Event: Campeonato Nacional Senior 2025
Site: Comité Olímpico Nacional, Coronado, Costa Rica
White: Arce Oviedo, Cesar
WhiteElo: 1773
Black: Pazmino Acosta, Magdalena
BlackElo: 1463
Result: 1-0
ECO: A00
Opening: Grob Opening: Spike Attack
Variant: Standard
TimeControl: 90+30

1. g4? { [%eval -0.96] } { Mistake. e4 was best. } { [%clk 1:30:56] } 1... d5 { [%eval -0.94] [%clk 1:30:31] } 2. Bg2 { [%eval -0.91] [%clk 1:31:24] } 2... c6 { [%eval -0.67] [%clk 1:30:43] } 3. g5 { [%eval -0.86] [%clk 1:31:45] } 3... Bf5 { [%eval -0.38] [%clk 1:29:34] } 4. d4 { [%eval -0.63] [%clk 1:31:52] } 4... e6 { [%eval -0.75] [%clk 1:28:49] } 5. c3 { [%eval -0.81] [%clk 1:32:13] } 5... Bd6 { [%eval -0.75] [%clk 1:27:58] } 6. h4 { [%eval -0.82] [%clk 1:32:33] } 6... Nd7 { [%eval -0.44] [%clk 1:25:55] } 7. f4? { [%eval -1.59] } { Mistake. Nd2 was best. } { [%clk 1:32:15] } 7... Qc7 { [%eval -1.79] [%clk 1:25:56] } 8. e3 { [%eval -1.75] [%clk 1:32:36] } 8... h6 { [%eval -1.77] [%clk 1:25:13] } 9. Nf3 { [%eval -2.21] [%clk 1:32:55] } 9... O-O-O { [%eval -1.97] [%clk 1:24:48] } 10. Ne5?! { [%eval -3.14] } { Inaccuracy. Bd2 was best. } { [%clk 1:33:13] } 10... Nxe5?! { [%eval -2.12] } { Inaccuracy. Bxe5 was best. } { [%clk 1:24:08] } 11. dxe5 { [%eval -2.63] [%clk 1:33:05] } 11... Bc5 { [%eval -2.56] [%clk 1:21:57] } 12. b4 { [%eval -2.67] [%clk 1:33:25] } 12... Bb6 { [%eval -2.49] [%clk 1:22:18] } 13. a4 { [%eval -2.45] [%clk 1:33:47] } 13... a6 { [%eval -2.09] [%clk 1:22:19] } 14. Qb3?! { [%eval -3.43] } { Inaccuracy. Qe2 was best. } { [%clk 1:33:57] } 14... Bd3?! { [%eval -2.21] } { Inaccuracy. hxg5 was best. } { [%clk 1:18:06] } 15. Kf2? { [%eval -4.27] } { Mistake. Na3 was best. } { [%clk 1:34:13] } 15... Bc4?! { [%eval -2.8] } { Inaccuracy. hxg5 was best. } { [%clk 1:16:51] } 16. Qc2 { [%eval -2.9] [%clk 1:34:34] } 16... Ne7 { [%eval -2.46] [%clk 1:15:12] } 17. Nd2 { [%eval -2.47] [%clk 1:32:13] } 17... Nf5 { [%eval -2.74] [%clk 1:15:06] } 18. Nf1? { [%eval -4.57] } { Mistake. Nxc4 was best. } { [%clk 1:31:02] } 18... g6 { [%eval -3.71] [%clk 1:11:13] } 19. Bd2 { [%eval -4.47] [%clk 1:30:51] } 19... Ng7?? { [%eval -1.06] } { Blunder. hxg5 was best. } { [%clk 1:06:43] } 20. Ng3 { [%eval -1.02] [%clk 1:30:45] } 20... h5?! { [%eval -0.27] } { Inaccuracy. Qd7 was best. } { [%clk 1:05:49] } 21. Rhc1 { [%eval -0.31] [%clk 1:30:04] } 21... Nf5 { [%eval -0.27] [%clk 1:04:49] } 22. Nxf5 { [%eval -0.26] [%clk 1:30:25] } 22... exf5 { [%eval -0.15] [%clk 1:02:39] } 23. Bf1 { [%eval -0.39] [%clk 1:29:54] } 23... Rd7 { [%eval -0.25] [%clk 1:02:24] } 24. Rd1 { [%eval -0.21] [%clk 1:29:37] } 24... Rhd8 { [%eval -0.32] [%clk 1:02:44] } 25. a5 { [%eval -0.19] [%clk 1:26:47] } 25... Ba7 { [%eval -0.3] [%clk 1:02:51] } 26. Bxc4?? { [%eval -3.51] } { Blunder. Rdb1 was best. } { [%clk 1:26:22] } 26... dxc4 { [%eval -3.36] [%clk 1:02:09] } 27. Be1 { [%eval -3.73] [%clk 1:26:49] } 