Event: Round 5: Sierra Castillo, Eyber - Viasus Cuellar, Juan Diego
Site: https://lichess.org/broadcast/final-nacional-colombia-intercolegiados-blitz-2025--juvenil-masculino/round-5/pRVyNnzy/hThrKdTG
Date: 2025-10-28
White: Sierra Castillo, Eyber
WhiteElo: 1702
Black: Viasus Cuellar, Juan Diego
BlackTitle: CM
BlackElo: 1927
Result: 0-1
ECO: B22
Opening: Sicilian Defense: Alapin Variation
Variant: Standard
TimeControl: 4+2

1. e4 { [%eval 0.18] [%clk 0:04:02] } 1... c5 { [%eval 0.24] [%clk 0:04:03] } 2. c3 { [%eval 0.0] [%clk 0:04:04] } 2... Nf6 { [%eval 0.02] [%clk 0:04:03] } 3. Bd3 { [%eval -0.26] [%clk 0:04:04] } 3... d5 { [%eval 0.0] [%clk 0:04:04] } 4. e5 { [%eval 0.0] [%clk 0:03:57] } 4... c4 { [%eval -0.03] [%clk 0:04:04] } 5. Bc2 { [%eval -0.03] [%clk 0:03:55] } 5... Ng4 { [%eval 0.46] [%clk 0:03:51] } 6. Nf3 { [%eval -0.04] [%clk 0:03:51] } 6... Nc6 { [%eval 0.0] [%clk 0:03:52] } 7. Qe2 { [%eval -0.27] [%clk 0:03:42] } 7... Qc7 { [%eval -0.21] [%clk 0:03:41] } 8. Ba4 { [%eval -0.26] [%clk 0:03:09] } 8... Bf5 { [%eval -0.32] [%clk 0:03:05] } 9. h3?? { [%eval -3.55] } { Blunder. Nd4 was best. } { [%clk 0:02:52] } 9... Bd3 { [%eval -3.65] [%clk 0:02:51] } 10. Qd1?! { [%eval -4.7] } { Inaccuracy. hxg4 was best. } { [%clk 0:02:50] } 10... Nxe5 { [%eval -4.75] [%clk 0:02:48] } 11. Bxc6+ { [%eval -5.29] [%clk 0:02:44] } 11... bxc6 { [%eval -5.27] [%clk 0:02:30] } 12. Na3 { [%eval -5.58] [%clk 0:02:22] } 12... e6 { [%eval -5.42] [%clk 0:02:24] } 13. b3 { [%eval -5.69] [%clk 0:02:20] } 13... Bd6 { [%eval -4.92] [%clk 0:01:14] } 14. Nxe5 { [%eval -4.79] [%clk 0:01:59] } 14... Bxe5 { [%eval -4.78] [%clk 0:01:15] } 15. bxc4 { [%eval -4.96] [%clk 0:01:56] } 15... Bf6 { [%eval -4.86] [%clk 0:00:48] } 16. Qf3 { [%eval -5.08] [%clk 0:01:45] } 16... dxc4 { [%eval -4.88] [%clk 0:00:39] } 17. Qe3 { [%eval -5.69] [%clk 0:01:28] } 17... O-O { [%eval -5.36] [%clk 0:00:37] } 18. g3 { [%eval -5.99] [%clk 0:00:47] } 18... c5 { [%eval -6.02] [%clk 0:00:32] } 19. f3 { [%eval -6.61] [%clk 0:00:35] } 19... Rad8 { [%eval -5.59] [%clk 0:00:31] } 20. Kf2 { [%eval -5.57] [%clk 0:00:36] } 20... h5 { [%eval -5.68] [%clk 0:00:27] } 21. Nb5 { [%eval -5.77] [%clk 0:00:36] } 21... Qb6 { [%eval -5.8] [%clk 0:00:24] } 22. a4 { [%eval -5.55] [%clk 0:00:28] } 22... a6 { [%eval -5.86] [%clk 0:00:25] } 23. Na3 { [%eval -6.19] [%clk 0:00:29] } 23... Rd5 { [%eval -6.17] [%clk 0:00:22] } 24. g4 { [%eval -7.43] [%clk 0:00:23] } 24... Re5 { [%eval -7.28] [%clk 0:00:23] } 25. Qf4 { [%eval -9.27] [%clk 0:00:19] } 25... Re2+ { [%eval -8.27] [%clk 0:00:24] } 26. Kg1 { [%eval -8.25] [%clk 0:00:20] } 26... Be5 { [%eval -7.86] [%clk 0:00:17] } 27. Qg5? { [%eval #-7] } { Checkmate is now unavoidable. Qe3 was best. } { [%clk 0:00:16] } 27... Qd6 { [%eval #-6] [%clk 0:00:16] } 0-1