Event: Round 1: Marabajan Navas, Saul - Diaz Perez, Michel Alejandro
Date: 2025-07-13
White: Marabajan Navas, Saul
WhiteElo: 2073
Black: Diaz Perez, Michel Alejandro
BlackTitle: IM
BlackElo: 2459
Result: 0-1
ECO: E44
Opening: Nimzo-Indian Defense: St. Petersburg Variation, Romanishin–Psakhis Variation
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:56] } 1... Nf6 { [%eval 0.19] [%clk 1:26:36] } 2. c4 { [%eval 0.18] [%clk 1:31:14] } 2... e6 { [%eval 0.14] [%clk 1:26:59] } 3. Nc3 { [%eval 0.09] [%clk 1:31:34] } 3... Bb4 { [%eval 0.09] [%clk 1:27:25] } 4. e3 { [%eval 0.06] [%clk 1:31:54] } 4... b6 { [%eval 0.29] [%clk 1:27:50] } 5. Ne2 { [%eval 0.21] [%clk 1:32:18] } 5... c5 { [%eval 0.37] [%clk 1:28:08] } 6. a3 { [%eval 0.37] [%clk 1:32:40] } 6... Ba5 { [%eval 0.41] [%clk 1:28:35] } 7. Rb1 { [%eval 0.39] [%clk 1:33:04] } 7... Na6 { [%eval 0.3] [%clk 1:29:00] } 8. Ng3 { [%eval 0.5] [%clk 1:31:58] } 8... Bb7 { [%eval 0.44] [%clk 1:28:36] } 9. Bd2 { [%eval 0.32] [%clk 1:31:15] } 9... O-O { [%eval 0.35] [%clk 1:22:34] } 10. f3 { [%eval 0.16] [%clk 1:30:11] } 10... cxd4 { [%eval 0.13] [%clk 1:21:32] } 11. exd4 { [%eval 0.13] [%clk 1:29:26] } 11... Bxc3 { [%eval 0.12] [%clk 1:21:59] } 12. Bxc3 { [%eval 0.19] [%clk 1:28:39] } 12... d5 { [%eval 0.24] [%clk 1:22:22] } 13. b3 { [%eval 0.19] [%clk 1:28:20] } 13... Rc8 { [%eval 0.12] [%clk 1:19:23] } 14. Qd2 { [%eval 0.0] [%clk 1:26:57] } 14... Nb8 { [%eval 0.25] [%clk 1:15:52] } 15. Be2 { [%eval -0.19] [%clk 1:19:59] } 15... Re8 { [%eval -0.17] [%clk 1:07:01] } 16. Rc1 { [%eval -0.11] [%clk 1:16:13] } 16... Ba6 { [%eval -0.16] [%clk 1:06:32] } 17. Bb2 { [%eval -0.25] [%clk 1:14:00] } 17... Nc6 { [%eval -0.33] [%clk 1:05:50] } 18. O-O { [%eval -0.3] [%clk 1:10:08] } 18... Na5 { [%eval -0.33] [%clk 1:02:39] } 19. Qb4 { [%eval -0.15] [%clk 1:08:52] } 19... h5 { [%eval -0.17] [%clk 1:01:08] } 20. Rfe1 { [%eval -0.38] [%clk 1:06:06] } 20... h4 { [%eval -0.42] [%clk 0:59:09] } 21. Nh1 { [%eval -0.84] [%clk 1:04:04] } 21... Nh5 { [%eval -0.77] [%clk 0:58:45] } 22. Nf2 { [%eval -0.69] [%clk 1:01:53] } 22... Nf4 { [%eval -0.68] [%clk 0:55:56] } 23. Bf1 { [%eval -0.69] [%clk 1:01:33] } 23... Qg5 { [%eval -0.82] [%clk 0:55:35] } 24. Ng4 { [%eval -0.85] [%clk 0:54:51] } 24... f5?! { [%eval 0.0] } { Inaccuracy. Red8 was best. } { [%clk 0:41:47] } 25. Ne3?! { [%eval -0.97] } { Inaccuracy. Ne5 was best. } { [%clk 0:53:47] } 25... dxc4?! { [%eval -0.19] } { Inaccuracy. Red8 was best. } { [%clk 0:40:48] } 26. bxc4 { [%eval -0.25] [%clk 0:53:41] } 26... Bb7 { [%eval 0.0] [%clk 0:40:35] } 27. d5 { [%eval -0.16] [%clk 0:39:39] } 27... e5 { [%eval -0.34] [%clk 0:39:41] } 28. Qd6? { [%eval -1.76] } { Mistake. Kf2 was best. } { [%clk 0:27:09] } 28... e4 { [%eval -1.75] [%clk 0:32:04] } 29. Kh1? { [%eval -3.3] } { Mistake. fxe4 was best. } { [%clk 0:19:16] } 29... Nb3? { [%eval -1.38] } { Mistake. exf3 was best. } { [%clk 0:21:24] } 30. Be5 { [%eval -1.45] [%clk 0:12:57] } 30... Nd3 { [%eval -1.31] [%clk 0:15:24] } 31. Bxd3 { [%eval -1.27] [%clk 0:12:18] } 31... exd3 { [%eval -1.15] [%clk 0:15:42] } 32. f4?! { [%eval -2.02] } { Inaccuracy. Bf4 was best. } { [%clk 0:11:06] } 32... Qh5 { [%eval -1.91] [%clk 0:13:14] } 33. Qd7 { [%eval -1.75] [%clk 0:05:44] } 33... Rxe5 { [%eval -1.7] [%clk 0:11:58] } 34. fxe5 { [%eval -1.32] [%clk 0:06:11] } 34... Rf8? { [%eval -0.2] } { Mistake. d2 was best. } { [%clk 0:11:43] } 35. e6?? { [%eval -3.04] } { Blunder. Qe6+ was best. } { [%clk 0:02:34] } 35... Nc5 { [%eval -3.0] [%clk 0:10:53] } 36. Qc7 { [%eval -2.95] [%clk 0:01:48] } 36... d2 { [%eval -3.03] [%clk 0:10:56] } 37. e7?! { [%eval -4.67] } { Inaccuracy. h3 was best. } { [%clk 0:01:46] } 37... Re8 { [%eval -4.48] [%clk 0:11:14] } 38. d6?? { [%eval #-10] } { Checkmate is now unavoidable. Qe5 was best. } { [%clk 0:00:32] } 38... Qe2 { [%eval #-9] [%clk 0:10:15] } 39. Rg1 { [%eval #-9] [%clk 0:00:31] } 39... dxc1=Q { [%eval #-11] [%clk 0:10:29] } 40. d7 { [%eval #-7] [%clk 0:00:36] } 40... Qxg1+ { [%eval #-6] [%clk 0:09:51] } 41. Kxg1 { [%eval #-6] [%clk 0:01:02] } 41... Qxe3+ { [%eval #-5] [%clk 0:10:12] } 0-1