Event: Round 4: Beltran Serna, Ian Samuel - Salazar Yandun, Daniel Alexander
Site: https://lichess.org/broadcast/final-nacional-colombia-intercolegiados-activo-2025--juvenil-masculino/round-4/OAewmyNR/wKdGXF7h
Date: 2025-10-28
White: Beltran Serna, Ian Samuel
WhiteElo: 1958
Black: Salazar Yandun, Daniel Alexander
BlackElo: 1849
Result: 1/2-1/2
ECO: B12
Opening: Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense
Variant: Standard
TimeControl: 15+10

1. e4 { [%eval 0.18] [%clk 0:15:09] } 1... c6 { [%eval 0.23] [%clk 0:15:18] } 2. d4 { [%eval 0.24] [%clk 0:15:12] } 2... d5 { [%eval 0.24] [%clk 0:15:27] } 3. e5 { [%eval 0.33] [%clk 0:15:08] } 3... c5 { [%eval 0.32] [%clk 0:15:35] } 4. dxc5 { [%eval 0.27] [%clk 0:15:16] } 4... Nc6 { [%eval 0.5] [%clk 0:15:44] } 5. a3 { [%eval 0.25] [%clk 0:15:22] } 5... Nxe5 { [%eval 0.39] [%clk 0:14:58] } 6. b4 { [%eval 0.42] [%clk 0:15:27] } 6... Nf6 { [%eval 0.57] [%clk 0:14:35] } 7. Bb2 { [%eval 0.49] [%clk 0:15:27] } 7... Ng6 { [%eval 0.73] [%clk 0:13:23] } 8. Nf3 { [%eval 0.8] [%clk 0:15:16] } 8... a6?! { [%eval 1.73] } { Inaccuracy. Bd7 was best. } { [%clk 0:12:38] } 9. c4 { [%eval 1.61] [%clk 0:15:08] } 9... e6 { [%eval 1.82] [%clk 0:11:38] } 10. Nc3 { [%eval 2.01] [%clk 0:15:05] } 10... Be7 { [%eval 1.76] [%clk 0:11:24] } 11. cxd5 { [%eval 1.55] [%clk 0:15:08] } 11... exd5 { [%eval 1.4] [%clk 0:11:33] } 12. Be2 { [%eval 0.99] [%clk 0:15:01] } 12... O-O { [%eval 1.03] [%clk 0:11:40] } 13. Na4 { [%eval 0.8] [%clk 0:15:01] } 13... b5? { [%eval 1.98] } { Mistake. Ne4 was best. } { [%clk 0:07:17] } 14. Nb6 { [%eval 1.91] [%clk 0:14:47] } 14... Rb8 { [%eval 1.89] [%clk 0:06:46] } 15. Nxc8 { [%eval 1.71] [%clk 0:14:20] } 15... Qxc8 { [%eval 1.68] [%clk 0:06:41] } 16. O-O { [%eval 1.82] [%clk 0:14:14] } 16... Nf4 { [%eval 2.04] [%clk 0:05:56] } 17. Re1 { [%eval 1.73] [%clk 0:13:01] } 17... Qg4 { [%eval 1.89] [%clk 0:05:18] } 18. g3 { [%eval 2.07] [%clk 0:13:05] } 18... Nxe2+ { [%eval 2.43] [%clk 0:03:28] } 19. Qxe2 { [%eval 2.18] [%clk 0:13:11] } 19... Ne4 { [%eval 2.64] [%clk 0:03:33] } 20. Rad1?! { [%eval 1.8] } { Inaccuracy. Ne5 was best. } { [%clk 0:13:00] } 20... Rbd8?! { [%eval 2.98] } { Inaccuracy. Bf6 was best. } { [%clk 0:02:27] } 21. Ne5?! { [%eval 1.72] } { Inaccuracy. Nd4 was best. } { [%clk 0:12:27] } 21... Qxe2?! { [%eval 2.95] } { Inaccuracy. Qc8 was best. } { [%clk 0:02:33] } 22. Rxe2 { [%eval 2.94] [%clk 0:12:36] } 22... Bf6 { [%eval 2.66] [%clk 0:01:40] } 23. Nc6 { [%eval 2.74] [%clk 0:12:42] } 23... Rc8 { [%eval 2.71] [%clk 0:01:15] } 24. Bxf6 { [%eval 2.8] [%clk 0:12:16] } 24... Rxc6 { [%eval 2.6] [%clk 0:01:24] } 25. Be5?? { [%eval 0.03] } { Blunder. Bb2 was best. } { [%clk 0:12:19] } 25... Re6 { [%eval 0.07] [%clk 0:01:22] } 26. Rxd5 { [%eval -0.23] [%clk 0:11:49] } 26... Nc3 { [%eval -0.18] [%clk 0:01:22] } 27. Bxc3 { [%eval -0.19] [%clk 0:11:48] } 27... Rxe2 { [%eval -0.22] [%clk 