Event: Campeonato Nacional Senior 2025
Site: Comité Olímpico Nacional, Coronado, Costa Rica
White: Pazmino Acosta, Magdalena
WhiteElo: 1463
Black: Calderon Villalobos, Alexis
BlackElo: 1718
Result: 1-0
ECO: D00
Opening: Queen's Pawn Game: Accelerated London System
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:31:18] } 1... d5 { [%eval 0.2] [%clk 1:29:59] } 2. Bf4 { [%eval 0.0] } 2... a6 { [%eval 0.25] } 3. e3 { [%eval 0.34] [%clk 1:31:18] } 3... Bf5 { [%eval 0.53] [%clk 1:29:53] } 4. c4 { [%eval 0.44] [%clk 1:31:33] } 4... c6 { [%eval 0.9] [%clk 1:29:04] } 5. Qb3 { [%eval 0.9] [%clk 1:31:31] } 5... b5 { [%eval 0.8] [%clk 1:26:29] } 6. c5 { [%eval 0.69] [%clk 1:30:22] } 6... Nf6 { [%eval 0.72] [%clk 1:25:44] } 7. Nd2 { [%eval 0.57] [%clk 1:29:55] } 7... e6?! { [%eval 1.31] } { Inaccuracy. Nbd7 was best. } { [%clk 1:24:28] } 8. Ngf3 { [%eval 1.06] [%clk 1:30:16] } 8... Nbd7 { [%eval 0.98] [%clk 1:23:07] } 9. Ne5?! { [%eval 0.38] } { Inaccuracy. a4 was best. } { [%clk 1:30:27] } 9... Nxe5 { [%eval 0.34] [%clk 1:23:09] } 10. Bxe5 { [%eval 0.41] [%clk 1:30:36] } 10... Nd7 { [%eval 0.48] [%clk 1:23:14] } 11. Nf3 { [%eval 0.28] [%clk 1:30:25] } 11... Qa5+ { [%eval 0.54] [%clk 1:21:04] } 12. Qc3 { [%eval 0.57] [%clk 1:30:07] } 12... Qxc3+ { [%eval 0.5] [%clk 1:20:11] } 13. bxc3 { [%eval 0.49] [%clk 1:30:26] } 13... f6 { [%eval 0.48] [%clk 1:19:19] } 14. Bg3 { [%eval 0.5] [%clk 1:30:15] } 14... h6? { [%eval 1.68] } { Mistake. Be7 was best. } { [%clk 1:18:49] } 15. h3?! { [%eval 0.55] } { Inaccuracy. a4 was best. } { [%clk 1:30:36] } 15... Be7 { [%eval 0.67] [%clk 1:18:44] } 16. Be2 { [%eval 0.71] [%clk 1:30:55] } 16... O-O { [%eval 0.74] [%clk 1:17:36] } 17. O-O { [%eval 0.76] [%clk 1:31:18] } 17... Rfe8 { [%eval 1.01] [%clk 1:11:54] } 18. Rfe1 { [%eval 0.7] [%clk 1:29:38] } 18... Bd8? { [%eval 1.9] } { Mistake. a5 was best. } { [%clk 1:09:05] } 19. Rec1? { [%eval 0.67] } { Mistake. Nh4 was best. } { [%clk 1:27:27] } 19... Ra7? { [%eval 2.38] } { Mistake. e5 was best. } { [%clk 1:07:25] } 20. Bd1? { [%eval 0.62] } { Mistake. Nh4 was best. } { [%clk 1:26:40] } 20... Bc7 { [%eval 0.61] [%clk 1:07:20] } 21. Bxc7 { [%eval 0.89] [%clk 1:26:42] } 21... Rxc7 { [%eval 0.77] [%clk 1:07:41] } 22. Bc2 { [%eval 0.83] [%clk 1:26:43] } 22... Nf8 { [%eval 1.06] [%clk 1:04:26] } 23. Bxf5 { [%eval 1.05] [%clk 1:26:00] } 23... exf5 { [%eval 1.2] [%clk 1:04:37] } 24. Re1?! { [%eval 0.52] } { Inaccuracy. a4 was best. } { [%clk 1:25:50] } 24... Ng6 { [%eval 0.88] [%clk 1:02:05] } 25. h4 { [%eval 0.74] [%clk 1:24:18] } 25... h5 { [%eval 0.8] [%clk 1:01:07] } 26. a4 { [%eval 0.81] [%clk 1:22:44] } 26... Rce7?! { [%eval 1.79] } { Inaccuracy. b4 was best. } { [%clk 0:56:56] } 27. g3 { [%eval 1.23] [%clk 1:20:31] } 27... Re6?! { [%eval 2.15] } { Inaccuracy. Ra7 was best. } { [%clk 0:54:18] } 28. axb5 { [%eval 1.98] [%clk 1:18:58] } 28... cxb5?! { [%eval 3.23] } { Inaccuracy. axb5 was best. } { [%clk 0:53:58] } 29. Kg2 { [%eval 2.73] [%clk 1:14:53] } 29... Kh8 { [%eval 3.27] [%clk 