Event: Campeonato Nacional Senior 2025
Site: Comité Olímpico Nacional, Coronado, Costa Rica
White: Arce Oviedo, Cesar
WhiteElo: 1773
Black: Araya Umana, Carlos
BlackTitle: CM
BlackElo: 1893
Result: 0-1
ECO: D04
Opening: Queen's Pawn Game: Colle System, Anti-Colle
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:30:58] } 1... d5 { [%eval 0.2] [%clk 1:21:51] } 2. Nf3 { [%eval 0.08] [%clk 1:31:15] } 2... Nf6 { [%eval 0.11] [%clk 1:22:11] } 3. e3 { [%eval 0.0] [%clk 1:31:26] } 3... Bf5 { [%eval 0.29] [%clk 1:20:58] } 4. c4 { [%eval 0.21] [%clk 1:30:21] } 4... e6 { [%eval 0.33] [%clk 1:21:01] } 5. Nc3 { [%eval 0.13] [%clk 1:29:58] } 5... c6 { [%eval 0.17] [%clk 1:21:19] } 6. a3 { [%eval 0.0] [%clk 1:30:00] } 6... Nbd7 { [%eval -0.1] [%clk 1:21:13] } 7. h3 { [%eval -0.16] [%clk 1:28:37] } 7... Be7 { [%eval 0.0] [%clk 1:21:21] } 8. g4 { [%eval -0.26] [%clk 1:27:18] } 8... Bg6 { [%eval -0.16] [%clk 1:19:32] } 9. Bd2?! { [%eval -0.75] } { Inaccuracy. Nh4 was best. } { [%clk 1:25:03] } 9... Ne4 { [%eval -0.66] [%clk 1:14:43] } 10. c5?! { [%eval -1.78] } { Inaccuracy. h4 was best. } { [%clk 1:24:22] } 10... h5 { [%eval -1.55] [%clk 1:13:20] } 11. Bg2 { [%eval -1.66] [%clk 1:23:04] } 11... Bf6 { [%eval -1.5] [%clk 1:00:20] } 12. Ne2?! { [%eval -2.23] } { Inaccuracy. Nxe4 was best. } { [%clk 1:16:00] } 12... hxg4 { [%eval -2.27] [%clk 0:53:43] } 13. hxg4 { [%eval -2.22] [%clk 1:16:00] } 13... Rxh1+ { [%eval -2.05] [%clk 0:54:03] } 14. Bxh1 { [%eval -2.3] [%clk 1:16:28] } 14... Bh4 { [%eval -2.22] [%clk 0:53:20] } 15. Nxh4 { [%eval -2.23] [%clk 1:16:19] } 15... Qxh4 { [%eval -2.24] [%clk 0:53:34] } 16. Bxe4 { [%eval -2.04] [%clk 1:16:44] } 16... Bxe4 { [%eval -2.35] [%clk 0:53:16] } 17. Ng3 { [%eval -2.28] [%clk 1:17:12] } 17... Nf6 { [%eval -2.3] [%clk 0:51:29] } 18. Qb3 { [%eval -2.6] [%clk 1:16:24] } 18... O-O-O { [%eval -2.4] [%clk 0:50:48] } 19. O-O-O { [%eval -2.73] [%clk 1:16:41] } 19... Bf3 { [%eval -2.57] [%clk 0:46:44] } 20. Rf1 { [%eval -2.81] [%clk 1:15:24] } 20... Nxg4 { [%eval -2.55] [%clk 0:45:19] } 21. Qa4 { [%eval -2.34] [%clk 1:15:15] } 21... a6 { [%eval -2.52] [%clk 0:43:12] } 22. Be1?! { [%eval -3.79] } { Inaccuracy. Ba5 was best. } { [%clk 1:13:30] } 22... Qh2 { [%eval -3.08] [%clk 0:40:43] } 23. Qc2?! { [%eval -3.94] } { Inaccuracy. Qa5 was best. } { [%clk 1:12:54] } 23... Bg2 { [%eval -3.81] [%clk 0:40:16] } 24. Qe2 { [%eval -3.97] [%clk 1:13:17] } 24... f5 { [%eval -3.65] [%clk 0:38:51] } 25. b4 { [%eval -4.11] [%clk 1:13:04] } 25... Bxf1 { [%eval -4.01] [%clk 0:38:33] } 26. Qxf1 { [%eval -4.24] [%clk 1:13:26] } 26... g5 { [%eval -4.01] [%clk 0:34:52] } 27. a4?! { [%eval -5.11] } { Inaccuracy. Qe2 was best. } { [%clk 1:13:47] } 27... f4 { [%eval -4.79] [%clk 0:30:47] } 28. exf4 { [%eval -5.1] [%clk 1:14:01] } 28... gxf4 { [%eval -5.02] [%clk 0:30:58] } 29. Ne2 { [%eval -5.52] [%clk 1:14:17] } 29... f3 { [%eval -5.52] [%clk 0:22:43] } 30. Ng3 { [%eval -5.56] [%clk 1:13:56] } 30... Qg2 { [%eval -5.44] [%clk 0:21:08] } 31. Kd2 { [%eval -5.72] [%clk 1:12:05] } 31... Qxf1 { [%eval -5.35] [%clk 0:18:58] } 32. Nxf1 { [%eval -5.44] [%clk 1:12:33] } 32... e5 { [%eval -5.75] [%clk 0:17:50] } 33. Ne3 { [%eval -6.35] [%clk 1:11:45] } 33... Nxe3 { [%eval -6.23] [%clk 0:17:04] } 34. Kxe3 { [%eval -6.85] [%clk 1:11:30] } 34... e4 { [%eval -7.15] [%clk 0:09:30] } 35. Kf4 { [%eval -6.92] [%clk 1:07:06] } 35... Kd7 { [%eval -7.02] [%clk 0:09:40] } 36. Bd2 { [%eval -7.02] [%clk 1:07:23] } 36... Ke6 { [%eval -7.09] [%clk 0:09:40] } 37. Ke3 { [%eval -8.58] [%clk 1:03:54] } 37... Kf5 { [%eval -8.02] [%clk 0:07:33] } 38. Bc1 { [%eval -10.28] [%clk 1:04:13] } 38... Rg8 { [%eval -9.26] [%clk 0:07:13] } 39. a5? { [%eval #-11] } { Checkmate is now unavoidable. Kd2 was best. } { [%clk 1:03:21] } 39... Rg1 { [%eval #-11] [%clk 0:07:10] } 40. Bd2 { [%eval #-4] [%clk 1:02:38] } 40... Rd1 { [%eval #-3] [%clk 0:06:49] } 41. Be1 { [%eval #-1] [%clk 1:01:27] } 0-1