Event: Round 4: Koskinen, Henri - Simoni, Matteo
Date: 2025-06-09
White: Koskinen, Henri
WhiteTitle: FM
WhiteElo: 2131
Black: Simoni, Matteo
BlackElo: 2012
Result: 1-0
ECO: A08
Opening: Zukertort Opening: Reversed Grünfeld
Variant: Standard

1. Nf3 { [%eval 0.1] [%clk 1:30:49] } 1... d5 { [%eval 0.18] [%clk 1:30:23] } 2. g3 { [%eval 0.15] [%clk 1:30:39] } 2... c5 { [%eval 0.14] [%clk 1:30:43] } 3. Bg2 { [%eval 0.1] [%clk 1:30:57] } 3... Nc6 { [%eval 0.29] [%clk 1:30:48] } 4. d4 { [%eval 0.21] [%clk 1:30:43] } 4... cxd4 { [%eval 0.4] [%clk 1:26:35] } 5. Nxd4 { [%eval 0.32] [%clk 1:30:58] } 5... e5 { [%eval 0.41] [%clk 1:26:34] } 6. Nxc6 { [%eval 0.33] [%clk 1:30:41] } 6... bxc6 { [%eval 0.38] [%clk 1:27:03] } 7. O-O { [%eval 0.13] [%clk 1:30:44] } 7... Nf6 { [%eval 0.47] [%clk 1:27:12] } 8. c4 { [%eval 0.36] [%clk 1:31:04] } 8... Be7 { [%eval 0.36] [%clk 1:24:42] } 9. Nc3 { [%eval 0.46] [%clk 1:29:54] } 9... Be6 { [%eval 0.39] [%clk 1:22:35] } 10. Bg5 { [%eval 0.42] [%clk 1:27:16] } 10... e4 { [%eval 0.39] [%clk 1:18:23] } 11. Qa4 { [%eval 0.4] [%clk 1:24:20] } 11... O-O { [%eval 0.4] [%clk 1:15:41] } 12. Rfd1 { [%eval 0.42] [%clk 1:21:26] } 12... Qb6 { [%eval 0.45] [%clk 1:04:16] } 13. Bxf6 { [%eval 0.27] [%clk 1:12:12] } 13... Bxf6 { [%eval 0.33] [%clk 1:04:18] } 14. cxd5 { [%eval 0.36] [%clk 1:12:24] } 14... cxd5 { [%eval 0.48] [%clk 1:04:39] } 15. Nxd5 { [%eval 0.56] [%clk 1:11:37] } 15... Bxd5 { [%eval 0.34] [%clk 1:05:07] } 16. Rxd5 { [%eval 0.26] [%clk 1:11:59] } 16... Qxb2 { [%eval 0.27] [%clk 1:05:16] } 17. Rad1 { [%eval 0.31] [%clk 1:08:31] } 17... e3 { [%eval 0.56] [%clk 0:59:52] } 18. Bf3 { [%eval 0.14] [%clk 1:07:01] } 18... exf2+ { [%eval 0.12] [%clk 0:57:37] } 19. Kxf2 { [%eval 0.15] [%clk 1:07:13] } 19... Rad8 { [%eval 0.17] [%clk 0:57:16] } 20. Kg2 { [%eval 0.16] [%clk 1:04:32] } 20... Rxd5 { [%eval 0.1] [%clk 0:37:29] } 21. Rxd5 { [%eval 0.08] [%clk 1:04:54] } 21... g6 { [%eval 0.12] [%clk 0:35:28] } 22. Qxa7 { [%eval 0.11] [%clk 1:03:25] } 22... Rc8 { [%eval 0.18] [%clk 0:31:05] } 23. a4 { [%eval 0.18] [%clk 0:55:11] } 23... Rc1?? { [%eval 2.99] } { Blunder. Rd8 was best. } { [%clk 0:24:13] } 24. Qe3?! { [%eval 1.97] } { Inaccuracy. Rd7 was best. } { [%clk 0:51:43] } 24... Qc3?? { [%eval 6.34] } { Blunder. Rc7 was best. } { [%clk 0:20:09] } 25. Qe8+ { [%eval 6.22] [%clk 0:42:59] } 25... Kg7 { [%eval 6.17] [%clk 0:20:36] } 26. Rd7 { [%eval 6.28] [%clk 0:43:17] } 26... Qc4 { [%eval 8.57] [%clk 0:10:53] } 27. Bd5 { [%eval 7.99] [%clk 0:42:22] } 27... Qc3? { [%eval #4] } { Checkmate is now unavoidable. Qxd5+ was best. } { [%clk 0:08:04] } 28. Qxf7+ { [%eval #3] [%clk 0:42:32] } 28... Kh6 { [%eval #3] [%clk 0:08:30] } 29. Qxh7+ { [%eval #2] [%clk 0:42:50] } 29... Kg5 { [%eval #2] [%clk 0:08:57] } 30. Qh4+ { [%eval #1] [%clk 0:43:10] } 30... Kf5 { [%clk 0:09:07] } 31. Qf4# { [%clk 0:43:33] } 1-0