Event: Campeonato Nacional Senior 2025
Site: Comité Olímpico Nacional, Coronado, Costa Rica
White: Castro Jimenez, Manuel Martin
WhiteElo: 0
Black: Chaves Solera, Milton
BlackElo: 1683
Result: 0-1
ECO: A30
Opening: English Opening: Symmetrical Variation
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.14] [%clk 1:30:55] } 1... c5 { [%eval 0.25] [%clk 1:30:47] } 2. c4 { [%eval 0.26] [%clk 1:30:46] } 2... g6 { [%eval 0.44] [%clk 1:30:36] } 3. Nc3 { [%eval 0.16] [%clk 1:29:03] } 3... Bg7 { [%eval 0.17] [%clk 1:30:27] } 4. Qb3 { [%eval -0.33] [%clk 1:24:49] } 4... Nc6 { [%eval -0.3] [%clk 1:29:23] } 5. a3 { [%eval -0.73] [%clk 1:24:59] } 5... Nf6 { [%eval -0.36] [%clk 1:29:26] } 6. Nd5?! { [%eval -1.2] } { Inaccuracy. e3 was best. } { [%clk 1:22:31] } 6... O-O { [%eval -0.91] } 7. d3 { [%eval -1.19] [%clk 1:20:20] } 7... e6?! { [%eval -0.45] } { Inaccuracy. d6 was best. } { [%clk 1:27:25] } 8. Bg5?? { [%eval -4.61] } { Blunder. Nxf6+ was best. } { [%clk 1:19:43] } 8... exd5 { [%eval -4.64] [%clk 1:27:41] } 9. cxd5 { [%eval -4.56] [%clk 1:19:29] } 9... Qa5+?? { [%eval -1.04] } { Blunder. Nd4 was best. } { [%clk 1:27:45] } 10. Nd2?? { [%eval -5.75] } { Blunder. Bd2 was best. } { [%clk 1:20:00] } 10... Nd4 { [%eval -5.81] [%clk 1:27:47] } 11. Qc4 { [%eval -6.14] [%clk 1:18:50] } 11... b5 { [%eval -6.24] [%clk 1:22:17] } 12. e3?! { [%eval -9.33] } { Inaccuracy. Qa2 was best. } { [%clk 1:16:30] } 12... Nb3?? { [%eval -0.36] } { Blunder. bxc4 was best. } { [%clk 1:25:51] } 13. Qc3?? { [%eval -7.33] } { Blunder. Qxb3 was best. } { [%clk 1:15:14] } 13... Qxc3 { [%eval -7.4] [%clk 1:26:09] } 14. bxc3 { [%eval -7.01] [%clk 1:14:57] } 14... Nxa1 { [%eval -7.13] [%clk 1:26:35] } 15. Be2 { [%eval -7.26] [%clk 1:11:17] } 15... Nxd5 { [%eval -7.14] [%clk 1:26:52] } 16. Bf3 { [%eval -7.05] [%clk 1:10:54] } 16... Bb7 { [%eval -7.26] [%clk 1:24:35] } 17. O-O { [%eval -7.13] [%clk 1:10:33] } 17... Bxc3 { [%eval -7.22] [%clk 1:24:50] } 18. Bxd5 { [%eval -8.48] [%clk 1:06:36] } 18... Bxd5 { [%eval -8.48] [%clk 1:25:05] } 19. e4 { [%eval -8.52] [%clk 1:06:27] } 19... Be6 { [%eval -8.6] [%clk 1:25:54] } 20. Nf3 { [%eval -8.83] [%clk 1:04:56] } 20... b4 { [%eval -8.61] [%clk 1:25:56] } 21. Be7 { [%eval -8.92] [%clk 1:03:20] } 21... Rfc8 { [%eval -8.47] [%clk 1:26:06] } 22. axb4 { [%eval -8.5] [%clk 1:02:03] } 22... cxb4 { [%eval -8.54] [%clk 1:26:26] } 23. Bxb4 { [%eval -8.6] [%clk 1:00:49] } 23... Nb3 { [%eval -8.22] [%clk 1:26:23] } 24. Bd6 { [%eval -8.39] [%clk 0:54:17] } 24... Nd2 { [%eval -7.73] [%clk 1:26:36] } 25. Nxd2 { [%eval -7.84] [%clk 0:50:39] } 25... Bxd2 { [%eval -7.91] [%clk 1:27:02] } 26. Ba3 { [%eval -8.01] [%clk 0:47:33] } 26... Rc2 { [%eval -7.79] [%clk 1:27:02] } 27. f4 { [%eval -8.99] [%clk 0:44:59] } 27... Be3+ { [%eval -9.03] [%clk 1:27:11] } 28. Kh1 { [%eval -8.91] [%clk 0:43:29] } 28... Rac8 { [%eval -8.83] [%clk 1:27:38] } 29. h4 { [%eval -8.95] [%clk 0:37:11] } 29... Ra2 { [%eval -8.14] [%clk 1:27:50] } 30. Rf3 { [%eval -9.68] [%clk 0:34:55] } 30... Bd4 { [%eval -9.62] [%clk 1:28:04] } 31. f5 { [%eval -9.74] [%clk 0:32:31] } 31... gxf5 { [%eval -8.7] [%clk 1:28:26] } 32. Rg3+? { [%eval #-9] } { Checkmate is now unavoidable. Bd6 was best. } { [%clk 0:30:27] } 32... Kh8 { [%eval -10.58] [%clk 1:28:51] } 33. exf5 { [%eval -71.94] [%clk 0:28:34] } 33... Rxa3 { [%eval -10.48] [%clk 1:29:06] } 34. fxe6 { [%eval -10.02] [%clk 0:27:14] } 34... fxe6 { [%eval -9.82] [%clk 1:28:19] } 35. Rf3 { [%eval #-8] [%clk 0:24:24] } 35... Ra1+ { [%eval #-7] [%clk 1:27:43] } 36. Kh2 { [%eval #-7] [%clk 0:24:33] } 36... Be5+ { [%eval #-6] [%clk 1:28:30] } 37. g3 { [%eval #-5] [%clk 0:23:05] } 37... Rc2+ { [%eval #-4] [%clk 1:27:38] } 38. Kh3 { [%eval #-4] [%clk 0:22:49] } 38... h5 { [%eval #-3] [%clk 1:28:02] } 39. g4 { [%eval #-1] [%clk 0:08:52] } 39... Kg7 { [%eval #-4] [%clk 1:28:02] } 0-1