Event: Round 1: Koellner, Ruben Gideon - Bui, Bao Anh Le
Date: 2024-10-21
White: Koellner, Ruben Gideon
WhiteTitle: IM
WhiteElo: 2480
Black: Bui, Bao Anh Le
BlackElo: 2221
Result: 0-1
ECO: D05
Opening: Queen's Pawn Game: Colle System
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... d5 { [%eval 0.24] [%clk 1:30:00] } 2. Nf3 { [%eval 0.08] [%clk 1:31:20] } 2... Nf6 { [%eval 0.11] [%clk 1:30:06] } 3. e3 { [%eval 0.0] [%clk 1:31:28] } 3... e6 { [%eval 0.05] [%clk 1:29:56] } 4. Nbd2 { [%eval 0.06] [%clk 1:31:40] } 4... b6 { [%eval 0.03] [%clk 1:28:48] } 5. Bd3 { [%eval 0.0] [%clk 1:31:24] } 5... Bb7 { [%eval 0.07] [%clk 1:28:27] } 6. Ne5 { [%eval 0.0] [%clk 1:31:07] } 6... Bd6 { [%eval 0.0] [%clk 1:26:11] } 7. f4 { [%eval -0.06] [%clk 1:31:00] } 7... O-O { [%eval 0.0] [%clk 1:22:46] } 8. Qf3 { [%eval -0.32] [%clk 1:31:10] } 8... c5 { [%eval -0.24] [%clk 1:19:39] } 9. c3 { [%eval -0.34] [%clk 1:31:07] } 9... Ba6 { [%eval -0.3] [%clk 1:17:12] } 10. Bc2 { [%eval -0.35] [%clk 1:29:30] } 10... Qc7 { [%eval -0.42] [%clk 1:13:23] } 11. g4 { [%eval -0.36] [%clk 1:24:24] } 11... g6 { [%eval -0.33] [%clk 0:56:14] } 12. h4 { [%eval -0.6] [%clk 1:05:41] } 12... cxd4?! { [%eval -0.02] } { Inaccuracy. Nc6 was best. } { [%clk 0:47:05] } 13. exd4 { [%eval -0.02] [%clk 1:05:55] } 13... Nc6 { [%eval 0.03] [%clk 0:46:06] } 14. Kd1?! { [%eval -0.54] } { Inaccuracy. Nb3 was best. } { [%clk 0:53:11] } 14... Rac8 { [%eval -0.66] [%clk 0:42:45] } 15. Nxc6 { [%eval -0.79] [%clk 0:53:02] } 15... Qxc6 { [%eval -0.65] [%clk 0:43:07] } 16. h5 { [%eval -0.71] [%clk 0:51:16] } 16... Qc7 { [%eval -0.79] [%clk 0:41:42] } 17. Nf1 { [%eval -0.72] [%clk 0:32:29] } 17... Ne4 { [%eval -0.79] [%clk 0:38:58] } 18. g5 { [%eval -0.84] [%clk 0:27:55] } 18... f5 { [%eval -0.77] [%clk 0:27:57] } 19. Be3?? { [%eval -4.22] } { Blunder. Rh4 was best. } { [%clk 0:17:11] } 19... Nxc3+ { [%eval -4.11] [%clk 0:03:53] } 20. bxc3 { [%eval -4.93] [%clk 0:17:32] } 20... Qxc3 { [%eval -5.12] [%clk 0:03:52] } 21. Rc1 { [%eval -5.22] [%clk 0:16:17] } 21... Ba3 { [%eval -5.01] [%clk 0:04:07] } 22. Qf2?! { [%eval -6.7] } { Inaccuracy. hxg6 was best. } { [%clk 0:07:10] } 22... Bxc1 { [%eval -6.69] [%clk 0:04:26] } 23. Bxc1 { [%eval -7.0] [%clk 0:06:37] } 23... Rc4 { [%eval -7.28] [%clk 0:04:00] } 24. hxg6 { [%eval -7.83] [%clk 0:01:53] } 24... Rxd4+ { [%eval -7.65] [%clk 0:03:42] } 25. Nd2 { [%eval -7.82] [%clk 0:02:12] } 25... Rc8 { [%eval -8.31] [%clk 0:03:43] } 26. gxh7+ { [%eval -8.19] [%clk 0:01:39] } 26... Kh8 { [%eval -8.08] [%clk 0:03:53] } 27. Ke1? { [%eval #-3] } { Checkmate is now unavoidable. Qxd4+ was best. } { [%clk 0:00:33] } 27... Re4+ { [%eval #-2] [%clk 0:04:12] } 28. Bxe4 { [%clk 0:00:51] } 28... Qxc1# { [%clk 0:04:06] } 0-1