Event: Campeonato Nacional Senior 2025
Site: Comité Olímpico Nacional, Coronado, Costa Rica
White: Cersosimo Bolanos, Francisco
WhiteElo: 1974
Black: Bolanos Barth, Francisco
BlackElo: 1781
Result: 1-0
ECO: B00
Opening: Pirc Defense
Variant: Standard
TimeControl: 90+30

1. e4 { [%eval 0.18] [%clk 1:30:54] } 1... d6 { [%eval 0.43] [%clk 1:30:52] } 2. Bc4 { [%eval -0.02] [%clk 1:31:08] } 2... Nf6 { [%eval 0.0] [%clk 1:30:58] } 3. Nc3 { [%eval 0.0] [%clk 1:31:19] } 3... g6 { [%eval 0.2] [%clk 1:31:15] } 4. d3 { [%eval 0.12] [%clk 1:31:34] } 4... c6 { [%eval 0.15] [%clk 1:31:08] } 5. Bb3 { [%eval 0.13] [%clk 1:30:15] } 5... Nbd7 { [%eval 0.1] [%clk 1:30:26] } 6. f4 { [%eval -0.05] [%clk 1:30:30] } 6... b5 { [%eval 0.39] [%clk 1:29:50] } 7. Nf3 { [%eval 0.51] [%clk 1:30:24] } 7... Bg7 { [%eval 0.92] [%clk 1:29:17] } 8. a3?! { [%eval 0.35] } { Inaccuracy. e5 was best. } { [%clk 1:27:00] } 8... Bb7 { [%eval 0.8] [%clk 1:27:41] } 9. h3?! { [%eval -0.17] } { Inaccuracy. e5 was best. } { [%clk 1:27:00] } 9... a6?! { [%eval 0.52] } { Inaccuracy. e6 was best. } { [%clk 1:26:25] } 10. O-O?! { [%eval -0.04] } { Inaccuracy. e5 was best. } { [%clk 1:26:59] } 10... O-O { [%eval -0.02] [%clk 1:24:55] } 11. Qe1 { [%eval -0.1] [%clk 1:25:46] } 11... e5? { [%eval 1.54] } { Mistake. e6 was best. } { [%clk 1:17:50] } 12. g4? { [%eval 0.13] } { Mistake. fxe5 was best. } { [%clk 1:20:56] } 12... Rc8? { [%eval 1.26] } { Mistake. exf4 was best. } { [%clk 1:12:23] } 13. Ne2?? { [%eval -0.79] } { Blunder. f5 was best. } { [%clk 1:15:51] } 13... c5 { [%eval -0.63] [%clk 1:11:46] } 14. Ng3?! { [%eval -1.22] } { Inaccuracy. fxe5 was best. } { [%clk 1:16:02] } 14... c4 { [%eval -1.14] [%clk 1:11:27] } 15. Ba2 { [%eval -1.2] [%clk 1:15:57] } 15... cxd3?! { [%eval -0.52] } { Inaccuracy. d5 was best. } { [%clk 1:03:11] } 16. cxd3 { [%eval -0.58] [%clk 1:14:52] } 16... exf4?! { [%eval 0.0] } { Inaccuracy. Nc5 was best. } { [%clk 1:00:00] } 17. Bxf4 { [%eval 0.0] [%clk 1:12:58] } 17... Ne5 { [%eval 0.0] [%clk 0:59:46] } 18. Nxe5 { [%eval 0.0] [%clk 1:06:21] } 18... dxe5 { [%eval 0.0] [%clk 0:59:55] } 19. Bxe5 { [%eval -0.3] [%clk 1:06:42] } 19... Re8?? { [%eval 2.32] } { Blunder. Nxe4 was best. } { [%clk 0:54:38] } 20. d4?! { [%eval 1.35] } { Inaccuracy. Bc3 was best. } { [%clk 1:05:04] } 20... Rxe5 { [%eval 1.26] [%clk 0:49:17] } 21. dxe5 { [%eval 1.26] [%clk 1:05:09] } 21... Qd4+ { [%eval 1.31] [%clk 0:49:35] } 22. Qf2 { [%eval 1.31] [%clk 1:00:36] } 22... Qxe5 { [%eval 0.97] [%clk 0:49:27] } 23. Rae1 { [%eval 1.08] [%clk 1:00:27] } 23... Bf8? { [%eval 2.77] } { Mistake. Bh6 was best. } { [%clk 0:46:04] } 24. Qf4 { [%eval 2.67] [%clk 0:57:25] } 24... Qxb2?! { [%eval 3.77] } { Inaccuracy. Bd6 was best. } { [%clk 0:43:13] } 25. Bxf7+?? { [%eval 0.14] } { Blunder. Re2 was best. } { [%clk 0:56:14] } 25... Kxf7 { [%eval 0.11] [%clk 0:41:57] } 26. g5 { [%eval 0.08] [%clk 0:56:32] } 26... Qd4+ { [%eval 0.27] [%clk 0:41:29] } 27. Kh1 { [%eval 0.35] [%clk 0:51:51] } 27... Bxa3?? { [%eval 4.86] } { Blunder. Bd6 was best. } { [%clk 0:36:08] } 28. Rd1 { [%eval 4.73] [%clk 0:49:29] } 28... Qb6?! { [%eval 7.47] } { Inaccuracy. Bd6 was best. } { [%clk 0:33:34] } 29. Qe5 { [%eval 7.25] [%clk 0:47:18] } 29... Rc6? { [%eval #7] } { Checkmate is now unavoidable. Bb2 was best. } { [%clk 0:24:48] } 30. Rd7+ { [%eval #6] [%clk 0:44:59] } 30... Kg8 { [%eval #6] [%clk 0:23:47] } 31. gxf6 { [%eval #5] [%clk 0:42:37] } 31... Kf8 { [%eval #4] [%clk 0:12:43] } 32. f7 { [%eval #3] [%clk 0:40:48] } 1-0