Event: Ronda 8: Martinez Alcantara, Jose Eduardo - Mareco, Sandro
Date: 2025-04-18
White: Martinez Alcantara, Jose Eduardo
WhiteTitle: GM
WhiteElo: 2606
Black: Mareco, Sandro
BlackTitle: GM
BlackElo: 2588
Result: 1/2-1/2
ECO: C77
Opening: Ruy Lopez: Morphy Defense, Tarrasch Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:28:43] } 1... e5 { [%eval 0.21] [%clk 1:30:55] } 2. Nf3 { [%eval 0.13] [%clk 1:28:57] } 2... Nc6 { [%eval 0.21] [%clk 1:31:22] } 3. Bb5 { [%eval 0.15] [%clk 1:29:15] } 3... a6 { [%eval 0.21] [%clk 1:31:48] } 4. Ba4 { [%eval 0.11] [%clk 1:29:42] } 4... Nf6 { [%eval 0.24] [%clk 1:32:14] } 5. Nc3 { [%eval 0.0] [%clk 1:29:44] } 5... Bc5 { [%eval 0.07] [%clk 1:32:38] } 6. Bxc6 { [%eval -0.12] [%clk 1:30:05] } 6... dxc6 { [%eval -0.1] [%clk 1:33:02] } 7. d3 { [%eval -0.17] [%clk 1:30:08] } 7... Qe7 { [%eval -0.09] [%clk 1:32:49] } 8. Be3 { [%eval -0.23] [%clk 1:29:35] } 8... Bd6 { [%eval -0.24] [%clk 1:29:06] } 9. Qe2 { [%eval -0.26] [%clk 1:25:25] } 9... O-O { [%eval 0.1] [%clk 1:26:57] } 10. h3 { [%eval 0.12] [%clk 1:24:59] } 10... Nd7 { [%eval 0.06] [%clk 1:29:27] } 11. Nd2 { [%eval 0.07] [%clk 1:23:55] } 11... Nc5 { [%eval 0.14] [%clk 1:26:23] } 12. Nc4 { [%eval 0.04] [%clk 1:23:43] } 12... Ne6 { [%eval 0.17] [%clk 1:26:47] } 13. Qd2 { [%eval 0.03] [%clk 1:09:27] } 13... b5 { [%eval 0.0] [%clk 1:06:12] } 14. Nxd6 { [%eval -0.01] [%clk 1:05:44] } 14... cxd6 { [%eval -0.02] [%clk 1:06:37] } 15. O-O-O?! { [%eval -0.86] } { Inaccuracy. O-O was best. } { [%clk 1:03:59] } 15... Bb7 { [%eval -0.52] [%clk 1:04:14] } 16. f4 { [%eval -0.38] [%clk 1:00:39] } 16... exf4 { [%eval -0.32] [%clk 1:04:26] } 17. Bxf4 { [%eval -0.33] [%clk 1:01:07] } 17... d5 { [%eval -0.12] [%clk 1:04:49] } 18. Kb1?! { [%eval -0.8] } { Inaccuracy. Rhe1 was best. } { [%clk 0:57:19] } 18... b4 { [%eval -0.75] [%clk 0:57:23] } 19. Na4 { [%eval -0.73] [%clk 0:52:21] } 19... c5 { [%eval -0.71] [%clk 0:57:44] } 20. exd5 { [%eval -0.66] [%clk 0:50:20] } 20... Bxd5 { [%eval -0.53] [%clk 0:58:09] } 21. Be3 { [%eval -1.06] [%clk 0:49:42] } 21... Bc6 { [%eval -0.98] [%clk 0:52:36] } 22. Nb6 { [%eval -1.07] [%clk 0:50:11] } 22... Rad8 { [%eval -1.09] [%clk 0:52:34] } 23. Nc4 { [%eval -1.09] [%clk 0:49:58] } 23... Bd5 { [%eval -1.02] [%clk 0:52:55] } 24. b3 { [%eval -1.19] [%clk 0:45:46] } 24... Bxc4 { [%eval -1.1] [%clk 0:52:39] } 25. bxc4 { [%eval -1.09] [%clk 0:46:15] } 25... a5 { [%eval -1.31] [%clk 0:52:59] } 26. Qf2 { [%eval -1.73] [%clk 0:46:44] } 26... a4 { [%eval -1.76] [%clk 0:53:18] } 27. Bc1 { [%eval -1.96] [%clk 0:45:41] } 27... Qb7 { [%eval -1.6] [%clk 0:53:13] } 28. Bb2 { [%eval -1.58] [%clk 0:45:47] } 28... b3 { [%eval -1.64] [%clk 0:52:30] } 29. cxb3 { [%eval -1.66] [%clk 0:46:08] } 29... axb3 { [%eval -1.88] [%clk 0:52:56] } 30. a3 { [%eval -1.46] [%clk 0:46:35] } 30... Qc7?! { [%eval -0.76] } { Inaccuracy. Rd6 was best. } { [%clk 0:48:53] } 31. Rhe1 { [%eval -0.74] [%clk 0:45:15] } 31... Qf4?! { [%eval 0.34] } { Inaccuracy. Ra8 was best. } { [%clk 0:48:05] } 32. Qxf4 { [%eval -9.41] [%clk 0:28:07] } 32... Nxf4 { [%clk 0:29:13] } 1/2-1/2