Event: Round 1: Koykka, Pekka - Pitkanen, Artturi
Date: 2025-04-18
White: Koykka, Pekka
WhiteTitle: IM
WhiteElo: 2351
Black: Pitkanen, Artturi
BlackElo: 2006
Result: 1-0
ECO: A47
Opening: Pseudo Queen's Indian Defense
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:55] } 1... Nf6 { [%eval 0.19] [%clk 1:30:47] } 2. Nf3 { [%eval 0.11] [%clk 1:31:16] } 2... b6 { [%eval 0.32] [%clk 1:29:15] } 3. e3 { [%eval 0.08] [%clk 1:29:41] } 3... e6 { [%eval 0.0] [%clk 1:28:04] } 4. Bd3 { [%eval 0.0] [%clk 1:29:51] } 4... Bb7 { [%eval 0.08] [%clk 1:27:42] } 5. O-O { [%eval 0.0] [%clk 1:29:56] } 5... d6 { [%eval 0.35] [%clk 1:25:09] } 6. c4 { [%eval 0.37] [%clk 1:27:57] } 6... Nbd7 { [%eval 0.45] [%clk 1:24:37] } 7. Nc3 { [%eval 0.52] [%clk 1:21:02] } 7... Be7 { [%eval 0.83] [%clk 1:24:31] } 8. e4 { [%eval 0.95] [%clk 1:17:18] } 8... e5 { [%eval 1.04] [%clk 1:23:10] } 9. d5 { [%eval 1.08] [%clk 1:17:36] } 9... O-O { [%eval 1.07] [%clk 1:19:50] } 10. Rb1 { [%eval 1.0] [%clk 1:12:43] } 10... a5 { [%eval 1.07] [%clk 1:17:45] } 11. a3 { [%eval 1.03] [%clk 1:11:20] } 11... Nc5 { [%eval 1.08] [%clk 1:04:26] } 12. Bc2 { [%eval 1.1] [%clk 1:07:56] } 12... Ba6 { [%eval 1.29] [%clk 0:55:41] } 13. b4 { [%eval 1.21] [%clk 0:53:19] } 13... axb4 { [%eval 1.53] [%clk 0:52:37] } 14. axb4 { [%eval 1.58] [%clk 0:53:42] } 14... Ncd7 { [%eval 1.5] [%clk 0:52:52] } 15. Qe2 { [%eval 1.56] [%clk 0:49:11] } 15... h6 { [%eval 1.67] [%clk 0:43:44] } 16. Ba4 { [%eval 1.6] [%clk 0:44:30] } 16... Nb8 { [%eval 1.61] [%clk 0:33:01] } 17. Bd2 { [%eval 1.46] [%clk 0:32:06] } 17... Bc8 { [%eval 1.57] [%clk 0:25:20] } 18. Ne1 { [%eval 1.07] [%clk 0:26:28] } 18... Bd7 { [%eval 1.46] [%clk 0:19:45] } 19. Bc2 { [%eval 1.59] [%clk 0:23:49] } 19... Bg4 { [%eval 1.55] [%clk 0:16:58] } 20. f3 { [%eval 1.53] [%clk 0:23:42] } 20... Bh5 { [%eval 1.87] [%clk 0:17:21] } 21. Nd3 { [%eval 1.84] [%clk 0:21:24] } 21... Nbd7 { [%eval 2.08] [%clk 0:16:54] } 22. Ba4 { [%eval 2.07] [%clk 0:20:45] } 22... Ra7 { [%eval 2.01] [%clk 0:15:04] } 23. Bc6 { [%eval 2.06] [%clk 0:19:27] } 23... Nb8 { [%eval 1.96] [%clk 0:12:43] } 24. Bb5 { [%eval 1.79] [%clk 0:18:11] } 24... Qc8 { [%eval 2.24] [%clk 0:10:54] } 25. Be3 { [%eval 2.4] [%clk 0:18:18] } 25... Nfd7 { [%eval 2.34] [%clk 0:08:17] } 26. Kh1 { [%eval 1.73] [%clk 0:16:14] } 26... c6?! { [%eval 2.72] } { Inaccuracy. Bg6 was best. } { [%clk 0:05:54] } 27. dxc6 { [%eval 2.88] [%clk 0:16:17] } 27... Nxc6 { [%eval 2.87] [%clk 0:06:08] } 28. Nd5 { [%eval 2.84] [%clk 0:15:28] } 28... Bd8 { [%eval 2.96] [%clk 0:06:28] } 29. Rfc1 { [%eval 2.41] [%clk 0:12:35] } 29... Nd4 { [%eval 2.37] [%clk 0:01:46] } 30. Bxd4 { [%eval 2.48] [%clk 0:07:18] } 30... exd4 { [%eval 2.46] [%clk 0:02:08] } 31. Qf2 { [%eval 2.02] [%clk 0:07:36] } 31... Ne5?! { [%eval 2.76] } { Inaccuracy. f5 was best. } { [%clk 0:02:26] } 32. N3f4 { [%eval 2.99] [%clk 0:06:48] } 32... Bg5 { [%eval 3.62] [%clk 0:00:47] } 33. Rd1?! { [%eval 2.57] } { Inaccuracy. Nxh5 was best. } { [%clk 0:04:12] } 33... Bg6 { [%eval 3.0] [%clk 0:00:39] } 34. Qxd4 { [%eval 2.96] [%clk 0:04:16] } 34... Bxf4 { [%eval 3.33] [%clk 0:00:35] } 35. Nxf4 { [%eval 3.36] [%clk 0:04:38] } 35... Rd8 { [%eval 4.21] [%clk 0:00:49] } 36. Qxb6 { [%eval 3.99] [%clk 0:04:24] } 36... Ra2 { [%eval 3.94] [%clk 0:00:48] } 37. c5 { [%eval 3.87] [%clk 0:02:55] } 37... Nd7? { [%eval 6.28] } { Mistake. Kh7 was best. } { [%clk 0:00:40] } 38. Bxd7 { [%eval 5.25] [%clk 0:03:09] } 38... Rxd7 { [%eval 5.21] [%clk 0:00:59] } 39. Rxd6 { [%eval 4.86] [%clk 0:02:44] } 39... Kh7 { [%eval 4.98] [%clk 0:00:35] } 40. Nxg6 { [%eval 4.75] [%clk 0:02:12] } 40... fxg6 { [%eval 5.04] [%clk 0:00:49] } 41. h3 { [%eval 4.46] [%clk 0:28:56] } 41... Rf7 { [%eval 5.54] [%clk 0:29:28] } 42. Rd8 { [%eval 5.34] [%clk 0:27:08] } 1-0