Event: Round 2: Koelpin, Arvid - Ehmann, Thilo
Date: 2025-07-17
White: Koelpin, Arvid
WhiteElo: 1951
Black: Ehmann, Thilo
BlackTitle: FM
BlackElo: 2349
Result: 0-1
ECO: A47
Opening: Pseudo Queen's Indian Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:23] } 1... Nf6 { [%eval 0.19] [%clk 1:30:40] } 2. Nf3 { [%eval 0.11] [%clk 1:30:40] } 2... b6 { [%eval 0.32] [%clk 1:30:04] } 3. e3 { [%eval 0.08] [%clk 1:30:55] } 3... Bb7 { [%eval 0.08] [%clk 1:30:24] } 4. Bd3 { [%eval 0.03] [%clk 1:31:08] } 4... e6 { [%eval 0.08] [%clk 1:28:41] } 5. O-O { [%eval 0.0] [%clk 1:31:21] } 5... c5 { [%eval 0.25] [%clk 1:28:34] } 6. b3 { [%eval 0.0] [%clk 1:31:29] } 6... cxd4 { [%eval 0.17] [%clk 1:28:42] } 7. exd4 { [%eval 0.1] [%clk 1:31:41] } 7... Be7 { [%eval 0.13] [%clk 1:29:07] } 8. Bb2 { [%eval 0.02] [%clk 1:31:53] } 8... O-O { [%eval 0.01] [%clk 1:29:28] } 9. Nbd2 { [%eval 0.0] [%clk 1:32:07] } 9... d6 { [%eval 0.0] [%clk 1:29:32] } 10. Re1 { [%eval -0.1] [%clk 1:32:16] } 10... Nbd7 { [%eval 0.02] [%clk 1:29:50] } 11. Rc1 { [%eval 0.05] [%clk 1:29:17] } 11... Re8 { [%eval 0.06] [%clk 1:29:32] } 12. Ne4 { [%eval -0.37] [%clk 1:29:20] } 12... Nxe4 { [%eval -0.31] [%clk 1:29:18] } 13. Bxe4 { [%eval -0.22] [%clk 1:29:39] } 13... Bxe4 { [%eval -0.28] [%clk 1:29:46] } 14. Rxe4 { [%eval -0.31] [%clk 1:29:47] } 14... b5 { [%eval -0.37] [%clk 1:27:06] } 15. a3 { [%eval -0.66] [%clk 1:26:06] } 15... d5 { [%eval -0.45] [%clk 1:24:00] } 16. Re2 { [%eval -0.43] [%clk 1:26:01] } 16... a5 { [%eval -0.31] [%clk 1:24:14] } 17. Qd3 { [%eval -0.46] [%clk 1:24:48] } 17... Qb6 { [%eval -0.45] [%clk 1:23:43] } 18. c4 { [%eval -0.52] [%clk 1:23:42] } 18... bxc4 { [%eval -0.47] [%clk 1:23:32] } 19. bxc4 { [%eval -0.51] [%clk 1:24:00] } 19... dxc4 { [%eval -0.36] [%clk 1:23:47] } 20. Rxc4 { [%eval -0.42] [%clk 1:23:45] } 20... Nf6 { [%eval -0.19] [%clk 1:22:46] } 21. Ne5 { [%eval -0.18] [%clk 1:23:34] } 21... Rac8 { [%eval -0.17] [%clk 1:19:17] } 22. Rec2 { [%eval -0.18] [%clk 1:23:45] } 22... Rxc4 { [%eval -0.18] [%clk 1:19:40] } 23. Qxc4 { [%eval -0.19] [%clk 1:23:40] } 23... Ra8 { [%eval -0.12] [%clk 1:08:51] } 24. Bc1 { [%eval -0.15] [%clk 1:22:16] } 24... a4 { [%eval -0.11] [%clk 1:04:43] } 25. h3 { [%eval -0.12] [%clk 1:19:39] } 25... h6 { [%eval -0.12] [%clk 1:04:33] } 26. Rc3 { [%eval -0.34] [%clk 1:12:11] } 26... Qb7 { [%eval -0.15] [%clk 1:01:52] } 27. Bf4?? { [%eval -3.77] } { Blunder. Qc7 was best. } { [%clk 0:57:56] } 27... Nd5 { [%eval -3.65] [%clk 0:51:49] } 28. Rf3 { [%eval -3.45] [%clk 0:58:02] } 28... Nxf4 { [%eval -3.79] [%clk 0:51:35] } 29. Rxf4 { [%eval -3.46] [%clk 0:58:14] } 29... Bd6 { [%eval -3.58] [%clk 0:51:35] } 30. Rf3 { [%eval -3.69] [%clk 0:52:27] } 30... Rc8 { [%eval -3.68] [%clk 0:50:06] } 31. Qxa4 { [%eval -4.04] [%clk 0:50:36] } 31... f6 { [%eval -4.09] [%clk 0:47:35] } 32. Qa5?! { [%eval -5.65] } { Inaccuracy. Rd3 was best. } { [%clk 0:43:49] } 32... fxe5 { [%eval -5.27] [%clk 0:46:43] } 33. dxe5 { [%eval -6.6] [%clk 0:44:09] } 33... Be7? { [%eval -3.91] } { Mistake. Rc1+ was best. } { [%clk 0:46:03] } 34. Qa4 { [%eval -4.13] [%clk 0:43:07] } 34... Qd5 { [%eval -3.92] [%clk 0:44:33] } 35. Qa6? { [%eval -7.49] } { Mistake. Re3 was best. } { [%clk 0:40:36] } 35... Rc1+ { [%eval -7.7] [%clk 0:44:14] } 36. Kh2 { [%eval -7.0] [%clk 0:40:55] } 36... Qxe5+ { [%eval -6.61] [%clk 0:44:28] } 37. g3?? { [%eval #-7] } { Checkmate is now unavoidable. Rg3 was best. } { [%clk 0:41:15] } 37... Qe1 { [%eval #-6] [%clk 0:44:32] } 38. Qa8+ { [%clk 0:40:25] } 38... Kh7 { [%clk 0:44:55] } 39. Re3 { [%clk 0:40:41] } 39... Qg1# { [%clk 0:45:20] } 0-1