Event: Round 4: Sergio E Barrientos - Miguel A. Valdes Martinez
Date: 2023-06-30
White: Sergio E Barrientos
Black: Miguel A. Valdes Martinez
Result: 1/2-1/2
ECO: D11
Opening: Slav Defense: Modern Line
Variant: Standard

1. d4 { [%eval 0.0] [%clk 1:26:48] } 1... d5 { [%eval 0.27] [%clk 1:30:17] } 2. c4 { [%eval 0.29] [%clk 1:27:13] } 2... c6 { [%eval 0.3] [%clk 1:30:37] } 3. Nf3 { [%eval 0.32] [%clk 1:27:17] } 3... e6 { [%eval 0.36] [%clk 1:30:46] } 4. Nc3 { [%eval 0.24] [%clk 1:27:42] } 4... f5?! { [%eval 1.14] } { Inaccuracy. Nf6 was best. } { [%clk 1:31:13] } 5. g4? { [%eval -0.15] } { Mistake. Bf4 was best. } { [%clk 1:28:09] } 5... Nf6?! { [%eval 0.89] } { Inaccuracy. fxg4 was best. } { [%clk 1:29:44] } 6. gxf5 { [%eval 0.78] [%clk 1:25:18] } 6... exf5 { [%eval 0.76] [%clk 1:29:59] } 7. cxd5 { [%eval 0.8] [%clk 1:25:24] } 7... Nxd5 { [%eval 1.01] [%clk 1:26:04] } 8. Rg1 { [%eval 0.93] [%clk 1:20:54] } 8... Be6 { [%eval 1.09] [%clk 1:18:35] } 9. e3? { [%eval -0.24] } { Mistake. Bh3 was best. } { [%clk 1:18:27] } 9... g6?! { [%eval 0.5] } { Inaccuracy. Nd7 was best. } { [%clk 1:13:41] } 10. Ng5 { [%eval 0.52] [%clk 1:12:41] } 10... Bg8 { [%eval 0.74] [%clk 1:12:40] } 11. Bd3? { [%eval -0.52] } { Mistake. e4 was best. } { [%clk 1:13:00] } 11... Nd7 { [%eval -0.39] [%clk 1:10:36] } 12. h4 { [%eval -0.83] [%clk 1:08:09] } 12... Qe7 { [%eval -0.55] [%clk 1:07:23] } 13. Bd2 { [%eval -0.7] [%clk 1:01:54] } 13... Bg7 { [%eval -0.33] [%clk 1:03:40] } 14. Nxd5 { [%eval -0.51] [%clk 0:51:18] } 14... Bxd5 { [%eval -0.49] [%clk 1:01:44] } 15. Qe2 { [%eval -0.77] [%clk 0:51:27] } 15... O-O-O { [%eval -0.8] [%clk 0:58:29] } 16. a3 { [%eval -0.97] [%clk 0:45:25] } 16... c5 { [%eval -0.63] [%clk 0:52:08] } 17. Bc4 { [%eval -0.65] [%clk 0:36:28] } 17... Bxc4 { [%eval -0.57] [%clk 0:34:22] } 18. Qxc4 { [%eval -0.7] [%clk 0:36:53] } 18... Bxd4 { [%eval -0.58] [%clk 0:34:48] } 19. O-O-O { [%eval -0.6] [%clk 0:37:16] } 19... Bf6 { [%eval -0.61] [%clk 0:35:08] } 20. Ba5 { [%eval -0.61] [%clk 0:25:56] } 20... b6 { [%eval -0.39] [%clk 0:27:09] } 21. Nf7 { [%eval -0.51] [%clk 0:20:50] } 21... bxa5 { [%eval -0.46] [%clk 0:22:51] } 22. Qa6+?! { [%eval -1.26] } { Inaccuracy. Nxh8 was best. } { [%clk 0:13:52] } 22... Kb8 { [%eval -1.2] [%clk 0:22:40] } 23. Nxd8 { [%eval -0.96] [%clk 0:14:16] } 23... Rxd8 { [%eval -0.85] [%clk 0:22:11] } 24. Rd6 { [%eval -1.39] [%clk 0:14:19] } 24... Nb6? { [%eval 0.0] } { Mistake. Be5 was best. } { [%clk 0:10:59] } 25. Rxb6+ { [%eval 0.0] } 25... axb6 { [%eval 0.0] [%clk 0:11:28] } 26. Qxb6+ { [%eval #-7] [%clk 0:14:52] } 26... Ka8 { [%eval #-6] } 27. Qa6+ Kb8 1/2-1/2