Event: Round 5: Sierra Castillo, Eyber - Garcia Siabato, Cristian Camilo
Site: https://lichess.org/broadcast/final-nacional-colombia-intercolegiados-activo-2025--juvenil-masculino/round-5/NoS8723R/tqC02zyC
Date: 2025-10-28
White: Sierra Castillo, Eyber
WhiteElo: 1690
Black: Garcia Siabato, Cristian Camilo
BlackElo: 1865
Result: 1/2-1/2
ECO: B28
Opening: Sicilian Defense: O'Kelly Variation, Venice System
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:15:19] } 1... c5 { [%eval 0.24] [%clk 0:15:13] } 2. Nf3 { [%eval 0.2] [%clk 0:15:26] } 2... a6 { [%eval 0.47] [%clk 0:15:19] } 3. c3 { [%eval 0.28] [%clk 0:15:35] } 3... e6 { [%eval 0.39] [%clk 0:15:15] } 4. d4 { [%eval 0.28] [%clk 0:15:42] } 4... cxd4 { [%eval 0.67] [%clk 0:15:06] } 5. cxd4 { [%eval 0.9] [%clk 0:15:48] } 5... Nf6 { [%eval 0.98] [%clk 0:14:11] } 6. Bd3 { [%eval 0.88] [%clk 0:15:43] } 6... Nc6 { [%eval 0.86] [%clk 0:14:16] } 7. O-O { [%eval 0.61] [%clk 0:15:44] } 7... Nb4 { [%eval 0.63] [%clk 0:13:38] } 8. Nc3 { [%eval 0.55] [%clk 0:15:04] } 8... Nxd3 { [%eval 0.56] [%clk 0:13:06] } 9. Qxd3 { [%eval 0.54] [%clk 0:15:10] } 9... d5 { [%eval 0.7] [%clk 0:12:52] } 10. exd5?! { [%eval 0.11] } { Inaccuracy. e5 was best. } { [%clk 0:14:53] } 10... Nxd5 { [%eval 0.19] [%clk 0:12:59] } 11. Nxd5 { [%eval -0.1] [%clk 0:14:43] } 11... Qxd5 { [%eval -0.22] [%clk 0:13:05] } 12. Bf4 { [%eval -0.33] [%clk 0:14:29] } 12... Be7 { [%eval -0.1] [%clk 0:11:33] } 13. a3?! { [%eval -0.83] } { Inaccuracy. Rfc1 was best. } { [%clk 0:13:48] } 13... Bd7 { [%eval -0.82] [%clk 0:10:56] } 14. Qe3 { [%eval -1.23] [%clk 0:13:22] } 14... Bc6 { [%eval -1.07] [%clk 0:10:31] } 15. Rac1 { [%eval -1.21] [%clk 0:13:06] } 15... O-O { [%eval -1.07] [%clk 0:10:29] } 16. Qe5?! { [%eval -1.78] } { Inaccuracy. Rfe1 was best. } { [%clk 0:12:52] } 16... Rac8?! { [%eval -0.81] } { Inaccuracy. Qb3 was best. } { [%clk 0:10:02] } 17. Qxd5 { [%eval -0.84] [%clk 0:12:50] } 17... Bxd5 { [%eval -0.86] [%clk 0:10:10] } 18. Ne5 { [%eval -0.76] [%clk 0:12:33] } 18... Rfd8 { [%eval -0.9] [%clk 0:09:37] } 19. Be3 { [%eval -0.98] [%clk 0:11:36] } 19... f6 { [%eval -1.01] [%clk 0:09:01] } 20. Nd3 { [%eval -1.01] [%clk 0:11:03] } 20... Bc4 { [%eval -0.8] [%clk 0:07:41] } 21. Rfd1 { [%eval -0.82] [%clk 0:11:08] } 21... Bb3 { [%eval -0.65] [%clk 0:06:34] } 22. Rxc8 { [%eval -0.72] [%clk 0:10:47] } 22... Rxc8 { [%eval -0.69] [%clk 0:06:41] } 23. Rc1 { [%eval -0.7] [%clk 0:10:55] } 23... Rxc1+ { [%eval -0.8] [%clk 0:06:15] } 24. Nxc1 { [%eval -0.94] [%clk 0:11:01] } 24... Bc4 { [%eval -0.96] [%clk 0:06:21] } 25. f3 { [%eval -0.88] [%clk 0:10:53] } 25... Kf7 { [%eval -1.02] [%clk 0:06:12] } 26. Kf2 { [%eval -0.92] [%clk 0:11:00] } 