Event: Nacional Escolar 2025
Site: Armenia, Colombia
White: Sanchez Barreto, Josue Efrain
WhiteElo: 1976
Black: Andrade Salcedo, Jorge Mario
BlackElo: 1897
Result: 0-1
ECO: D13
Opening: Slav Defense: Exchange Variation
Variant: Standard
TimeControl: 60 min + 30 seg

1. d4 { [%eval 0.17] [%clk 0:53:45] } 1... c5 { [%eval 0.61] [%clk 0:59:44] } 2. c3?! { [%eval 0.0] } { Inaccuracy. d5 was best. } { [%clk 0:53:22] } 2... Nf6 { [%eval 0.14] [%clk 0:58:25] } 3. Nf3 { [%eval 0.0] [%clk 0:53:44] } 3... cxd4 { [%eval 0.2] [%clk 0:57:41] } 4. cxd4 { [%eval 0.18] [%clk 0:54:05] } 4... d5 { [%eval 0.12] [%clk 0:58:01] } 5. Nc3 { [%eval 0.12] [%clk 0:51:02] } 5... Nc6 { [%eval 0.09] [%clk 0:53:56] } 6. Bf4 { [%eval 0.1] [%clk 0:50:05] } 6... Qb6 { [%eval 0.37] [%clk 0:53:40] } 7. Qc1 { [%eval -0.03] [%clk 0:49:36] } 7... Bf5 { [%eval -0.08] [%clk 0:45:26] } 8. e3 { [%eval 0.0] [%clk 0:45:51] } 8... e6 { [%eval -0.01] [%clk 0:44:53] } 9. Be2 { [%eval -0.24] [%clk 0:43:46] } 9... Be7 { [%eval -0.17] [%clk 0:44:24] } 10. O-O { [%eval -0.15] [%clk 0:44:09] } 10... O-O { [%eval -0.21] [%clk 0:44:49] } 11. Ne5 { [%eval -0.28] [%clk 0:40:27] } 11... Rac8 { [%eval -0.16] [%clk 0:43:33] } 12. Bg5 { [%eval -0.56] [%clk 0:34:19] } 12... h6?? { [%eval 2.72] } { Blunder. Nxe5 was best. } { [%clk 0:40:55] } 13. Bxf6 { [%eval 2.68] [%clk 0:34:30] } 13... Bxf6 { [%eval 2.68] [%clk 0:40:27] } 14. Nd7 { [%eval 2.72] [%clk 0:34:52] } 14... Qc7 { [%eval 2.74] [%clk 0:39:23] } 15. Nxf8 { [%eval 2.61] [%clk 0:34:46] } 15... Kxf8 { [%eval 2.71] [%clk 0:39:49] } 16. Qd2 { [%eval 2.76] [%clk 0:34:22] } 16... Qa5 { [%eval 2.83] [%clk 0:34:25] } 17. a3 { [%eval 2.71] [%clk 0:28:14] } 17... e5 { [%eval 3.04] [%clk 0:33:53] } 18. b4 { [%eval 2.62] [%clk 0:28:35] } 18... Qd8 { [%eval 2.7] [%clk 0:34:15] } 19. Rad1?? { [%eval 0.44] } { Blunder. dxe5 was best. } { [%clk 0:22:34] } 19... exd4 { [%eval 0.48] [%clk 0:33:38] } 20. exd4?? { [%eval -1.67] } { Blunder. Nb5 was best. } { [%clk 0:22:55] } 20... Nxd4 { [%eval -1.62] [%clk 0:33:45] } 21. Nb5 { [%eval -1.75] [%clk 0:21:48] } 21... Rc2 { [%eval -1.71] [%clk 0:28:14] } 22. Nxd4 { [%eval -1.67] [%clk 0:22:16] } 22... Rxd2 { [%eval -1.55] [%clk 0:28:22] } 23. Rxd2 { [%eval -1.75] [%clk 0:22:45] } 23... Bg6? { [%eval -0.37] } { Mistake. Be4 was best. } { [%clk 0:25:48] } 24. Bf3 { [%eval -0.62] [%clk 