27... Rxd1?? { [%eval -1.15] } { Blunder. Rd3 was best. } { [%clk 0:56:40] } 28. Rxd1 { [%eval -1.21] [%clk 1:27:16] } 28... Rxd1 { [%eval -1.16] [%clk 0:56:14] } 29. Qxd1 { [%eval -1.25] [%clk 1:27:44] } 29... b6? { [%eval -0.11] } { Mistake. Qd7 was best. } { [%clk 0:54:23] } 30. axb6 { [%eval -0.11] [%clk 1:27:16] } 30... Qxb6 { [%eval -0.13] [%clk 0:54:30] } 31. Qe2 { [%eval -0.15] [%clk 1:27:38] } 31... Kc7 { [%eval 0.0] [%clk 0:53:20] } 32. Bd2? { [%eval -1.47] } { Mistake. Kf3 was best. } { [%clk 1:27:47] } 32... Qb5 { [%eval -1.75] [%clk 0:52:06] } 33. Bc1 { [%eval -1.66] [%clk 1:27:21] } 33... Bb6? { [%eval -0.02] } { Mistake. Qd5 was best. } { [%clk 0:51:26] } 34. Qd2 { [%eval -0.06] [%clk 1:27:30] } 34... Qd5 { [%eval -0.11] [%clk 0:51:33] } 35. Ke2?! { [%eval -1.18] } { Inaccuracy. Qxd5 was best. } { [%clk 1:25:21] } 35... Qxd2+ { [%eval -1.17] [%clk 0:47:48] } 36. Bxd2 { [%eval -1.31] [%clk 1:25:42] } 36... c5 { [%eval -1.89] [%clk 0:48:07] } 37. Kf3 { [%eval -1.6] [%clk 1:25:21] } 37... Kc6 { [%eval -1.81] [%clk 0:47:40] } 38. e4? { [%eval -3.46] } { Mistake. Ke2 was best. } { [%clk 1:25:38] } 38... cxb4 { [%eval -3.18] [%clk 0:47:38] } 39. cxb4 { [%eval -2.99] [%clk 1:25:47] } 39... Bd4 { [%eval -3.03] [%clk 0:46:38] } 40. exf5 { [%eval -3.2] [%clk 1:23:38] } 40... gxf5 { [%eval -2.64] [%clk 0:46:35] } 41. Be3?! { [%eval -4.06] } { Inaccuracy. Ke2 was best. } { [%clk 1:23:45] } 41... Bc3 { [%eval -4.21] [%clk 0:46:48] } 42. Ke2 { [%eval -4.3] [%clk 1:23:40] } 42... Bxb4 { [%eval -3.6] [%clk 0:47:13] } 43. Kd1?! { [%eval -4.69] } { Inaccuracy. Bf2 was best. } { [%clk 1:23:10] } 43... a5 { [%eval -4.48] [%clk 0:47:29] } 44. Kc2 { [%eval -4.86] [%clk 1:23:34] } 44... c3?? { [%eval 0.0] } { Blunder. Kd5 was best. } { [%clk 0:47:29] } 45. Bd4 { [%eval 0.0] [%clk 1:23:38] } 45... Kb5?? { [%eval 6.58] } { Blunder. Kd5 was best. } { [%clk 0:47:02] } 46. Bxc3 { [%eval 5.66] [%clk 1:24:04] } 46... Kc4?! { [%eval 9.01] } { Inaccuracy. Bxc3 was best. } { [%clk 0:47:01] } 47. Bxb4 { [%eval 8.99] [%clk 1:24:24] } 47... axb4? { [%eval #17] } { Checkmate is now unavoidable. a4 was best. } { [%clk 0:47:21] } 48. g6 { [%eval #16] [%clk 1:24:38] } 48... fxg6 { [%eval #16] [%clk 0:45:35] } 49. e6 { [%eval #15] [%clk 1:24:32] } 49... Kd4 { [%eval #15] [%clk 0:45:52] } 50. e7 { [%eval #12] [%clk 1:24:52] } 50... Ke4 { [%eval #11] [%clk 0:46:16] } 51. e8=Q+ { [%eval #10] [%clk 1:25:07] } 51... Kxf4 { [%eval #9] [%clk 0:46:36] } 52. Qe7 { [%eval #15] [%clk 1:25:15] } 52... Kf3 { [%eval #9] [%clk 0:46:43] } 53. Qxb4 { [%eval #12] [%clk 1:25:20] } 53... f4 { [%eval #9] [%clk 0:47:04] } 54. Kd1 { [%eval #15] [%clk 1:25:41] } 54... Kg2 { [%eval #7] [%clk 0:47:10] } 55. Qxf4 { [%eval #6] [%clk 1:25:57] } 55... Kh3 { [%eval #4] [%clk 0:47:19] } 56. Ke2 { [%eval #3] [%clk 1:26:15] } 56... g5 { [%eval #3] [%clk 0:47:25] } 57. Qxg5 { [%eval #2] [%clk 1:26:36] } 1-0