Event: Ronda 5: Oses Gonzalez, Luis David - Cordero Medrano, Dennis Matheus
Site: https://lichess.org/broadcast/juegos-estudiantiles-centroamericanos-codicader-u15--rapido-absoluto/ronda-5/t2IjyklK/4Jh4DUb4
Date: 2025-10-04
White: Oses Gonzalez, Luis David
WhiteElo: 1624
Black: Cordero Medrano, Dennis Matheus
Result: 1-0
ECO: D06
Opening: Queen's Gambit Declined: Baltic Defense
Variant: Standard
TimeControl: 20+5

1. d4 { [%eval 0.17] [%clk 0:20:09] } 1... d5 { [%eval 0.18] [%clk 0:20:08] } 2. c4 { [%eval 0.18] [%clk 0:20:14] } 2... Bf5?! { [%eval 0.76] } { Inaccuracy. c6 was best. } { [%clk 0:20:10] } 3. Nc3 { [%eval 0.27] [%clk 0:20:18] } 3... Nf6 { [%eval 0.54] [%clk 0:20:09] } 4. Nf3 { [%eval 0.23] [%clk 0:20:23] } 4... e6 { [%eval 0.26] [%clk 0:20:05] } 5. Bg5 { [%eval 0.21] [%clk 0:20:26] } 5... c6 { [%eval 0.18] [%clk 0:19:35] } 6. Qb3 { [%eval 0.17] [%clk 0:20:22] } 6... b6? { [%eval 1.71] } { Mistake. Qb6 was best. } { [%clk 0:19:08] } 7. Qa4?? { [%eval 0.0] } { Blunder. cxd5 was best. } { [%clk 0:20:17] } 7... Be7 { [%eval 0.04] [%clk 0:18:48] } 8. Ne5 { [%eval -0.23] [%clk 0:20:12] } 8... Qc7?! { [%eval 0.38] } { Inaccuracy. O-O was best. } { [%clk 0:18:29] } 9. Rc1 { [%eval 0.47] [%clk 0:20:06] } 9... dxc4 { [%eval 0.38] [%clk 0:18:25] } 10. Qxc4 { [%eval 0.52] [%clk 0:19:52] } 10... b5?? { [%eval 2.3] } { Blunder. O-O was best. } { [%clk 0:16:53] } 11. Nxb5 { [%eval 2.28] [%clk 0:19:54] } 11... Qa5+ { [%eval 2.3] [%clk 0:16:30] } 12. Nc3 { [%eval 2.02] [%clk 0:19:43] } 12... Qb6 { [%eval 2.53] [%clk 0:14:10] } 13. b3 { [%eval 1.93] [%clk 0:18:11] } 13... Nd5? { [%eval 3.4] } { Mistake. Bb4 was best. } { [%clk 0:13:28] } 14. Bxe7 { [%eval 3.35] [%clk 0:16:57] } 14... Nxe7 { [%eval 3.33] [%clk 0:13:31] } 15. e4 { [%eval 3.55] [%clk 0:16:32] } 15... Bg6 { [%eval 3.52] [%clk 0:12:49] } 16. Bd3 { [%eval 3.21] [%clk 0:16:28] } 16... O-O { [%eval 3.3] [%clk 0:12:28] } 17. O-O { [%eval 3.31] [%clk 0:15:34] } 17... Rd8 { [%eval 3.41] [%clk 0:11:58] } 18. Nf3?! { [%eval 2.24] } { Inaccuracy. Na4 was best. } { [%clk 0:15:09] } 18... Bh5 { [%eval 2.76] [%clk 0:11:39] } 19. Na4 { [%eval 2.79] [%clk 0:14:59] } 19... Qb5? { [%eval 5.06] } { Mistake. Qa5 was best. } { [%clk 0:09:15] } 20. Qxb5?? { [%eval 2.06] } { Blunder. Qc3 was best. } { [%clk 0:13:17] } 20... cxb5 { [%eval 2.12] [%clk 0:09:19] } 21. Bxb5 { [%eval 1.97] [%clk 0:13:20] } 21... Bxf3 { [%eval 2.03] [%clk 0:09:20] } 22. gxf3 { [%eval 1.98] [%clk 0:13:23] } 22... Rxd4?! { [%eval 3.27] } { Inaccuracy. a6 was best. } { [%clk 0:09:08] } 23. Rfd1? { [%eval 1.45] } { Mistake. Rc7 was best. } { [%clk 0:13:27] } 23... Rxd1+ { [%eval 1.54] [%clk 0:09:10] } 24. Rxd1 { [%eval 1.56] [%clk 0:13:31] } 24... Nbc6 { [%eval 1.45] [%clk 0:09:06] } 25. Bxc6 { [%eval 1.06] [%clk 0:12:55] } 25... Nxc6 { [%eval 