Event: Round 4: Mejia Romero, Arlon Maiko - Rumbo Rojas, Juan Pablo
Site: https://lichess.org/broadcast/final-nacional-colombia-intercolegiados-activo-2025--juvenil-masculino/round-4/OAewmyNR/BFnK5UHo
Date: 2025-10-28
White: Mejia Romero, Arlon Maiko
Black: Rumbo Rojas, Juan Pablo
Result: 0-1
ECO: B50
Opening: Sicilian Defense: Modern Variations
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:12:42] } 1... c5 { [%eval 0.24] [%clk 0:15:19] } 2. Nf3 { [%eval 0.2] [%clk 0:12:32] } 2... d6 { [%eval 0.31] [%clk 0:15:28] } 3. Bc4 { [%eval 0.0] [%clk 0:12:28] } 3... e6 { [%eval 0.2] [%clk 0:15:36] } 4. Bb5+ { [%eval 0.04] [%clk 0:12:32] } 4... Bd7 { [%eval 0.02] [%clk 0:15:44] } 5. Bxd7+ { [%eval 0.0] [%clk 0:12:26] } 5... Nxd7 { [%eval 0.0] [%clk 0:15:53] } 6. d3 { [%eval -0.03] [%clk 0:12:27] } 6... Ngf6 { [%eval -0.01] [%clk 0:15:57] } 7. Nc3 { [%eval -0.14] [%clk 0:12:32] } 7... a6 { [%eval -0.09] [%clk 0:16:05] } 8. O-O { [%eval -0.1] [%clk 0:12:38] } 8... g6 { [%eval 0.3] [%clk 0:16:07] } 9. Bg5 { [%eval 0.11] [%clk 0:12:43] } 9... Bg7 { [%eval 0.16] [%clk 0:16:15] } 10. Qd2 { [%eval 0.07] [%clk 0:12:22] } 10... Qb6 { [%eval 0.35] [%clk 0:16:00] } 11. b3?! { [%eval -0.51] } { Inaccuracy. a4 was best. } { [%clk 0:12:24] } 11... O-O?! { [%eval 0.19] } { Inaccuracy. h6 was best. } { [%clk 0:15:30] } 12. Rae1 { [%eval -0.24] [%clk 0:11:08] } 12... Ng4 { [%eval 0.15] [%clk 0:14:42] } 13. Be7 { [%eval -0.25] [%clk 0:10:08] } 13... Rfe8 { [%eval -0.27] [%clk 0:14:45] } 14. h3 { [%eval -0.58] [%clk 0:10:07] } 14... Rxe7 { [%eval -0.35] [%clk 0:14:30] } 15. hxg4 { [%eval -0.51] [%clk 0:10:14] } 15... Qa5?? { [%eval 2.19] } { Blunder. Qb4 was best. } { [%clk 0:14:36] } 16. d4?? { [%eval -1.94] } { Blunder. Nd5 was best. } { [%clk 0:08:30] } 16... cxd4?? { [%eval 0.83] } { Blunder. Ree8 was best. } { [%clk 0:14:29] } 17. Nxd4?? { [%eval -2.34] } { Blunder. Nd5 was best. } { [%clk 0:08:14] } 17... Rc8 { [%eval -2.54] [%clk 0:14:28] } 18. Re3 { [%eval -2.47] [%clk 0:06:31] } 18... Bh6?! { [%eval -1.56] } { Inaccuracy. Ne5 was best. } { [%clk 0:13:55] } 19. f4 { [%eval -1.65] [%clk 0:06:33] } 19... e5 { [%eval -1.4] [%clk 0:14:02] } 20. g5?? { [%eval -3.42] } { Blunder. Nde2 was best. } { [%clk 0:06:38] } 20... exd4 { [%eval -3.35] [%clk 0:14:10] } 21. Qxd4 { [%eval -3.78] [%clk 0:06:19] } 21... Bg7 { [%eval -3.75] [%clk 0:14:19] } 22. Qxd6 { [%eval -3.76] [%clk 0:06:25] } 22... Qc5 { [%eval -3.81] [%clk 0:13:37] } 23. Qd3?! { [%eval -5.86] } { Inaccuracy. Qxc5 was best. } { [%clk 0:05:05] } 23... Qxc3 { [%eval -5.86] [%clk 0:13:32] } 24. Qxc3 { [%eval -5.85] [%clk 0:04:28] } 24... Rxc3 { [%eval -5.93] [%clk 0:13:39] } 25. Rxc3 { [%eval -6.06] [%clk 0:04:34] } 25... Bxc3 { [%eval -6.1] [%clk 0:13:46] } 26. Rd1 { [%eval -6.25] [%clk 0:04:37] } 26... Nc5 { [%eval -6.18] [%clk 0:13:50] } 27. Rd8+ { [%eval -6.68] [%clk 0:04:38] } 27... Kg7 { [%eval -6.37] [%clk 0:13:58] } 28. f5 { [%eval -7.43] [%clk 0:04:33] } 28... gxf5 { [%eval -7.55] [%clk 0:13:39] } 29. exf5 { [%eval -7.38] [%clk 0:04:38] } 29... f6 { [%eval -6.51] [%clk 0:13:43] } 30. gxf6+ { [%eval -6.89] [%clk 0:04:16] } 30... Kxf6 { [%eval -6.69] [%clk 0:13:52] } 31. Rf8+ { [%eval -7.23] [%clk 0:04:24] } 31... Kg5 { [%eval -7.09] [%clk 0:13:58] } 32. f6 { [%eval -7.33] [%clk 0:04:31] } 32... Bxf6 { [%eval -7.27] [%clk 0:14:06] } 33. Rg8+ { [%eval -7.24] [%clk 0:04:36] } 33... Kf5 { [%eval -7.22] [%clk 0:14:02] } 34. b4 { [%eval -7.37] [%clk 0:04:37] } 34... Ne4 { [%eval -7.2] [%clk 0:14:06] } 35. Rf8 { [%eval -7.67] [%clk 0:04:42] } 35... Kg4 { [%eval -7.7] [%clk 0:13:56] } 36. Rg8+ { [%eval -7.51] [%clk 0:04:34] } 36... Ng5 { [%eval -7.55] [%clk 0:13:58] } 37. Rh8? { [%eval #-4] } { Checkmate is now unavoidable. Rc8 was best. } { [%clk 0:04:27] } 37... Bxh8 { [%eval #-4] [%clk 0:14:03] } 38. c4 { [%eval #-3] [%clk 0:04:33] } 38... Kg3 { [%eval #-2] [%clk 0:14:05] } 39. Kf1 { [%eval #-2] [%clk 0:04:37] } 39... Bc3 { [%eval #-1] [%clk 0:14:12] } 40. a4 { [%eval #-1] [%clk 0:04:43] } 40... Re1# { [%clk 0:14:20] } 0-1