Event: Round 4: Rumbo Rojas, Juan Pablo - Bolanos Lopez, Juan Jacobo
Site: https://lichess.org/broadcast/final-nacional-colombia-intercolegiados-blitz-2025--juvenil-masculino/round-4/dRUOPKrL/JavVDHfI
Date: 2025-10-28
White: Rumbo Rojas, Juan Pablo
Black: Bolanos Lopez, Juan Jacobo
BlackTitle: CM
BlackElo: 1979
Result: 0-1
ECO: B41
Opening: Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation
Variant: Standard
TimeControl: 4+2

1. e4 { [%eval 0.18] [%clk 0:04:04] } 1... c5 { [%eval 0.24] [%clk 0:03:03] } 2. Nf3 { [%eval 0.2] [%clk 0:04:05] } 2... e6 { [%eval 0.28] [%clk 0:03:05] } 3. d4 { [%eval 0.4] [%clk 0:04:06] } 3... cxd4 { [%eval 0.29] [%clk 0:03:06] } 4. Nxd4 { [%eval 0.34] [%clk 0:04:07] } 4... a6 { [%eval 0.42] [%clk 0:03:07] } 5. c4 { [%eval 0.21] [%clk 0:04:07] } 5... Nf6 { [%eval 0.43] [%clk 0:03:08] } 6. Nc3 { [%eval 0.25] [%clk 0:04:08] } 6... Bb4 { [%eval 0.28] [%clk 0:03:10] } 7. f3 { [%eval 0.24] [%clk 0:04:07] } 7... Bxc3+?! { [%eval 0.98] } { Inaccuracy. O-O was best. } { [%clk 0:03:09] } 8. bxc3 { [%eval 1.48] [%clk 0:04:08] } 8... d6 { [%eval 1.39] [%clk 0:03:11] } 9. Be3?! { [%eval 0.41] } { Inaccuracy. Ba3 was best. } { [%clk 0:04:08] } 9... O-O { [%eval 0.33] [%clk 0:03:10] } 10. Be2 { [%eval 0.24] [%clk 0:04:09] } 10... Nbd7 { [%eval 0.5] [%clk 0:03:11] } 11. O-O { [%eval 0.57] [%clk 0:04:08] } 11... Nc5 { [%eval 0.56] [%clk 0:03:13] } 12. Nb3 { [%eval 0.3] [%clk 0:04:06] } 12... Qc7?? { [%eval 2.93] } { Blunder. Na4 was best. } { [%clk 0:02:31] } 13. Qc2?? { [%eval 0.05] } { Blunder. e5 was best. } { [%clk 0:03:47] } 13... e5 { [%eval 0.1] [%clk 0:02:31] } 14. Rfd1 { [%eval -0.02] [%clk 0:03:43] } 14... Be6 { [%eval -0.03] [%clk 0:02:30] } 15. Rab1 { [%eval -0.26] [%clk 0:03:35] } 15... Rfc8 { [%eval 0.24] [%clk 0:02:25] } 16. Nxc5 { [%eval 0.28] [%clk 0:03:22] } 16... dxc5 { [%eval 0.29] [%clk 0:02:25] } 17. Qb3 { [%eval 0.05] [%clk 0:03:23] } 17... b5 { [%eval 0.06] [%clk 0:02:07] } 18. a4 { [%eval -0.23] [%clk 0:03:00] } 18... Rab8 { [%eval 0.0] [%clk 0:01:58] } 19. axb5 { [%eval 0.0] [%clk 0:02:01] } 19... axb5 { [%eval 0.0] [%clk 0:01:57] } 20. Qa3 { [%eval -0.21] [%clk 0:02:02] } 20... Ra8 { [%eval -0.31] [%clk 0:01:51] } 21. Qb3 { [%eval -0.23] [%clk 0:01:42] } 21... bxc4 { [%eval -0.32] [%clk 0:01:46] } 22. Bxc4?? { [%eval -2.12] } { Blunder. Qb7 was best. } { [%clk 0:01:43] } 22... Rcb8 { [%eval -2.23] [%clk 0:01:47] } 23. Bxe6 { [%eval -2.02] [%clk 0:01:23] } 23... Rxb3 { [%eval -1.92] [%clk 0:01:46] } 24. Bxb3 { [%eval -2.25] [%clk 0:01:24] } 24... c4 { [%eval -2.06] [%clk 0:01:45] } 25. Bc2?! { [%eval -3.17] } { Inaccuracy. Ra1 was best. } { [%clk 0:01:20] } 25... h6 { [%eval -3.16] [%clk 0:01:45] } 26. Ra1 { [%eval -3.19] [%clk 0:01:12] } 26... Rxa1 { [%eval -3.35] [%clk 0:01:16] } 27. Rxa1 { [%eval -3.28] [%clk 0:01:14] } 27... Qb7 { [%eval -3.13] [%clk 0:01:12] } 28. Rb1 { [%eval -3.73] [%clk 0:00:59] } 28... Qa8 { [%eval -3.58] [%clk 0:01:13] } 29. Kf2 { [%eval -4.3] [%clk 0:00:27] } 29... Qa2 { [%eval -4.34] [%clk 0:01:11] } 30. Rc1 { [%eval -4.28] [%clk 0:00:29] } 30... Qb2 { [%eval -4.14] [%clk 0:01:10] } 31. Kg3?! { [%eval -6.28] } { Inaccuracy. Bd2 was best. } { [%clk 0:00:23] } 31... Qxc3 { [%eval -5.19] [%clk 0:01:09] } 32. Kf2 { [%eval -5.04] [%clk 0:00:13] } 32... Qb2 { [%eval -4.98] [%clk 0:01:05] } 33. Kg3?! { [%eval -6.37] } { Inaccuracy. Ke1 was best. } { [%clk 0:00:15] } 33... g5 { [%eval -5.98] [%clk 0:00:46] } 34. h4 { [%eval -6.28] [%clk 0:00:12] } 34... Nh5+ { [%eval -6.14] [%clk 0:00:42] } 35. Kg4 { [%eval -6.76] [%clk 0:00:12] } 35... Nf4 { [%eval -6.59] [%clk 0:00:43] } 36. hxg5 { [%eval -6.86] [%clk 0:00:07] } 36... hxg5 { [%eval -5.69] [%clk 0:00:44] } 37. Kf5 { [%eval -6.86] [%clk 0:00:07] } 37... Nxg2 { [%eval -6.47] [%clk 0:00:40] } 38. Bd1?? { [%eval #-8] } { Checkmate is now unavoidable. Bxg5 was best. } { [%clk 0:00:05] } 38... Nxe3+ { [%eval #-12] [%clk 0:00:40] } 0-1