Event: Ronda 1: Martinez, Ariel - Zambrana, Osvaldo
Date: 2025-04-01
White: Martinez, Ariel
WhiteElo: 2133
Black: Zambrana, Osvaldo
BlackTitle: GM
BlackElo: 2384
Result: 0-1
ECO: B33
Opening: Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:24:27] } 1... c5 { [%eval 0.25] [%clk 1:29:24] } 2. Nf3 { [%eval 0.2] [%clk 1:24:49] } 2... Nc6 { [%eval 0.25] [%clk 1:29:34] } 3. d4 { [%eval 0.27] [%clk 1:25:03] } 3... cxd4 { [%eval 0.35] [%clk 1:29:56] } 4. Nxd4 { [%eval 0.21] [%clk 1:25:26] } 4... Nf6 { [%eval 0.19] [%clk 1:30:20] } 5. Nc3 { [%eval 0.26] [%clk 1:25:47] } 5... e5 { [%eval 0.34] [%clk 1:30:43] } 6. Ndb5 { [%eval 0.31] [%clk 1:25:39] } 6... d6 { [%eval 0.34] [%clk 1:31:07] } 7. Bg5 { [%eval 0.22] [%clk 1:25:04] } 7... a6 { [%eval 0.3] [%clk 1:31:17] } 8. Na3 { [%eval 0.36] [%clk 1:25:26] } 8... b5 { [%eval 0.34] [%clk 1:31:42] } 9. Nd5 { [%eval 0.31] [%clk 1:25:36] } 9... Be7 { [%eval 0.23] [%clk 1:32:03] } 10. Bxf6 { [%eval 0.3] [%clk 1:25:52] } 10... Bxf6 { [%eval 0.31] [%clk 1:32:28] } 11. c3 { [%eval 0.24] [%clk 1:26:10] } 11... Bg5 { [%eval 0.23] [%clk 1:32:47] } 12. Nc2 { [%eval 0.15] [%clk 1:26:34] } 12... Ne7 { [%eval 0.41] [%clk 1:33:10] } 13. a4 { [%eval 0.33] [%clk 1:26:35] } 13... bxa4 { [%eval 0.35] [%clk 1:33:33] } 14. Rxa4 { [%eval -0.05] [%clk 1:25:25] } 14... O-O { [%eval 0.38] [%clk 1:33:56] } 15. Bc4 { [%eval 0.27] [%clk 1:25:55] } 15... a5 { [%eval 0.43] [%clk 1:33:24] } 16. O-O { [%eval 0.36] [%clk 1:22:19] } 16... Bd7 { [%eval 0.49] [%clk 1:29:54] } 17. Ra2 { [%eval 0.49] [%clk 1:26:40] } 17... Rc8 { [%eval 0.33] [%clk 1:25:39] } 18. Qd3 { [%eval 0.33] [%clk 1:26:15] } 18... Nxd5 { [%eval 0.37] [%clk 1:24:39] } 19. Bxd5 { [%eval 0.35] [%clk 1:26:31] } 19... Qb6 { [%eval 0.6] [%clk 1:24:30] } 20. Na3 { [%eval 0.46] [%clk 1:22:34] } 20... Qc5 { [%eval 0.48] [%clk 1:22:12] } 21. Rd1 { [%eval 0.07] [%clk 1:17:48] } 21... Kh8 { [%eval 0.16] [%clk 1:17:28] } 22. Nc4 { [%eval 0.0] [%clk 1:15:55] } 22... a4 { [%eval 0.0] [%clk 1:17:15] } 23. Nd2 { [%eval -0.21] [%clk 1:15:03] } 23... Bd8 { [%eval 0.03] [%clk 1:02:10] } 24. Nf1 { [%eval -0.15] [%clk 1:13:39] } 24... Bb6 { [%eval -0.19] [%clk 0:54:19] } 25. Ne3 { [%eval -0.16] [%clk 1:03:26] } 25... g6 { [%eval 0.0] [%clk 0:44:46] } 26. Bc4 { [%eval -0.05] [%clk 0:59:02] } 26... Be8 { [%eval 0.0] [%clk 0:41:01] } 27. Qd5?! { [%eval -0.59] } { Inaccuracy. Qd2 was best. } { [%clk 0:50:35] } 27... f5 { [%eval -0.56] [%clk 0:40:01] } 28. exf5?? { [%eval -2.88] } { Blunder. b3 was best. } { [%clk 0:48:13] } 28... gxf5?? { [%eval -0.56] } { Blunder. Qc7 was best. } { [%clk 0:40:10] } 29. Qxc5 { [%eval -0.5] [%clk 0:42:16] } 29... Bxc5 { [%eval -0.59] [%clk 0:40:37] } 30. Be6 { [%eval -0.72] [%clk 0:42:01] } 30... Rb8 { [%eval -0.75] [%clk 0:34:50] } 31. Nd5?! { [%eval -1.7] } { Inaccuracy. Bd5 was best. } { [%clk 0:39:34] } 31... Rb7 { [%eval -1.72] [%clk 0:32:14] } 32. Rd2?! { [%eval -2.91] } { Inaccuracy. Nb4 was best. } { [%clk 0:36:38] } 32... f4 { [%eval -2.96] [%clk 0:30:38] } 33. Ra1?! { [%eval -3.75] } { Inaccuracy. g4 was best. } { [%clk 0:30:07] } 33... e4 { [%eval -4.67] [%clk 0:29:19] } 34. Re2 { [%eval -4.66] [%clk 0:25:09] } 34... e3 { [%eval -4.58] [%clk 0:24:04] } 35. fxe3 { [%eval -4.99] [%clk 0:15:51] } 35... fxe3 { [%eval -4.84] [%clk 0:24:28] } 36. c4 { [%eval -5.98] [%clk 0:04:04] } 36... Rxb2 { [%eval -5.74] [%clk 0:24:06] } 37. Bg4 { [%eval -5.8] [%clk 0:03:10] } 37... Rxe2 { [%eval -5.66] [%clk 0:23:26] } 38. Bxe2 { [%eval -5.63] [%clk 0:02:43] } 38... Rf2 { [%eval -5.24] [%clk 0:23:52] } 39. Ra2 { [%eval -5.5] [%clk 0:02:41] } 39... a3 { [%eval -5.68] [%clk 0:17:02] } 0-1