Event: Round 6: Beltran Serna, Ian Samuel - Valencia Lopez, Rudiger Estiven
Site: https://lichess.org/broadcast/final-nacional-colombia-intercolegiados-activo-2025--juvenil-masculino/round-6/EwljxM8F/6wq75tF1
Date: 2025-10-28
White: Beltran Serna, Ian Samuel
WhiteElo: 1958
Black: Valencia Lopez, Rudiger Estiven
BlackElo: 1603
Result: 1-0
ECO: B81
Opening: Sicilian Defense: Scheveningen Variation, Keres Attack
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:15:19] } 1... c5 { [%eval 0.24] [%clk 0:15:07] } 2. Nf3 { [%eval 0.2] [%clk 0:15:20] } 2... d6 { [%eval 0.31] [%clk 0:15:26] } 3. d4 { [%eval 0.22] [%clk 0:15:29] } 3... cxd4 { [%eval 0.19] [%clk 0:15:34] } 4. Nxd4 { [%eval 0.18] [%clk 0:15:38] } 4... Nf6 { [%eval 0.31] [%clk 0:15:43] } 5. Nc3 { [%eval 0.32] [%clk 0:15:47] } 5... e6 { [%eval 0.49] [%clk 0:15:49] } 6. g4 { [%eval 0.44] [%clk 0:15:48] } 6... e5 { [%eval 0.53] [%clk 0:15:41] } 7. Nf5 { [%eval 0.6] [%clk 0:15:42] } 7... g6 { [%eval 0.5] [%clk 0:15:43] } 8. Bb5+ { [%eval 0.0] [%clk 0:14:56] } 8... Nc6 { [%eval 0.0] [%clk 0:15:38] } 9. Ne3 { [%eval -0.13] [%clk 0:14:52] } 9... Bg7?! { [%eval 0.53] } { Inaccuracy. Be6 was best. } { [%clk 0:15:07] } 10. Nc4? { [%eval -0.59] } { Mistake. g5 was best. } { [%clk 0:14:26] } 10... Bf8?? { [%eval 1.73] } { Blunder. O-O was best. } { [%clk 0:14:59] } 11. Bg5 { [%eval 1.73] [%clk 0:14:18] } 11... h6? { [%eval 3.05] } { Mistake. Be7 was best. } { [%clk 0:15:06] } 12. Bxf6 { [%eval 2.81] [%clk 0:13:40] } 12... Qxf6 { [%eval 2.98] [%clk 0:15:12] } 13. Nd5?? { [%eval 1.06] } { Blunder. Na5 was best. } { [%clk 0:13:44] } 13... Qd8 { [%eval 0.92] [%clk 0:15:19] } 14. Qf3 { [%eval 0.94] [%clk 0:13:40] } 14... Be7 { [%eval 1.24] [%clk 0:15:27] } 15. O-O-O { [%eval 1.28] [%clk 0:13:38] } 15... O-O { [%eval 1.39] [%clk 0:14:55] } 16. Nxe7+ { [%eval 1.48] [%clk 0:13:39] } 16... Qxe7 { [%eval 1.33] [%clk 0:14:54] } 17. Nxd6?? { [%eval -0.53] } { Blunder. Bxc6 was best. } { [%clk 0:13:36] } 17... Nd4 { [%eval -0.51] [%clk 0:14:59] } 18. Qa3? { [%eval -1.67] } { Mistake. Rxd4 was best. } { [%clk 0:13:26] } 18... Bxg4 { [%eval -1.16] [%clk 0:14:52] } 19. Rd2?? { [%eval -4.01] } { Blunder. Rxd4 was best. } { [%clk 0:12:29] } 19... Qc7?? { [%eval -0.47] } { Blunder. Rad8 was best. } { [%clk 0:13:18] } 20. Bd3?? { [%eval -2.72] } { Blunder. Rxd4 was best. } { [%clk 0:11:39] } 20... Nf3?! { [%eval -1.68] } { Inaccuracy. Rfd8 was best. } { [%clk 0:12:53] } 21. Re2 { [%eval -2.04] [%clk 0:11:01] } 21... Rfd8 { [%eval -1.73] [%clk 0:12:57] } 22. Nc4?! { [%eval -2.71] } { Inaccuracy. Nb5 was best. } { [%clk 0:10:38] } 22... Rac8 { [%eval -2.86] [%clk 0:12:27] } 23. Kb1 { [%eval -2.68] [%clk 0:09:31] } 23... Nd4 { [%eval -2.53] [%clk 0:12:16] } 24. Ree1 { [%eval -3.16] [%clk 0:09:25] } 24... b5 { [%eval -2.76] [%clk 