Event: Round 1: Diehl, Andreas - Boos, Patrick
Date: 2025-06-06
White: Diehl, Andreas
WhiteElo: 1687
Black: Boos, Patrick
BlackElo: 2076
Result: 0-1
ECO: E73
Opening: King's Indian Defense: Semi-Averbakh System
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:52] } 1... Nf6 { [%eval 0.19] [%clk 1:30:36] } 2. c4 { [%eval 0.18] [%clk 1:30:54] } 2... g6 { [%eval 0.28] [%clk 1:30:51] } 3. Nc3 { [%eval 0.18] [%clk 1:30:41] } 3... Bg7 { [%eval 0.51] [%clk 1:31:06] } 4. e4 { [%eval 0.4] [%clk 1:30:28] } 4... d6 { [%eval 0.55] [%clk 1:31:32] } 5. Be2 { [%eval 0.51] [%clk 1:29:39] } 5... O-O { [%eval 0.48] [%clk 1:31:55] } 6. Be3 { [%eval 0.5] [%clk 1:29:40] } 6... e5 { [%eval 0.61] [%clk 1:30:33] } 7. d5 { [%eval 0.57] [%clk 1:28:19] } 7... a5 { [%eval 0.87] [%clk 1:30:03] } 8. h3 { [%eval 0.54] [%clk 1:22:55] } 8... Na6 { [%eval 0.55] [%clk 1:30:05] } 9. Nf3 { [%eval 0.33] [%clk 1:21:43] } 9... Nc5 { [%eval 0.71] [%clk 1:25:41] } 10. Nd2 { [%eval 0.7] [%clk 1:20:33] } 10... Bd7 { [%eval 0.83] [%clk 1:23:52] } 11. O-O?! { [%eval 0.18] } { Inaccuracy. g4 was best. } { [%clk 1:19:20] } 11... Qe7 { [%eval 0.32] [%clk 1:20:33] } 12. Qc2 { [%eval -0.17] [%clk 1:15:07] } 12... Ne8 { [%eval 0.2] [%clk 1:19:55] } 13. Nb3?! { [%eval -0.37] } { Inaccuracy. a3 was best. } { [%clk 1:11:41] } 13... Nxb3?! { [%eval 0.3] } { Inaccuracy. b6 was best. } { [%clk 1:18:55] } 14. Qxb3 { [%eval -0.04] [%clk 1:11:50] } 14... b6 { [%eval -0.04] [%clk 1:18:34] } 15. a4 { [%eval -0.46] [%clk 1:08:01] } 15... f5 { [%eval -0.41] [%clk 1:18:28] } 16. f3 { [%eval -0.53] [%clk 1:05:39] } 16... f4 { [%eval -0.61] [%clk 1:16:37] } 17. Bf2 { [%eval -0.79] [%clk 1:05:40] } 17... Nf6?! { [%eval -0.11] } { Inaccuracy. Rf7 was best. } { [%clk 1:16:22] } 18. Bh4?! { [%eval -0.68] } { Inaccuracy. c5 was best. } { [%clk 1:02:58] } 18... h6 { [%eval -0.45] [%clk 1:16:03] } 19. Bxf6 { [%eval -0.87] [%clk 1:03:05] } 19... Rxf6?! { [%eval -0.02] } { Inaccuracy. Bxf6 was best. } { [%clk 1:16:18] } 20. Rac1?! { [%eval -0.77] } { Inaccuracy. Nb5 was best. } { [%clk 1:00:28] } 20... Raf8?! { [%eval 0.0] } { Inaccuracy. Rff8 was best. } { [%clk 1:14:04] } 21. Nb5 { [%eval -0.39] [%clk 0:58:46] } 21... Qd8?! { [%eval 0.18] } { Inaccuracy. R6f7 was best. } { [%clk 1:10:18] } 22. Qc3 { [%eval -0.26] [%clk 0:52:23] } 22... g5?! { [%eval 0.3] } { Inaccuracy. h5 was best. } { [%clk 1:04:24] } 23. b4 { [%eval -0.16] [%clk 0:51:22] } 23... axb4 { [%eval -0.18] [%clk 1:00:44] } 24. Qxb4 { [%eval -0.25] [%clk 0:51:16] } 24... h5 { [%eval -0.31] [%clk 1:01:11] } 25. Na7?? { [%eval -2.28] } { Blunder. Kf2 was best. } { [%clk 0:43:43] } 25... Rg6? { [%eval -0.82] } { Mistake. g4 was best. } { [%clk 1:00:30] } 26. Nc6 { [%eval -0.87] [%clk 0:38:39] } 26... Qf6 { [%eval -0.88] [%clk 0:58:01] } 27. a5 { [%eval -1.24] [%clk 0:37:53] } 27... g4 { [%eval -1.23] [%clk 0:57:05] } 28. hxg4 { [%eval -1.45] [%clk 0:35:48] } 28... hxg4 { [%eval -1.34] [%clk 0:57:08] } 29. fxg4 { [%eval -1.35] [%clk 0:34:37] } 29... Bxg4 { [%eval -1.32] [%clk 0:54:59] } 30. Bf3?! { [%eval -2.41] } { Inaccuracy. Bxg4 was best. } { [%clk 0:29:38] } 30... bxa5 { [%eval -2.01] [%clk 0:46:20] } 31. Qxa5?! { [%eval -2.83] } { Inaccuracy. Qc3 was best. } { [%clk 0:29:15] } 31... Rf7? { [%eval -1.14] } { Mistake. Qg5 was best. } { [%clk 0:46:39] } 32. Rb1?? { [%eval -3.67] } { Blunder. Kf2 was best. } { [%clk 0:28:05] } 32... Qg5 { [%eval -3.25] [%clk 0:42:36] } 33. Rb8+ { [%eval -3.75] [%clk 0:25:44] } 33... Kh7 { [%eval -3.51] [%clk 0:42:33] } 34. Rb2 { [%eval -4.29] [%clk 0:25:30] } 34... Bf6 { [%eval -4.5] [%clk 0:37:27] } 35. Qe1 { [%eval -5.21] [%clk 0:20:12] } 35... Rfg7 { [%eval -5.21] [%clk 0:37:07] } 36. Qe2 { [%eval -5.5] [%clk 0:06:25] } 36... Qh4 { [%eval -4.76] [%clk 0:33:48] } 0-1