0:01:31] } 28. c6 { [%eval -0.57] [%clk 0:11:37] } 28... Rc2?! { [%eval 0.0] } { Inaccuracy. f6 was best. } { [%clk 0:01:18] } 29. Rd3 { [%eval 0.0] [%clk 0:11:46] } 29... f6 { [%eval 0.0] [%clk 0:00:43] } 30. c7 { [%eval -0.01] [%clk 0:11:22] } 30... Kf7 { [%eval 0.0] [%clk 0:00:52] } 31. Rd7+ { [%eval 0.0] [%clk 0:10:52] } 31... Kg6 { [%eval 0.26] [%clk 0:00:27] } 32. Rd8 { [%eval 0.0] [%clk 0:10:14] } 32... Rxc3 { [%eval 0.0] [%clk 0:00:35] } 33. Rxf8 { [%eval 0.0] [%clk 0:10:22] } 33... Rxc7 { [%eval -0.01] [%clk 0:00:43] } 34. Ra8 { [%eval -0.02] [%clk 0:10:29] } 34... Rc6 { [%eval 0.0] [%clk 0:00:48] } 35. Ra7 { [%eval 0.0] [%clk 0:10:33] } 35... f5 { [%eval 0.0] [%clk 0:00:48] } 36. Kg2 { [%eval 0.0] [%clk 0:10:14] } 36... Kf6 { [%eval 0.0] [%clk 0:00:55] } 37. Rd7 { [%eval 0.0] [%clk 0:09:33] } 37... h6 { [%eval 0.0] [%clk 0:00:53] } 38. h4 { [%eval 0.0] [%clk 0:09:37] } 38... g6 { [%eval 0.0] [%clk 0:00:46] } 39. f3 { [%eval 0.0] [%clk 0:08:02] } 39... Ke6 { [%eval 0.0] [%clk 0:00:35] } 40. Rd3 { [%eval 0.0] [%clk 0:08:02] } 40... Rc2+ { [%eval 0.0] [%clk 0:00:42] } 41. Kh3 { [%eval 0.0] [%clk 0:08:10] } 41... Rc4 { [%eval 0.0] [%clk 0:00:21] } 42. g4 { [%eval -0.02] [%clk 0:07:56] } 42... h5 { [%eval -0.03] [%clk 0:00:25] } 43. gxh5 { [%eval 0.0] [%clk 0:06:58] } 43... gxh5 { [%eval 0.0] [%clk 0:00:35] } 44. Kg3 { [%eval 0.0] [%clk 0:06:49] } 44... f4+ { [%eval 0.0] [%clk 0:00:20] } 45. Kg2 { [%eval 0.0] [%clk 0:06:45] } 45... Rc2+ { [%eval 0.0] [%clk 0:00:29] } 46. Kg1 { [%eval 0.0] [%clk 0:06:32] } 46... Ke5 { [%eval 0.0] [%clk 0:00:37] } 47. Rd8 { [%eval -0.02] [%clk 0:06:32] } 47... Rc3 { [%eval -0.09] [%clk 0:00:31] } 48. Re8+?? { [%eval -2.0] } { Blunder. Rh8 was best. } { [%clk 0:06:07] } 48... Kf5?? { [%eval 0.0] } { Blunder. Kd4 was best. } { [%clk 0:00:23] } 49. Rf8+ { [%eval 0.0] [%clk 0:06:15] } 49... Ke5 { [%eval -0.03] [%clk 0:00:33] } 50. Re8+?? { [%eval -1.97] } { Blunder. Rh8 was best. } { [%clk 0:06:24] } 50... Kf5?? { [%eval 0.0] } { Blunder. Kd4 was best. } { [%clk 0:00:42] } 51. Rf8+ { [%eval 0.0] [%clk 0:06:33] } 51... Ke5 { [%eval 0.0] [%clk 0:00:51] } 52. Re8+ { [%eval -2.24] [%clk 0:06:42] } 52... Kd5? { [%eval -0.88] } { Mistake. Kd4 was best. } { [%clk 0:00:35] } 53. Rh8?? { [%eval -2.71] } { Blunder. Kf2 was best. } { [%clk 0:06:06] } 53... Rxf3?? { [%eval 0.0] } { Blunder. Rxa3 was best. } { [%clk 0:00:37] } 54. Rxh5+ { [%eval 0.0] [%clk 0:06:15] } 54... Ke4 { [%eval 0.0] [%clk 0:00:33] } 55. a4 { [%eval 0.0] [%clk 0:05:57] } 55... bxa4 { [%eval 0.0] [%clk 0:00:32] } 56. Ra5 { [%eval 0.0] [%clk 0:06:06] } 56... a3 { [%eval 0.0] [%clk 0:00:26] } 57. Rxa6 { [%eval 0.0] [%clk 0:06:12] } 57... Rb3 { [%eval 0.0] [%clk 0:00:35] } 58. h5 { [%clk 0:04:37] } 58... Rb1+ { [%clk 0:00:41] } 59. Kh2 { [%clk 0:04:30] } 59... Rb2+ { [%clk 0:00:50] } 60. Kh3 { [%clk 0:04:33] } 60... Ke5 { [%clk 0:00:24] } 1/2-1/2