Event: Round 5: Beltran Serna, Ian Samuel - Bolanos Lopez, Juan Jacobo
Site: https://lichess.org/broadcast/final-nacional-colombia-intercolegiados-clasico-2025--juvenil-masculino/round-5/z4NhXDGx/zIjfFK7p
Date: 2025-10-24
White: Beltran Serna, Ian Samuel
WhiteElo: 1978
Black: Bolanos Lopez, Juan Jacobo
BlackTitle: CM
BlackElo: 2082
Result: 1/2-1/2
ECO: B42
Opening: Sicilian Defense: Kan Variation, Modern Variation
Variant: Standard
TimeControl: 60+30

1. e4 { [%eval 0.18] [%clk 0:58:54] } 1... c5 { [%eval 0.24] [%clk 1:00:56] } 2. Nf3 { [%eval 0.2] [%clk 0:58:39] } 2... e6 { [%eval 0.28] [%clk 1:01:23] } 3. d4 { [%eval 0.4] [%clk 0:59:04] } 3... cxd4 { [%eval 0.29] [%clk 1:01:48] } 4. Nxd4 { [%eval 0.34] [%clk 0:59:26] } 4... a6 { [%eval 0.42] [%clk 1:02:09] } 5. Bd3 { [%eval 0.45] [%clk 0:59:51] } 5... Nf6 { [%eval 0.5] [%clk 1:02:35] } 6. O-O { [%eval 0.4] [%clk 1:00:15] } 6... Qc7 { [%eval 0.48] [%clk 1:03:03] } 7. Qe2 { [%eval 0.42] [%clk 1:00:38] } 7... d6 { [%eval 0.45] [%clk 1:03:29] } 8. c4 { [%eval 0.54] [%clk 1:01:02] } 8... g6 { [%eval 0.82] [%clk 1:03:54] } 9. Nc3 { [%eval 0.81] [%clk 1:01:29] } 9... Bg7 { [%eval 0.75] [%clk 1:04:22] } 10. Be3 { [%eval 0.86] [%clk 1:01:53] } 10... O-O { [%eval 0.85] [%clk 1:03:41] } 11. Rfd1 { [%eval 0.81] [%clk 1:02:15] } 11... b6 { [%eval 0.9] [%clk 1:01:18] } 12. Rac1 { [%eval 0.81] [%clk 1:01:39] } 12... Bb7 { [%eval 0.89] [%clk 1:01:40] } 13. f3 { [%eval 0.8] [%clk 1:01:57] } 13... Nbd7 { [%eval 0.82] [%clk 1:01:50] } 14. Qd2 { [%eval 0.86] [%clk 0:57:42] } 14... Rfe8 { [%eval 0.9] [%clk 0:56:01] } 15. Bf1 { [%eval 1.0] [%clk 0:55:02] } 15... Rac8 { [%eval 0.92] [%clk 0:55:59] } 16. a3 { [%eval 0.94] [%clk 0:52:05] } 16... Qb8 { [%eval 0.86] [%clk 0:52:17] } 17. b4 { [%eval 0.85] [%clk 0:43:46] } 17... Qa8 { [%eval 1.2] [%clk 0:45:47] } 18. Nb3 { [%eval 1.29] [%clk 0:38:23] } 18... Bf8 { [%eval 1.31] [%clk 0:32:22] } 19. Na4 { [%eval 1.4] [%clk 0:24:01] } 19... Rc6?! { [%eval 2.0] } { Inaccuracy. Qb8 was best. } { [%clk 0:26:30] } 20. Qf2 { [%eval 1.83] [%clk 0:22:15] } 20... d5 { [%eval 2.37] [%clk 0:21:20] } 21. exd5?! { [%eval 1.55] } { Inaccuracy. e5 was best. } { [%clk 0:17:33] } 21... exd5 { [%eval 1.54] [%clk 0:21:47] } 22. Nxb6? { [%eval 0.34] } { Mistake. c5 was best. } { [%clk 0:16:02] } 22... Nxb6 { [%eval 0.19] [%clk 0:22:14] } 23. Bxb6 { [%eval 0.27] [%clk 0:16:23] } 23... Bh6 { [%eval 0.28] [%clk 0:22:41] } 24. Rc3 { [%eval 0.0] [%clk 0:14:17] } 24... dxc4 { [%eval 0.0] [%clk 0:23:10] } 25. Na5 { [%eval 0.0] [%clk 0:13:42] } 25... Rxb6 { [%eval 0.0] [%clk 0:18:31] } 26. Qxb6 { [%eval 0.0] [%clk 0:14:04] } 26... Nd5 { [%eval 0.0] [%clk 0:18:58] } 27. Qxb7 { [%eval 0.0] [%clk 0:06:09] } 27... Qxb7 { [%eval 0.0] [%clk 0:11:42] } 28. Nxb7 { [%eval 0.0] [%clk 0:06:34] } 28... Nxc3 { [%eval 0.0] [%clk 0:12:10] } 29. Rd8 { [%eval 0.0] [%clk 0:06:17] } 29... Be3+ { [%eval 0.0] [%clk 0:12:36] } 30. Kh1 { [%eval 0.0] [%clk 0:06:45] } 30... Rxd8 { [%eval 0.0] [%clk 0:13:01] } 31. Nxd8 { [%eval 0.0] [%clk 0:07:05] } 31... Bb6 { [%eval 0.0] [%clk 0:12:40] } 32. Nc6 { [%eval 0.0] [%clk 0:05:41] } 32... Nd1 { [%eval 0.0] [%clk 0:12:43] } 33. Bxc4 { [%eval 0.0] [%clk 0:05:53] } 33... Nf2+ { [%eval 0.0] [%clk 0:13:09] } 34. Kg1 { [%eval 0.0] [%clk 0:06:21] } 34... Nd1+ { [%eval 0.0] [%clk 0:13:26] } 1/2-1/2