Event: Round 2: Koelpin, Arvid - Willand, Oliver
Date: 2024-08-01
White: Koelpin, Arvid
WhiteElo: 1865
Black: Willand, Oliver
BlackElo: 1868
Result: 0-1
ECO: A43
Opening: Benoni Defense: Old Benoni
Variant: Standard

1. d4 { [%eval 0.16] [%clk 1:30:53] } 1... c5 { [%eval 0.65] [%clk 1:30:51] } 2. e3?! { [%eval 0.08] } { Inaccuracy. d5 was best. } { [%clk 1:31:07] } 2... g6 { [%eval 0.34] [%clk 1:27:04] } 3. d5 { [%eval 0.32] [%clk 1:30:19] } 3... d6 { [%eval 0.36] [%clk 1:26:59] } 4. Nc3 { [%eval 0.32] [%clk 1:30:02] } 4... Bg7 { [%eval 0.28] [%clk 1:26:59] } 5. Be2 { [%eval 0.17] [%clk 1:30:08] } 5... Nf6 { [%eval 0.15] [%clk 1:27:08] } 6. e4 { [%eval -0.25] [%clk 1:30:17] } 6... O-O { [%eval -0.18] [%clk 1:26:42] } 7. Nf3 { [%eval -0.36] [%clk 1:30:40] } 7... Na6?! { [%eval 0.41] } { Inaccuracy. b5 was best. } { [%clk 1:22:48] } 8. Bf4?! { [%eval -0.34] } { Inaccuracy. O-O was best. } { [%clk 1:29:41] } 8... Nc7?! { [%eval 0.4] } { Inaccuracy. b5 was best. } { [%clk 1:21:04] } 9. Qd2? { [%eval -0.88] } { Mistake. a4 was best. } { [%clk 1:24:27] } 9... Rb8?! { [%eval -0.1] } { Inaccuracy. b5 was best. } { [%clk 1:17:20] } 10. a4 { [%eval -0.16] [%clk 1:24:10] } 10... b6?! { [%eval 0.69] } { Inaccuracy. a6 was best. } { [%clk 1:17:10] } 11. h4 { [%eval 0.64] [%clk 1:23:38] } 11... h5 { [%eval 0.7] [%clk 1:16:15] } 12. Rd1 { [%eval 0.66] [%clk 1:21:37] } 12... a6 { [%eval 0.69] [%clk 1:03:56] } 13. Ng5?! { [%eval -0.13] } { Inaccuracy. e5 was best. } { [%clk 1:18:49] } 13... b5 { [%eval -0.03] [%clk 1:00:18] } 14. e5?! { [%eval -0.69] } { Inaccuracy. b3 was best. } { [%clk 1:17:34] } 14... b4?! { [%eval 0.01] } { Inaccuracy. dxe5 was best. } { [%clk 0:57:18] } 15. exf6 { [%eval 0.03] [%clk 1:06:54] } 15... bxc3 { [%eval 0.0] [%clk 0:56:20] } 16. bxc3 { [%eval 0.04] [%clk 1:07:15] } 16... exf6 { [%eval 0.45] [%clk 0:44:19] } 17. Ne4 { [%eval 0.57] [%clk 1:07:14] } 17... Ne8 { [%eval 0.6] [%clk 0:44:25] } 18. Nxc5 { [%eval 0.64] [%clk 1:07:06] } 18... f5 { [%eval 0.52] [%clk 0:21:19] } 19. Nb3 { [%eval 0.28] [%clk 1:03:25] } 19... Nf6 { [%eval 0.29] [%clk 0:20:29] } 20. f3 { [%eval 0.4] [%clk 1:02:55] } 20... Re8 { [%eval 0.33] [%clk 0:15:15] } 21. O-O { [%eval 0.04] [%clk 1:02:31] } 21... Nd7?! { [%eval 0.77] } { Inaccuracy. Bd7 was best. } { [%clk 0:11:30] } 22. c4 { [%eval 0.68] [%clk 0:57:36] } 22... Qb6+ { [%eval 0.71] [%clk 0:08:50] } 23. Kh1 { [%eval 0.8] [%clk 0:57:13] } 23... Nc5 { [%eval 1.23] [%clk 0:08:49] } 24. a5 { [%eval 0.72] [%clk 0:54:07] } 24... Qc7?! { [%eval 1.42] } { Inaccuracy. Nxb3 was best. } { [%clk 0:07:19] } 25. Rde1? { [%eval 0.0] } { Mistake. Nxc5 was best. } { [%clk 0:45:28] } 25... Nxb3 { [%eval 0.0] [%clk 0:05:04] } 26. cxb3 { [%eval 0.0] [%clk 0:45:50] } 26... Rxb3 { [%eval -0.03] [%clk 0:05:19] } 27. Bd1 { [%eval -0.54] [%clk 0:46:12] } 27... Rxe1 { [%eval -0.42] [%clk 0:05:37] } 28. Rxe1?! { [%eval -1.42] } { Inaccuracy. Qxe1 was best. } { [%clk 0:46:31] } 28... Rb2 { [%eval -1.23] [%clk 0:04:09] } 29. Re8+ { [%eval -1.49] [%clk 0:46:27] } 29... Kh7 { [%eval -1.61] [%clk 0:04:28] } 30. Qe1?? { [%eval -4.31] } { Blunder. Qc1 was best. } { [%clk 0:45:20] } 30... Rb1?? { [%eval -1.53] } { Blunder. Qxc4 was best. } { [%clk 0:03:37] } 31. Qe2 { [%eval -1.36] [%clk 0:44:28] } 31... Qd7? { [%eval 0.0] } { Mistake. Be5 was best. } { [%clk 0:00:59] } 32. Re3?? { [%eval -3.81] } { Blunder. Re7 was best. } { [%clk 0:44:12] } 32... Bf6?? { [%eval -0.28] } { Blunder. Qa4 was best. } { [%clk 0:01:04] } 33. Bg5?? { [%eval -2.59] } { Blunder. Kh2 was best. } { [%clk 0:44:00] } 33... Bxg5 { [%eval -2.6] [%clk 0:01:16] } 34. hxg5 { [%eval -1.49] [%clk 0:44:19] } 34... Rb7?? { [%eval 3.18] } { Blunder. Qa4 was best. } { [%clk 0:01:34] } 35. Re8?? { [%eval 0.0] } { Blunder. f4 was best. } { [%clk 0:44:17] } 35... Rc7?? { [%eval 4.9] } { Blunder. Rb1 was best. } { [%clk 0:01:11] } 36. Bc2?? { [%eval 0.0] } { Blunder. f4 was best. } { [%clk 0:41:26] } 36... Rb7?? { [%eval 4.89] } { Blunder. Rxc4 was best. } { [%clk 0:01:01] } 37. Ba4?? { [%eval -4.48] } { Blunder. c5 was best. } { [%clk 0:37:50] } 37... Qxa4 { [%eval -4.05] [%clk 0:01:12] } 38. Rxc8?? { [%eval -9.49] } { Blunder. Qe1 was best. } { [%clk 0:38:04] } 38... Rb1+ { [%eval -8.35] [%clk 0:01:35] } 39. Kh2 { [%clk 0:38:15] } 39... Qa1 { [%clk 0:01:56] } 40. f4 { [%clk 0:23:44] } 0-1