Event: Round 1: Marin Posada, Sebastian - Pereira Vera, Henry Alberto
Date: 2025-04-14
White: Marin Posada, Sebastian
WhiteTitle: FM
WhiteElo: 2272
Black: Pereira Vera, Henry Alberto
BlackElo: 1891
Result: 1/2-1/2
ECO: B01
Opening: Scandinavian Defense: Bronstein Variation
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:51] } 1... d5 { [%eval 0.54] [%clk 1:30:38] } 2. exd5 { [%eval 0.51] [%clk 1:30:58] } 2... Qxd5 { [%eval 0.52] [%clk 1:30:46] } 3. Nc3 { [%eval 0.47] [%clk 1:31:19] } 3... Qd6 { [%eval 0.53] [%clk 1:31:08] } 4. d4 { [%eval 0.47] [%clk 1:31:25] } 4... Nf6 { [%eval 0.55] [%clk 1:31:10] } 5. Nf3 { [%eval 0.6] [%clk 1:31:22] } 5... a6 { [%eval 1.07] [%clk 1:30:36] } 6. g3 { [%eval 0.69] [%clk 1:18:31] } 6... Bg4 { [%eval 0.98] [%clk 1:28:36] } 7. h3 { [%eval 1.0] [%clk 1:17:43] } 7... Bxf3 { [%eval 0.85] [%clk 1:25:13] } 8. Qxf3 { [%eval 1.17] [%clk 1:18:02] } 8... Nc6 { [%eval 1.4] [%clk 1:24:05] } 9. Be3 { [%eval 1.29] [%clk 1:15:46] } 9... e6 { [%eval 1.41] [%clk 0:36:12] } 10. O-O-O { [%eval 1.12] [%clk 1:10:39] } 10... O-O-O { [%eval 1.04] [%clk 0:25:32] } 11. Bg2 { [%eval 1.09] [%clk 0:59:29] } 11... Be7 { [%eval 1.3] [%clk 0:25:46] } 12. a3 { [%eval 1.29] [%clk 0:42:46] } 12... Rhf8 { [%eval 1.36] [%clk 0:15:07] } 13. Rhe1 { [%eval 0.87] [%clk 0:41:12] } 13... Nd5 { [%eval 0.84] [%clk 0:13:37] } 14. Ne4 { [%eval 0.71] [%clk 0:41:39] } 14... Qd7 { [%eval 0.53] [%clk 0:13:59] } 15. Kb1 { [%eval 0.7] [%clk 0:34:42] } 15... Na5?! { [%eval 1.66] } { Inaccuracy. Nxe3 was best. } { [%clk 0:12:21] } 16. Bc1 { [%eval 1.55] [%clk 0:26:36] } 16... Nc4 { [%eval 2.14] [%clk 0:08:34] } 17. Nd2? { [%eval 0.88] } { Mistake. Nc5 was best. } { [%clk 0:29:00] } 17... Nxd2+ { [%eval 1.09] [%clk 0:08:20] } 18. Bxd2 { [%eval 0.83] [%clk 0:27:28] } 18... c6? { [%eval 2.07] } { Mistake. Qc6 was best. } { [%clk 0:08:09] } 19. c4 { [%eval 2.15] [%clk 0:26:53] } 19... Nc7 { [%eval 2.23] [%clk 0:07:09] } 20. Ba5 { [%eval 2.18] [%clk 0:26:20] } 20... Rde8 { [%eval 2.65] [%clk 0:03:14] } 21. Qh5 { [%eval 2.26] [%clk 0:14:56] } 21... Bf6 { [%eval 2.55] [%clk 0:02:13] } 22. Qxh7?? { [%eval 0.72] } { Blunder. Qc5 was best. } { [%clk 0:08:05] } 22... g6 { [%eval 0.82] [%clk 0:01:53] } 23. Qh6 { [%eval 0.88] [%clk 0:08:10] } 23... Bxd4 { [%eval 0.76] [%clk 0:02:02] } 24. Bb4 { [%eval 0.67] [%clk 0:03:31] } 24... Rh8 { [%eval 0.63] [%clk 0:02:03] } 25. Qg5 { [%eval 0.23] [%clk 0:02:34] } 25... e5 { [%eval 0.22] [%clk 0:02:11] } 26. f4 { [%eval 0.1] [%clk 0:01:01] } 26... Qf5+?! { [%eval 0.86] } { Inaccuracy. Rh5 was best. } { [%clk 0:01:53] } 27. Qxf5+ { [%eval 0.91] [%clk 0:01:03] } 27... gxf5 { [%eval 0.83] [%clk 0:02:19] } 28. Bd6 { [%eval 0.79] [%clk 0:00:59] } 28... f6 { [%eval 0.87] [%clk 0:02:28] } 29. fxe5?! { [%eval 0.0] } { Inaccuracy. h4 was best. } { [%clk 0:00:41] } 29... fxe5 { [%eval 0.45] [%clk 0:02:44] } 30. Rf1 { [%eval 0.03] [%clk 0:01:02] } 30... Rh5?! { [%eval 0.77] } { Inaccuracy. Rd8 was best. } { [%clk 0:02:02] } 31. g4 { [%eval 0.32] [%clk 0:00:36] } 31... fxg4 { [%eval 0.46] [%clk 0:01:49] } 32. hxg4 { [%eval 0.2] [%clk 0:01:00] } 32... Rg5?? { [%eval 2.41] } { Blunder. Rh6 was best. } { [%clk 0:01:32] } 33. Be4 { [%eval 2.53] [%clk 0:00:57] } 33... Rd8?! { [%eval 4.07] } { Inaccuracy. Rg7 was best. } { [%clk 0:01:08] } 34. c5 { [%eval 3.98] [%clk 0:01:09] } 34... Nd5 { [%eval 4.07] [%clk 0:00:48] } 35. Bf5+?? { [%eval 0.0] } { Blunder. Rf7 was best. } { [%clk 0:00:48] } 35... Rxf5 { [%eval 0.0] [%clk 0:01:09] } 36. gxf5 { [%eval 0.0] [%clk 0:01:04] } 36... Ne3 { [%eval 0.02] [%clk 0:01:19] } 37. f6 { [%eval 0.0] [%clk 0:01:27] } 37... Nxd1 { [%eval 0.0] [%clk 0:00:57] } 38. f7 { [%eval 0.0] [%clk 0:01:10] } 38... Nxb2 { [%eval 0.0] [%clk 0:01:10] } 39. f8=Q { [%eval 0.0] [%clk 0:00:38] } 39... Rxf8 { [%eval 0.0] [%clk 0:01:25] } 40. Rxf8+ { [%eval 0.0] [%clk 0:01:06] } 40... Kd7 { [%eval 0.0] [%clk 0:01:48] } 41. Rf7+ { [%eval 0.0] [%clk 0:01:17] } 41... Ke6 { [%eval 0.0] [%clk 0:02:03] } 42. Rxb7 { [%eval 0.0] [%clk 0:01:32] } 42... Nc4 { [%eval 0.0] [%clk 0:02:22] } 43. Bf8 { [%eval 0.0] [%clk 0:00:41] } 43... Nxa3+ { [%eval 0.0] [%clk 0:02:34] } 44. Ka2 { [%eval 0.0] [%clk 0:00:55] } 44... Nb5 { [%eval 0.0] [%clk 0:02:54] } 45. Rb6 { [%eval -0.1] [%clk 0:01:00] } 1/2-1/2