Event: Nuorten SM 2025, U18
Site: Valkeakoski, Finland
Date: 2025-06-06
White: Collander, Joel
WhiteElo: 1907
Black: Lappalainen, Eemi
BlackElo: 1890
Result: 0-1
ECO: A40
Opening: English Defense
Variant: Standard
TimeControl: 90' / 40 moves + 30' + 30 sec / move

1. d4 { [%eval 0.17] [%clk 1:30:58] } 1... e6 { [%eval 0.37] [%clk 1:29:05] } 2. c4 { [%eval 0.16] [%clk 1:31:04] } 2... b6 { [%eval 0.34] [%clk 1:29:31] } 3. e4 { [%eval 0.36] [%clk 1:30:51] } 3... Bb4+ { [%eval 0.49] [%clk 1:29:55] } 4. Bd2 { [%eval 0.42] [%clk 1:30:50] } 4... Bxd2+ { [%eval 0.37] [%clk 1:30:19] } 5. Nxd2 { [%eval 0.27] [%clk 1:31:13] } 5... d5 { [%eval 0.36] [%clk 1:29:13] } 6. Qc2 { [%eval 0.32] [%clk 1:31:29] } 6... Ne7 { [%eval 0.32] [%clk 1:27:30] } 7. Ngf3 { [%eval 0.27] [%clk 1:31:29] } 7... O-O { [%eval 0.27] [%clk 1:26:22] } 8. Bd3 { [%eval 0.4] [%clk 1:31:41] } 8... h6 { [%eval 0.39] [%clk 1:24:59] } 9. O-O-O { [%eval -0.12] [%clk 1:30:59] } 9... c5 { [%eval -0.05] [%clk 1:20:31] } 10. h4?! { [%eval -1.13] } { Inaccuracy. exd5 was best. } { [%clk 1:25:51] } 10... Nbc6 { [%eval -1.12] [%clk 1:17:46] } 11. a3 { [%eval -1.43] [%clk 1:25:27] } 11... Nxd4 { [%eval -1.05] [%clk 1:15:36] } 12. Nxd4 { [%eval -0.97] [%clk 1:25:32] } 12... cxd4 { [%eval -1.0] [%clk 1:16:04] } 13. Kb1 { [%eval -0.9] [%clk 1:24:00] } 13... Bd7?! { [%eval -0.28] } { Inaccuracy. dxc4 was best. } { [%clk 1:08:30] } 14. exd5?! { [%eval -1.26] } { Inaccuracy. cxd5 was best. } { [%clk 1:22:01] } 14... exd5 { [%eval -1.47] [%clk 1:07:56] } 15. cxd5 { [%eval -1.86] [%clk 1:18:48] } 15... Nxd5 { [%eval -1.98] [%clk 1:04:27] } 16. Nf3 { [%eval -2.05] [%clk 1:17:57] } 16... Rc8 { [%eval -1.9] [%clk 0:58:32] } 17. Qd2 { [%eval -1.29] [%clk 1:15:39] } 17... b5 { [%eval -1.06] [%clk 0:52:00] } 18. Nxd4 { [%eval -1.19] [%clk 1:12:56] } 18... Qb6?! { [%eval -0.42] } { Inaccuracy. b4 was best. } { [%clk 0:39:26] } 19. Be4 { [%eval -0.31] [%clk 0:57:33] } 19... Ne7 { [%eval 0.01] [%clk 0:33:12] } 20. Qb4 { [%eval -0.36] [%clk 0:51:40] } 20... Rfe8 { [%eval -0.43] [%clk 0:29:49] } 21. f3?! { [%eval -1.09] } { Inaccuracy. Rhe1 was best. } { [%clk 0:42:47] } 21... Rc4 { [%eval -0.99] [%clk 0:27:35] } 22. Qd2 { [%eval -1.05] [%clk 0:42:52] } 22... b4 { [%eval -1.11] [%clk 0:26:29] } 23. b3? { [%eval -2.64] } { Mistake. a4 was best. } { [%clk 0:38:42] } 23... bxa3 { [%eval -2.58] [%clk 0:23:58] } 24. Ka2?! { [%eval -3.3] } { Inaccuracy. Ka1 was best. } { [%clk 0:38:58] } 24... Rb4 { [%eval -3.66] [%clk 0:20:41] } 25. Bc2?! { [%eval -4.7] } { Inaccuracy. Qe3 was best. } { [%clk 0:33:40] } 25... Rc8 { [%eval -4.65] [%clk 0:16:47] } 26. Qd3? { [%eval -8.61] } { Mistake. Kb1 was best. } { [%clk 0:28:50] } 26... Rxd4 { [%eval -8.52] [%clk 0:09:22] } 27. Qh7+ { [%eval -7.37] [%clk 0:28:46] } 27... Kf8 { [%eval -7.66] [%clk 0:09:44] } 28. Qh8+? { [%eval #-13] } { Checkmate is now unavoidable. h5 was best. } { [%clk 0:29:03] } 28... Ng8 { [%eval -11.06] [%clk 0:10:13] } 29. Bh7?! { [%eval #-8] } { Checkmate is now unavoidable. Qh7 was best. } { [%clk 0:29:02] } 29... Be6 { [%eval #-7] [%clk 0:08:24] } 30. Rb1 { [%eval #-4] [%clk 0:27:50] } 30... Rd2+ { [%eval #-3] [%clk 0:08:33] } 31. Ka1 { [%eval #-2] [%clk 0:27:42] } 31... Qd4+ { [%eval #-1] [%clk 0:07:42] } 0-1