Event: Round 1: Ngo, Bach - Leo Donnersmarck
Date: 2024-03-09
White: Ngo, Bach
WhiteTitle: IM
WhiteElo: 2376
Black: Leo Donnersmarck
Result: 1-0
ECO: D02
Opening: Queen's Pawn Game: Symmetrical Variation
Variant: Standard

1. d4 { [%eval 0.15] [%clk 1:00:00] } 1... Nf6 { [%eval 0.16] [%clk 0:59:50] } 2. Nf3 { [%eval 0.12] [%clk 0:59:56] } 2... d5 { [%eval 0.12] [%clk 0:59:42] } 3. c4 { [%eval 0.0] [%clk 0:59:56] } 3... Bg4?! { [%eval 0.98] } { Inaccuracy. e6 was best. } { [%clk 0:58:56] } 4. Qb3 { [%eval 0.57] [%clk 0:59:00] } 4... Bxf3 { [%eval 0.97] [%clk 0:55:23] } 5. gxf3 { [%eval 0.67] [%clk 0:58:34] } 5... Nc6 { [%eval 0.67] [%clk 0:53:10] } 6. e3 { [%eval 0.75] [%clk 0:58:26] } 6... Rb8 { [%eval 0.88] [%clk 0:51:05] } 7. cxd5 { [%eval 0.67] [%clk 0:57:02] } 7... Nxd5 { [%eval 0.53] [%clk 0:49:39] } 8. Nc3 { [%eval 0.58] [%clk 0:57:02] } 8... Nb6? { [%eval 1.87] } { Mistake. Nxc3 was best. } { [%clk 0:47:37] } 9. Bb5?! { [%eval 0.78] } { Inaccuracy. d5 was best. } { [%clk 0:56:02] } 9... e6 { [%eval 0.79] [%clk 0:46:16] } 10. Rg1 { [%eval 0.53] [%clk 0:53:57] } 10... Qf6 { [%eval 1.04] [%clk 0:42:57] } 11. f4 { [%eval 1.11] [%clk 0:53:39] } 11... a6 { [%eval 0.99] [%clk 0:40:30] } 12. Bd3 { [%eval 1.12] [%clk 0:52:19] } 12... Na5 { [%eval 1.67] [%clk 0:37:30] } 13. Qc2 { [%eval 1.53] [%clk 0:52:17] } 13... Bb4 { [%eval 2.06] [%clk 0:34:33] } 14. Bd2 { [%eval 1.93] [%clk 0:51:08] } 14... Nac4?? { [%eval 4.65] } { Blunder. Nc6 was best. } { [%clk 0:31:51] } 15. Bxc4 { [%eval 4.75] [%clk 0:49:37] } 15... Nxc4 { [%eval 4.81] [%clk 0:29:17] } 16. Qa4+ { [%eval 5.05] [%clk 0:49:35] } 16... b5 { [%eval 4.96] [%clk 0:28:48] } 17. Qxb4 { [%eval 4.84] [%clk 0:49:30] } 17... a5 { [%eval 5.31] [%clk 0:27:58] } 18. Qc5 { [%eval 5.33] [%clk 0:49:12] } 18... Nxb2 { [%eval 6.06] [%clk 0:25:44] } 19. Qc6+ { [%eval 5.76] [%clk 0:49:11] } 19... Kd8 { [%eval 7.17] [%clk 0:23:51] } 20. Nxb5 { [%eval 6.94] [%clk 0:49:07] } 20... Nd3+ { [%eval 7.79] [%clk 0:19:49] } 21. Ke2 { [%eval 8.12] [%clk 0:49:04] } 21... Rxb5 { [%eval 8.61] [%clk 0:18:48] } 22. Qxb5 { [%eval 8.57] [%clk 0:48:44] } 22... Nxf2 { [%eval 12.51] [%clk 0:18:28] } 23. Bxa5 { [%eval 13.48] [%clk 0:48:09] } 23... Ke7?! { [%eval #5] } { Checkmate is now unavoidable. Nd3 was best. } { [%clk 0:16:50] } 24. Qc5+ { [%eval #4] [%clk 0:48:04] } 24... Ke8 { [%eval #4] [%clk 0:16:46] } 25. Qc6+ { [%eval #3] [%clk 0:48:04] } 25... Ke7 { [%eval #3] [%clk 0:16:38] } 26. Qxc7+ { [%eval #2] [%clk 0:48:03] } 26... Ke8 { [%eval #2] [%clk 0:16:38] } 27. Qc8+ { [%eval #1] [%clk 0:47:40] } 27... Ke7 { [%eval #1] [%clk 0:16:38] } 28. Bb4# { [%clk 0:47:38] } 1-0