Event: Round 6: Anthony C. Kosten - Louis Roos
Date: 2023-09-24
White: Anthony C. Kosten
WhiteTitle: GM
WhiteElo: 2352
Black: Louis Roos
BlackTitle: IM
BlackElo: 2253
Result: 1-0
ECO: A15
Opening: English Opening: Anglo-Indian Defense
Variant: Standard

1. c4 { [%eval 0.23] [%clk 1:30:56] } 1... Nf6 { [%eval 0.29] [%clk 1:28:57] } 2. g3 { [%eval 0.13] [%clk 1:31:05] } 2... e5 { [%eval 0.29] [%clk 1:27:47] } 3. Bg2 { [%eval 0.16] [%clk 1:30:24] } 3... h6 { [%eval 0.43] [%clk 1:26:55] } 4. Nc3 { [%eval 0.21] [%clk 1:30:16] } 4... Bb4 { [%eval 0.28] [%clk 1:25:41] } 5. e4 { [%eval 0.17] [%clk 1:28:26] } 5... Bxc3 { [%eval 0.61] [%clk 1:23:27] } 6. bxc3 { [%eval 0.35] [%clk 1:25:20] } 6... d6 { [%eval 0.49] [%clk 1:22:19] } 7. Ne2 { [%eval 0.07] [%clk 1:23:36] } 7... O-O { [%eval 0.49] [%clk 1:19:02] } 8. O-O { [%eval 0.48] [%clk 1:23:34] } 8... Nc6 { [%eval 0.57] [%clk 1:07:34] } 9. h3 { [%eval 0.59] [%clk 1:21:59] } 9... a6 { [%eval 0.55] [%clk 1:06:46] } 10. a4 { [%eval 0.57] [%clk 1:22:05] } 10... Bd7 { [%eval 0.66] [%clk 0:52:17] } 11. d3 { [%eval 0.68] [%clk 1:21:46] } 11... Na5 { [%eval 0.66] [%clk 0:47:39] } 12. f4 { [%eval 0.6] [%clk 1:16:09] } 12... Qe7 { [%eval 0.87] [%clk 0:47:27] } 13. c5 { [%eval 0.82] [%clk 1:07:59] } 13... Rfd8?! { [%eval 1.6] } { Inaccuracy. Rfe8 was best. } { [%clk 0:38:15] } 14. cxd6 { [%eval 1.65] [%clk 1:06:25] } 14... cxd6 { [%eval 1.53] [%clk 0:36:47] } 15. Ba3?! { [%eval 0.79] } { Inaccuracy. Be3 was best. } { [%clk 0:55:24] } 15... Qe6 { [%eval 0.89] [%clk 0:31:48] } 16. c4?! { [%eval 0.26] } { Inaccuracy. g4 was best. } { [%clk 0:50:12] } 16... b5 { [%eval 0.34] [%clk 0:31:37] } 17. axb5 { [%eval 0.42] [%clk 0:33:26] } 17... axb5 { [%eval 0.18] [%clk 0:31:42] } 18. cxb5 { [%eval 0.1] [%clk 0:33:30] } 18... Bxb5 { [%eval 0.11] [%clk 0:31:34] } 19. Nc3 { [%eval 0.16] [%clk 0:32:29] } 19... Bc6 { [%eval 0.46] [%clk 0:29:41] } 20. Bb4 { [%eval 0.11] [%clk 0:30:48] } 20... Nb7 { [%eval 0.0] [%clk 0:29:48] } 21. Qd2 { [%eval -0.04] [%clk 0:12:43] } 21... d5 { [%eval -0.03] [%clk 0:06:47] } 22. Rxa8 { [%eval 0.0] [%clk 0:04:47] } 22... Rxa8 { [%eval 0.0] [%clk 0:07:06] } 23. fxe5 { [%eval 0.0] [%clk 0:03:22] } 23... Qxe5 { [%eval 0.0] [%clk 0:07:14] } 24. Qf2 { [%eval -0.09] [%clk 0:02:26] } 24... dxe4 { [%eval -0.04] [%clk 0:06:37] } 25. dxe4 { [%eval -0.06] [%clk 0:01:57] } 25... Nd8 { [%eval 0.02] [%clk 0:03:36] } 26. Kh2 { [%eval 0.0] [%clk 0:01:41] } 26... Ne6 { [%eval 0.04] [%clk 0:02:57] } 27. Nd5 { [%eval 0.0] [%clk 0:01:41] } 27... Bb7?? { [%eval 4.98] } { Blunder. Bxd5 was best. } { [%clk 0:01:15] } 28. Bc3 { [%eval 4.88] [%clk 0:01:50] } 28... Nxe4? { [%eval 35.3] } { Mistake. Qg5 was best. } { [%clk 0:00:50] } 29. Qxf7+ { [%eval 17.53] [%clk 0:02:12] } 1-0