1.09] [%clk 0:09:09] } 26. a3?! { [%eval 0.46] } { Inaccuracy. Nb2 was best. } { [%clk 0:12:58] } 26... g6?! { [%eval 1.28] } { Inaccuracy. g5 was best. } { [%clk 0:08:36] } 27. b4 { [%eval 1.11] [%clk 0:13:02] } 27... a5?? { [%eval 3.74] } { Blunder. g5 was best. } { [%clk 0:06:41] } 28. b5 { [%eval 3.78] [%clk 0:11:49] } 28... Ne5 { [%eval 3.6] [%clk 0:06:44] } 29. Kg2 { [%eval 3.22] [%clk 0:11:53] } 29... Nc4 { [%eval 3.83] [%clk 0:05:33] } 30. Rd3 { [%eval 3.88] [%clk 0:11:00] } 30... Rb8 { [%eval 3.83] [%clk 0:05:31] } 31. Rc3 { [%eval 4.08] [%clk 0:09:47] } 31... Nb6?! { [%eval 5.44] } { Inaccuracy. Nd6 was best. } { [%clk 0:04:02] } 32. Nxb6 { [%eval 5.35] [%clk 0:09:44] } 32... Rxb6 { [%eval 5.41] [%clk 0:03:53] } 33. a4 { [%eval 5.25] [%clk 0:09:51] } 33... h5 { [%eval 5.58] [%clk 0:03:30] } 34. Rc6 { [%eval 5.56] [%clk 0:09:55] } 34... Rb7 { [%eval 5.44] [%clk 0:03:34] } 35. Ra6 { [%eval 5.6] [%clk 0:09:59] } 35... Kf8 { [%eval 5.51] [%clk 0:03:34] } 36. Rxa5 { [%eval 5.51] [%clk 0:10:03] } 36... Ke8 { [%eval 5.96] [%clk 0:03:36] } 37. Ra6 { [%eval 5.48] [%clk 0:10:07] } 37... Kd7 { [%eval 5.48] [%clk 0:03:37] } 38. Kg3 { [%eval 5.52] [%clk 0:10:11] } 38... Kc7 { [%eval 5.85] [%clk 0:03:24] } 39. Kf4 { [%eval 5.71] [%clk 0:10:14] } 39... Kb8 { [%eval 5.89] [%clk 0:03:20] } 40. a5 { [%eval 5.79] [%clk 0:10:02] } 40... Rxb5?! { [%eval 8.27] } { Inaccuracy. Rd7 was best. } { [%clk 0:01:42] } 41. Rb6+ { [%eval 8.11] [%clk 0:10:06] } 41... Rxb6 { [%eval 8.46] [%clk 0:01:46] } 42. axb6 { [%eval 8.54] [%clk 0:10:09] } 42... f6 { [%eval 8.57] [%clk 0:01:50] } 43. e5 { [%eval 8.75] [%clk 0:10:12] } 43... f5 { [%eval 64.06] [%clk 0:01:52] } 44. Kg5 { [%eval 57.37] [%clk 0:10:16] } 44... Kb7 { [%eval 71.4] [%clk 0:01:54] } 45. Kxg6 { [%eval 47.28] [%clk 0:10:20] } 45... Kxb6 { [%eval 60.38] [%clk 0:01:57] } 46. Kf6 { [%eval 73.06] [%clk 0:10:24] } 46... Kc6 { [%eval 83.08] [%clk 0:02:01] } 47. Kxe6 { [%eval 13.89] [%clk 0:10:27] } 47... f4 { [%eval 14.55] [%clk 0:02:03] } 48. Kf7 { [%eval 36.55] [%clk 0:10:31] } 48... Kc5 { [%eval 56.55] [%clk 0:01:54] } 49. e6 { [%eval 61.47] [%clk 0:10:34] } 49... Kd4?! { [%eval #28] } { Checkmate is now unavoidable. Kb5 was best. } { [%clk 0:01:59] } 50. e7 { [%eval #12] [%clk 0:10:38] } 50... Kd3 { [%eval #12] [%clk 0:02:03] } 51. e8=Q { [%eval #11] [%clk 0:10:40] } 51... Kd2 { [%eval #10] [%clk 0:02:07] } 52. Kf6 { [%eval #11] [%clk 0:10:43] } 52... h4 { [%eval #8] [%clk 0:02:11] } 53. Kf5 { [%eval #8] [%clk 0:10:47] } 53... h3 { [%eval #7] [%clk 0:02:14] } 54. Kxf4 { [%eval #6] [%clk 0:10:49] } 54... Kd1 { [%eval #5] [%clk 0:02:18] } 55. Ke3 { [%eval #5] [%clk 0:10:48] } 55... Ke1 { [%eval #2] [%clk 0:02:22] } 56. Qb5 { [%eval #1] [%clk 0:10:32] } 56... Kd1 { [%eval #1] [%clk 0:02:24] } 57. Qb1# { [%clk 0:10:36] } 1-0