0:21:30] } 24... Bg5 { [%eval -0.27] [%clk 0:20:58] } 25. Rdd1 { [%eval -0.27] [%clk 0:21:04] } 25... a5 { [%eval 0.02] [%clk 0:20:47] } 26. Rfe1 { [%eval -0.31] [%clk 0:12:34] } 26... axb4 { [%eval 0.11] [%clk 0:17:41] } 27. axb4 { [%eval 0.04] [%clk 0:13:04] } 27... Qd6 { [%eval 0.1] [%clk 0:17:51] } 28. b5?! { [%eval -0.57] } { Inaccuracy. Nb5 was best. } { [%clk 0:11:35] } 28... Bf6 { [%eval -0.67] [%clk 0:17:39] } 29. g3 { [%eval -1.13] [%clk 0:06:48] } 29... Qb4 { [%eval -1.15] [%clk 0:14:31] } 30. Ne2?! { [%eval -1.85] } { Inaccuracy. Rc1 was best. } { [%clk 0:03:34] } 30... Bc2 { [%eval -1.93] [%clk 0:12:07] } 31. Rc1 { [%eval -1.84] [%clk 0:00:07] } 31... Bb2?! { [%eval -1.23] } { Inaccuracy. g5 was best. } { [%clk 0:12:13] } 32. Nf4?? { [%eval -4.41] } { Blunder. Rxc2 was best. } { [%clk 0:00:20] } 32... Bxc1 { [%eval -4.44] [%clk 0:11:33] } 33. Rxc1 { [%eval -4.23] [%clk 0:01:20] } 33... d4 { [%eval -4.19] [%clk 0:09:48] } 34. Kg2 { [%eval -4.67] [%clk 0:00:16] } 34... d3 { [%eval -4.54] [%clk 0:09:49] } 35. Ra1 { [%eval -4.51] [%clk 0:00:58] } 35... Qxb5?! { [%eval -3.55] } { Inaccuracy. g6 was best. } { [%clk 0:09:31] } 36. Nd5?! { [%eval -4.58] } { Inaccuracy. Ra8+ was best. } { [%clk 0:00:46] } 36... g6 { [%eval -4.51] [%clk 0:08:37] } 37. Nf6 { [%eval -5.38] [%clk 0:00:56] } 37... Kg7 { [%eval -5.33] [%clk 0:08:50] } 38. Ne4 { [%eval -5.78] [%clk 0:00:54] } 38... Qb6 { [%eval -5.25] [%clk 0:07:49] } 39. h4 { [%eval -5.61] [%clk 0:01:14] } 39... Qd4 { [%eval -5.88] [%clk 0:07:22] } 40. Ra3 { [%eval -6.65] [%clk 0:00:54] } 40... d2 { [%eval -6.71] [%clk 0:07:43] } 41. Nxd2 { [%eval -6.7] [%clk 0:01:23] } 41... Qxd2 { [%eval -6.53] [%clk 0:08:05] } 42. Ra7 { [%eval -6.63] [%clk 0:01:32] } 42... b5 { [%eval -6.64] [%clk 0:07:38] } 43. Rb7 { [%eval -7.04] [%clk 0:02:02] } 43... b4 { [%eval -6.94] [%clk 0:07:39] } 44. h5 { [%eval -6.97] [%clk 0:02:32] } 44... g5 { [%eval -6.98] [%clk 0:07:42] } 45. g4 { [%eval -9.44] [%clk 0:02:31] } 45... Qd4 { [%eval -8.66] [%clk 0:07:53] } 46. Rc7? { [%eval #-17] } { Checkmate is now unavoidable. Re7 was best. } { [%clk 0:03:24] } 46... Be4 { [%eval #-16] [%clk 0:07:33] } 47. Bxe4 { [%eval #-17] } 47... Qxe4+ { [%eval #-18] [%clk 0:08:26] } 48. f3 { [%eval #-15] [%clk 0:04:19] } 48... Qe2+ { [%eval #-15] [%clk 0:08:44] } 49. Kg1 { [%eval #-15] [%clk 0:04:46] } 0-1