07] [%clk 1:18:39] } 10... Nxe2 { [%eval 0.02] [%clk 1:03:29] } 11. Qxe2 { [%eval -0.24] [%clk 1:18:56] } 11... Qa5?! { [%eval 0.32] } { Inaccuracy. b5 was best. } { [%clk 1:01:31] } 12. Bd2?! { [%eval -0.24] } { Inaccuracy. O-O was best. } { [%clk 1:16:09] } 12... Qc7 { [%eval 0.01] [%clk 1:01:13] } 13. O-O-O? { [%eval -1.21] } { Mistake. O-O was best. } { [%clk 1:09:39] } 13... Bd7 { [%eval -1.15] [%clk 1:00:38] } 14. Bc4?! { [%eval -1.88] } { Inaccuracy. Qf3 was best. } { [%clk 1:06:27] } 14... a6 { [%eval -1.75] [%clk 1:00:01] } 15. Rhe1?! { [%eval -2.97] } { Inaccuracy. Bb3 was best. } { [%clk 0:50:55] } 15... b5 { [%eval -2.88] [%clk 0:57:41] } 16. Bb3 { [%eval -2.5] [%clk 0:47:02] } 16... b4 { [%eval -2.26] [%clk 0:51:03] } 17. axb4?! { [%eval -3.23] } { Inaccuracy. Nb1 was best. } { [%clk 0:47:19] } 17... cxb4 { [%eval -3.39] [%clk 0:51:24] } 18. Na2 { [%eval -3.75] [%clk 0:47:11] } 18... a5 { [%eval -3.7] [%clk 0:43:11] } 19. Bc4 { [%eval -3.73] [%clk 0:44:24] } 19... Nc6 { [%eval -3.79] [%clk 0:40:39] } 20. f4 { [%eval -3.83] [%clk 0:41:51] } 20... Nd4?! { [%eval -2.96] } { Inaccuracy. O-O was best. } { [%clk 0:34:14] } 21. Qf2 { [%eval -2.63] [%clk 0:41:37] } 21... b3 { [%eval -2.27] [%clk 0:33:09] } 22. cxb3 { [%eval -2.31] [%clk 0:40:32] } 22... Nxb3+ { [%eval -2.44] [%clk 0:25:17] } 23. Kb1 { [%eval -2.42] [%clk 0:40:53] } 23... Nxd2+ { [%eval -2.39] [%clk 0:24:48] } 24. Rxd2 { [%eval -2.35] [%clk 0:41:20] } 24... O-O { [%eval -2.24] [%clk 0:24:09] } 25. Rc2?! { [%eval -3.03] } { Inaccuracy. g4 was best. } { [%clk 0:39:38] } 25... Qb7 { [%eval -2.88] [%clk 0:24:14] } 26. d4 { [%eval -2.99] [%clk 0:38:50] } 26... Rfc8 { [%eval -2.93] [%clk 0:22:25] } 27. e5 { [%eval -2.88] [%clk 0:32:56] } 27... Rab8 { [%eval -2.96] [%clk 0:21:05] } 28. Rec1 { [%eval -3.14] [%clk 0:28:00] } 28... dxe5 { [%eval -2.72] [%clk 0:16:23] } 29. dxe5 { [%eval -2.64] [%clk 0:27:42] } 29... Ba4 { [%eval -2.82] [%clk 0:14:55] } 30. Rc3 { [%eval -2.99] [%clk 0:26:43] } 30... Bf8 { [%eval -2.88] [%clk 0:14:21] } 31. Qe2 { [%eval -3.61] [%clk 0:25:16] } 31... Bc6?? { [%eval 0.09] } { Blunder. Rc6 was best. } { [%clk 0:13:14] } 32. Ba6 { [%eval 0.01] [%clk 0:23:57] } 32... Be4+ { [%eval 0.04] [%clk 0:10:57] } 33. Ka1 { [%eval 0.01] [%clk 0:24:13] } 33... Rxc3 { [%eval 0.03] [%clk 0:10:51] } 34. Bxb7 { [%eval 0.02] [%clk 0:24:12] } 34... Rxc1+ { [%eval 0.03] [%clk 0:11:01] } 35. Nxc1 { [%eval 0.02] [%clk 0:24:25] } 35... Bxb7 { [%eval 0.0] [%clk 0:11:21] } 36. Na2 { [%eval 0.01] [%clk 0:19:27] } 36... Rc8 { [%eval 0.12] [%clk 0:08:50] } 37. g4 { [%eval 0.21] [%clk 0:17:34] } 37... hxg4 { [%eval 0.16] [%clk 0:08:27] } 38. Qxg4 { [%eval 0.15] [%clk 0:18:03] } 38... Rc2 { [%eval 0.09] [%clk 0:08:21] } 39. Nc3 { [%eval 0.1] [%clk 0:17:23] } 39... Bb4 { [%eval 0.59] [%clk 0:05:20] } 40. Qd1 { [%eval 0.14] [%clk 0:15:49] } 40... Rf2?! { [%eval 0.73] } { Inaccuracy. Rh2 was best. } { [%clk 0:04:20] } 41. Qd8+ { [%eval 0.48] [%clk 0:16:09] } 41... Bf8?! { [%eval 1.21] } { Inaccuracy. Kg7 was best. } { [%clk 0:04:19] } 42. Qg5?! { [%eval 0.16] } { Inaccuracy. h5 was best. } { [%clk 0:02:18] } 1/2-1/2