Event: Round 2: Juan Miguel Alvarado Payares - Pacheco Santander, Jose David
Site: https://lichess.org/broadcast/final-nacional-colombia-intercolegiados-activo-2025--pre-juvenil-masculino/round-2/9eRljL6E/IatBILIZ
Date: 2025-10-27
White: Juan Miguel Alvarado Payares
Black: Pacheco Santander, Jose David
Result: 1-0
ECO: B50
Opening: Sicilian Defense
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:15:18] } 1... c5 { [%eval 0.24] [%clk 0:15:17] } 2. Nf3 { [%eval 0.2] [%clk 0:15:27] } 2... d6 { [%eval 0.31] [%clk 0:15:25] } 3. d4 { [%eval 0.22] [%clk 0:15:36] } 3... cxd4 { [%eval 0.19] [%clk 0:15:34] } 4. Nxd4 { [%eval 0.18] [%clk 0:15:45] } 4... a6 { [%eval 0.49] [%clk 0:15:40] } 5. Nc3 { [%eval 0.31] [%clk 0:15:54] } 5... e5 { [%eval 0.55] [%clk 0:15:46] } 6. Nf3 { [%eval 0.28] [%clk 0:16:02] } 6... Nc6 { [%eval 0.43] [%clk 0:15:55] } 7. Be3 { [%eval 0.2] [%clk 0:16:11] } 7... Bg4? { [%eval 1.61] } { Mistake. Nf6 was best. } { [%clk 0:16:02] } 8. Be2? { [%eval 0.44] } { Mistake. Nd5 was best. } { [%clk 0:16:20] } 8... Nf6 { [%eval 0.46] [%clk 0:16:06] } 9. Qd2 { [%eval 0.34] [%clk 0:16:27] } 9... Be7 { [%eval 0.42] [%clk 0:16:02] } 10. h3 { [%eval 0.1] [%clk 0:16:34] } 10... Be6 { [%eval 0.08] [%clk 0:16:09] } 11. O-O { [%eval 0.0] [%clk 0:16:39] } 11... O-O { [%eval 0.0] [%clk 0:16:16] } 12. Rfd1 { [%eval 0.04] [%clk 0:16:43] } 12... Qc7?! { [%eval 0.9] } { Inaccuracy. Rc8 was best. } { [%clk 0:16:21] } 13. a3?! { [%eval 0.11] } { Inaccuracy. Nd5 was best. } { [%clk 0:16:32] } 13... Rfd8 { [%eval 0.62] [%clk 0:16:17] } 14. Bg5?! { [%eval -0.23] } { Inaccuracy. Nd5 was best. } { [%clk 0:16:36] } 14... h6 { [%eval 0.22] [%clk 0:16:13] } 15. Bxf6 { [%eval 0.19] [%clk 0:16:40] } 15... Bxf6 { [%eval 0.22] [%clk 0:16:20] } 16. Nd5 { [%eval 0.23] [%clk 0:16:46] } 16... Bxd5 { [%eval 0.22] [%clk 0:15:44] } 17. Qxd5 { [%eval 0.18] [%clk 0:16:51] } 17... Ne7 { [%eval 0.33] [%clk 0:15:43] } 18. Qb3 { [%eval 0.35] [%clk 0:16:38] } 18... Rac8 { [%eval 0.39] [%clk 0:15:08] } 19. Rac1 { [%eval 0.22] [%clk 0:16:46] } 19... Qc6 { [%eval 0.23] [%clk 0:14:45] } 20. Bd3 { [%eval 0.22] [%clk 0:14:52] } 20... d5 { [%eval 0.41] [%clk 0:13:49] } 21. exd5 { [%eval 0.52] [%clk 0:14:56] } 21... Nxd5?? { [%eval 4.0] } { Blunder. Rxd5 was best. } { [%clk 0:13:46] } 22. Be4 { [%eval 3.98] [%clk 0:14:56] } 22... Qc4?! { [%eval 5.0] } { Inaccuracy. Qb6 was best. } { [%clk 0:09:18] } 23. Bxd5?? { [%eval -0.03] } { Blunder. Qxc4 was best. } { [%clk 0:14:59] } 23... Qxb3?? { [%eval 4.06] } { Blunder. Rxd5 was best. } { [%clk 0:09:19] } 24. Bxb3 { [%eval 4.05] [%clk 0:15:06] } 24... e4 { [%eval 4.03] [%clk 0:09:25] } 25. Rxd8+ { [%eval 3.83] [%clk 0:15:14] } 25... Rxd8 { [%eval 3.82] [%clk 0:09:32] } 26. Nh2 { [%eval 3.87] [%clk 0:15:11] } 26... Bxb2 { [%eval 3.83] [%clk 0:09:38] } 27. Re1 { [%eval 3.86] [%clk 0:15:05] } 27... Bxa3 { [%eval 3.97] [%clk 0:09:12] } 28. Rxe4 { [%eval 3.73] [%clk 0:14:57] } 28... Rd1+ { [%eval 4.04] [%clk 0:09:04] } 29. Nf1 { [%eval 4.05] [%clk 0:15:05] } 29... Kf8 { [%eval 3.91] [%clk 0:08:50] } 30. Rf4 { [%eval 3.85] [%clk 0:14:59] } 30... f6 { [%eval 3.85] [%clk 0:08:44] } 31. Rf5 { [%eval 3.77] [%clk 0:15:05] } 31... Ke7 { [%eval 3.77] [%clk 0:08:00] } 32. g4 { [%eval 3.84] [%clk 0:15:11] } 32... g6 { [%eval 3.86] [%clk 0:06:31] } 33. Rf4 { [%eval 3.67] [%clk 0:15:10] } 33... Bc1 { [%eval 4.02] [%clk 0:06:28] } 34. Re4+ { [%eval 3.81] [%clk 0:15:13] } 34... Kd6 { [%eval 4.12] [%clk 0:05:51] } 35. Kg2 { [%eval 4.01] [%clk 0:15:17] } 35... Bb2 { [%eval 4.66] [%clk 0:05:32] } 36. Ne3 { [%eval 4.68] [%clk 0:15:21] } 36... Rb1 { [%eval 4.92] [%clk 0:05:32] } 37. Nc4+ { [%eval 4.88] [%clk 0:15:26] } 37... Kc5 { [%eval 4.9] [%clk 0:04:20] } 38. Re7 { [%eval 4.72] [%clk 0:15:14] } 38... b5 { [%eval 4.92] [%clk 0:04:11] } 39. Rc7+ { [%eval 4.54] [%clk 0:15:14] } 39... Kb4 { [%eval 4.41] [%clk 0:04:17] } 40. Rb7?! { [%eval 3.27] } { Inaccuracy. Nxb2 was best. } { [%clk 0:14:45] } 40... a5?! { [%eval 4.5] } { Inaccuracy. Bd4 was best. } { [%clk 0:03:59] } 41. Nd6 { [%eval 4.49] [%clk 0:14:48] } 41... a4?! { [%eval 6.29] } { Inaccuracy. Kc5 was best. } { [%clk 0:03:43] } 42. Rxb5+ { [%eval 5.88] [%clk 0:14:55] } 42... Ka3?? { [%eval #1] } { Checkmate is now unavoidable. Kc3 was best. } { [%clk 0:03:51] } 43. Nc4# { [%clk 0:14:50] } 1-0