0:12:14] } 25. Ne3 { [%eval -2.76] [%clk 0:09:34] } 25... Bf3?! { [%eval -2.0] } { Inaccuracy. Be6 was best. } { [%clk 0:12:17] } 26. Rhg1 { [%eval -1.98] [%clk 0:09:38] } 26... a5 { [%eval -1.79] [%clk 0:11:57] } 27. Nd5?? { [%eval -4.44] } { Blunder. c3 was best. } { [%clk 0:09:43] } 27... Rxd5 { [%eval -4.33] [%clk 0:11:49] } 28. exd5 { [%eval -3.58] [%clk 0:09:49] } 28... Bxd5?? { [%eval -1.35] } { Blunder. b4 was best. } { [%clk 0:11:57] } 29. c3?? { [%eval -3.99] } { Blunder. Bxg6 was best. } { [%clk 0:07:28] } 29... Nf3 { [%eval -4.09] [%clk 0:11:53] } 30. Bxb5 { [%eval -3.72] [%clk 0:07:37] } 30... Nxg1 { [%eval -3.49] [%clk 0:11:42] } 31. Rxg1 { [%eval -3.34] [%clk 0:07:40] } 31... Be4+?! { [%eval -2.5] } { Inaccuracy. Qb6 was best. } { [%clk 0:11:49] } 32. Ka1 { [%eval -2.53] [%clk 0:07:45] } 32... Qb6 { [%eval -2.54] [%clk 0:11:43] } 33. Qa4 { [%eval -2.91] [%clk 0:07:09] } 33... Qxf2 { [%eval -2.78] [%clk 0:11:31] } 34. Rf1 { [%eval -2.63] [%clk 0:07:18] } 34... Qc5 { [%eval -2.7] [%clk 0:11:24] } 35. Ba6 { [%eval -2.77] [%clk 0:06:30] } 35... Ra8 { [%eval -2.57] [%clk 0:11:08] } 36. Qxe4 { [%eval -2.74] [%clk 0:05:10] } 36... Rxa6 { [%eval -2.56] [%clk 0:11:14] } 37. a3 { [%eval -2.95] [%clk 0:05:16] } 37... Rb6?? { [%eval -0.68] } { Blunder. f5 was best. } { [%clk 0:10:39] } 38. Qf3?? { [%eval -2.96] } { Blunder. Qa8+ was best. } { [%clk 0:04:49] } 38... Qc4 { [%eval -2.61] [%clk 0:10:36] } 39. h4?! { [%eval -3.41] } { Inaccuracy. Re1 was best. } { [%clk 0:04:30] } 39... h5 { [%eval -3.0] [%clk 0:10:05] } 40. Re1 { [%eval -3.25] [%clk 0:03:42] } 40... Qb3 { [%eval -3.15] [%clk 0:08:54] } 41. Qf2 { [%eval -3.15] [%clk 0:03:27] } 41... Rd6 { [%eval -2.86] [%clk 0:08:37] } 42. Qe2 { [%eval -2.65] [%clk 0:02:59] } 42... Re6 { [%eval -2.49] [%clk 0:08:22] } 43. Qe4 { [%eval -2.54] [%clk 0:02:44] } 43... a4 { [%eval -2.4] [%clk 0:07:32] } 44. c4 { [%eval -2.13] [%clk 0:02:25] } 44... Kf8? { [%eval -0.55] } { Mistake. Qb6 was best. } { [%clk 0:07:15] } 45. Rc1 { [%eval -0.71] [%clk 0:02:14] } 45... Qb6 { [%eval -0.76] [%clk 0:05:06] } 46. c5?? { [%eval -2.94] } { Blunder. Qa8+ was best. } { [%clk 0:02:07] } 46... Qc6 { [%eval -2.87] [%clk 0:05:15] } 47. Qe3 { [%eval -2.75] [%clk 0:01:38] } 47... f5?! { [%eval -1.54] } { Inaccuracy. e4 was best. } { [%clk 0:05:11] } 48. Qc3?! { [%eval -2.32] } { Inaccuracy. Qh6+ was best. } { [%clk 0:00:52] } 48... Kg7 { [%eval -2.14] [%clk 0:04:33] } 49. Rd1 { [%eval -2.14] [%clk 0:00:50] } 49... f4 { [%eval -1.77] [%clk 0:04:16] } 50. Qa5? { [%eval -3.33] } { Mistake. Rd3 was best. } { [%clk 0:00:39] } 50... f3 { [%clk 0:04:17] } 51. Qa7+ { [%clk 0:00:35] } 51... Kh6 { [%clk 0:04:13] } 52. Rd7 g5 { [%clk 0:03:00] } 53. Rh7+ { [%clk 0:00:50] } 53... Kg6 { [%clk 0:03:08] } 54. Qf7# { [%clk 0:04:02] } 1-0