26... Bd6 { [%eval -0.9] [%clk 0:06:07] } 27. h3 { [%eval -0.97] [%clk 0:10:18] } 27... b5 { [%eval -0.77] [%clk 0:05:42] } 28. Ne2 { [%eval -0.93] [%clk 0:10:24] } 28... Ke7?! { [%eval -0.23] } { Inaccuracy. Bc7 was best. } { [%clk 0:05:10] } 29. Bf4 { [%eval -0.2] [%clk 0:09:56] } 29... Bxe2 { [%eval -0.03] [%clk 0:04:03] } 30. Bxd6+ { [%eval -0.09] } 30... Kxd6 { [%eval -0.02] [%clk 0:04:12] } 31. Kxe2 { [%eval 0.0] [%clk 0:10:11] } 31... a5 { [%eval 0.0] [%clk 0:03:54] } 32. b3 { [%eval 0.0] [%clk 0:09:24] } 32... h5 { [%eval 0.0] [%clk 0:03:58] } 33. g3 { [%eval 0.0] [%clk 0:08:59] } 33... g5 { [%eval 0.0] [%clk 0:03:38] } 34. Ke3 { [%eval 0.0] [%clk 0:08:56] } 34... Kd5 { [%eval 0.0] [%clk 0:03:07] } 35. f4 { [%eval 0.0] [%clk 0:07:07] } 35... gxf4+ { [%eval 0.0] [%clk 0:01:50] } 36. gxf4 { [%eval 0.0] [%clk 0:07:15] } 36... a4 { [%eval 0.0] [%clk 0:01:51] } 37. bxa4 { [%eval 0.0] [%clk 0:07:04] } 37... bxa4 { [%eval 0.0] [%clk 0:01:49] } 38. Kd3?? { [%eval -8.0] } { Blunder. h4 was best. } { [%clk 0:06:32] } 38... h4 { [%eval -8.25] [%clk 0:00:49] } 39. Ke3 { [%eval -8.2] [%clk 0:06:32] } 39... Kc4 { [%eval -7.84] [%clk 0:00:49] } 40. Ke4 { [%eval -6.05] [%clk 0:06:32] } 40... Kb3?? { [%eval 67.74] } { Blunder. Kc3 was best. } { [%clk 0:00:49] } 41. f5 { [%eval 83.08] [%clk 0:06:32] } 41... exf5+ { [%eval 47.24] [%clk 0:00:49] } 42. Kxf5?? { [%eval -0.35] } { Blunder. Kd3 was best. } { [%clk 0:06:32] } 42... Kxa3 { [%eval 0.0] } 43. d5 { [%eval 0.0] [%clk 0:06:50] } 43... Kb3 { [%eval 0.0] [%clk 0:00:59] } 44. d6 { [%eval 0.0] [%clk 0:06:58] } 44... a3 { [%eval 0.0] [%clk 0:01:08] } 45. d7 { [%eval 0.0] [%clk 0:07:07] } 45... a2 { [%eval 0.0] [%clk 0:01:08] } 46. d8=Q { [%eval 0.0] [%clk 0:07:14] } 46... a1=Q { [%eval 0.0] [%clk 0:01:13] } 47. Qb6+ { [%eval 0.0] [%clk 0:07:06] } 47... Kc2 { [%eval 0.0] [%clk 0:01:11] } 48. Qf2+ { [%eval 0.0] [%clk 0:05:28] } 48... Kd3 { [%eval 0.0] [%clk 0:01:04] } 49. Qf3+ { [%eval 0.0] [%clk 0:05:34] } 49... Kc4 { [%eval 0.0] [%clk 0:01:06] } 50. Qe2+ { [%eval 0.0] [%clk 0:05:38] } 50... Kb3 { [%eval 0.0] [%clk 0:01:09] } 51. Qd3+ { [%eval 0.0] [%clk 0:05:10] } 51... Kb4 { [%eval 0.0] [%clk 0:01:10] } 52. Qd2+ { [%eval 0.0] [%clk 0:04:35] } 52... Kb3 { [%eval 0.0] [%clk 0:01:15] } 53. Qd5+ { [%eval 0.0] [%clk 0:04:39] } 53... Kc3 { [%eval 0.0] [%clk 0:01:17] } 54. Qc5+ { [%eval 0.0] [%clk 0:03:39] } 54... Kd2 { [%eval 0.0] [%clk 0:01:25] } 55. Qf2+ { [%eval 0.0] [%clk 0:03:46] } 55... Kd3 { [%eval 0.0] [%clk 0:01:31] } 56. Qf3+ { [%eval 0.0] [%clk 0:03:47] } 56... Kc4 { [%eval 0.0] [%clk 0:01:28] } 57. Qe2+ { [%eval 0.0] [%clk 0:03:43] } 57... Kb3 { [%eval 0.0] [%clk 0:01:31] } 1/2-1/2