0:50:39] } 30. Ra5 { [%eval 3.05] [%clk 1:10:29] } 30... Kg8?! { [%eval 3.89] } { Inaccuracy. f4 was best. } { [%clk 0:47:18] } 31. Rea1 { [%eval 4.03] [%clk 1:10:46] } 31... Ra8 { [%eval 4.11] [%clk 0:46:49] } 32. Ne1 { [%eval 4.01] [%clk 1:03:47] } 32... Nf8 { [%eval 4.76] [%clk 0:42:47] } 33. Nd3 { [%eval 4.72] [%clk 1:04:03] } 33... g5 { [%eval 4.44] [%clk 0:34:41] } 34. Rh1 { [%eval 4.28] [%clk 1:03:43] } 34... f4 { [%eval 4.88] [%clk 0:31:37] } 35. gxf4 { [%eval 4.92] [%clk 1:03:27] } 35... g4 { [%eval 6.26] [%clk 0:31:31] } 36. f5 { [%eval 5.99] [%clk 1:03:31] } 36... Re7 { [%eval 6.2] [%clk 0:30:21] } 37. Nf4 { [%eval 6.04] [%clk 1:03:48] } 37... Rh7 { [%eval 6.9] [%clk 0:29:53] } 38. Nxd5 { [%eval 6.8] [%clk 1:04:04] } 38... Kg7 { [%eval 7.31] [%clk 0:29:56] } 39. Kg3 { [%eval 6.93] [%clk 1:02:59] } 39... Nd7 { [%eval 7.64] [%clk 0:30:01] } 40. Nb4 { [%eval 6.3] [%clk 1:02:24] } 40... Nb8 { [%eval 6.42] [%clk 0:30:15] } 41. Rd1 { [%eval 5.99] [%clk 1:02:28] } 41... Kf8 { [%eval 6.32] [%clk 0:30:12] } 42. d5 { [%eval 6.12] [%clk 1:02:46] } 42... Rd7 { [%eval 7.24] [%clk 0:28:34] } 43. e4 { [%eval 5.71] [%clk 1:02:57] } 43... Raa7 { [%eval 6.98] [%clk 0:26:51] } 44. c6 { [%eval 5.79] [%clk 1:03:13] } 44... Rd6 { [%eval 5.9] [%clk 0:26:53] } 45. Rd4 { [%eval 5.79] [%clk 1:02:50] } 45... Ke7 { [%eval 6.27] [%clk 0:25:55] } 46. Nd3 { [%eval 5.01] [%clk 1:03:06] } 46... Kd8 { [%eval 5.63] [%clk 0:24:14] } 47. Nf4 { [%eval 5.65] [%clk 1:03:19] } 47... Kc7 { [%eval 5.7] [%clk 0:24:13] } 48. Nxh5 { [%eval 5.64] [%clk 1:03:36] } 48... Kb6 { [%eval 5.52] [%clk 0:24:28] } 49. Ra1 { [%eval 5.66] [%clk 1:03:46] } 49... a5 { [%eval 5.69] [%clk 0:24:39] } 50. Nf4 { [%eval 5.52] [%clk 1:03:42] } 50... a4 { [%eval 5.56] [%clk 0:24:37] } 51. Nd3 { [%eval 4.85] [%clk 1:03:52] } 51... a3?! { [%eval 6.25] } { Inaccuracy. Rd8 was best. } { [%clk 0:24:00] } 52. Nc1 { [%eval 5.05] [%clk 1:04:15] } 52... Kc5 { [%eval 6.3] [%clk 0:23:21] } 53. Rb4 { [%eval 5.33] [%clk 1:04:11] } 53... Nxc6 { [%eval 5.19] [%clk 0:20:08] } 54. dxc6 { [%eval 5.25] [%clk 1:03:27] } 54... Kxc6 { [%eval 5.31] [%clk 0:20:22] } 55. Kxg4 { [%eval 5.38] [%clk 1:03:27] } 55... Rd1 { [%eval 5.18] [%clk 0:20:39] } 56. Rbb1 { [%eval 5.15] [%clk 1:03:39] } 56... Ra8 { [%eval 5.92] [%clk 0:17:08] } 57. Kf3 { [%eval 5.21] [%clk 1:04:14] } 57... Rd2 { [%eval 6.06] [%clk 0:16:46] } 58. Na2 { [%eval 5.92] [%clk 1:04:11] } 58... Kc5 { [%eval 5.96] [%clk 0:15:51] } 59. Nb4 { [%eval 5.7] [%clk 1:03:56] } 59... Rb2?! { [%eval 8.62] } { Inaccuracy. Kc4 was best. } { [%clk 0:14:12] } 60. Ke3 { [%eval 6.68] [%clk 1:03:06] } 60... Kc4 { [%eval 7.07] [%clk 0:14:22] } 61. Nd3?! { [%eval 4.48] } { Inaccuracy. Rxa3 was best. } { [%clk 1:02:36] } 61... Kxc3?? { [%eval #18] } { Checkmate is now unavoidable. Rxb1 was best. } { [%clk 0:14:22] } 62. Nxb2 { [%eval #18] [%clk 1:02:03] } 62... a2 { [%eval #23] [%clk 0:13:39] } 63. Nd3? { [%eval 7.05] } { Lost forced checkmate sequence. Nd1+ was best. } { [%clk 1:02:55] } 1-0