Event: Ronda 5: Berrios Cuadra, Michael Stefan - Sierra Lopez, Gabriel Jose
Site: https://lichess.org/broadcast/juegos-estudiantiles-centroamericanos-codicader-u15--rapido-absoluto/ronda-5/t2IjyklK/UNHquqn6
Date: 2025-10-04
White: Berrios Cuadra, Michael Stefan
WhiteElo: 1554
Black: Sierra Lopez, Gabriel Jose
Result: 1-0
ECO: D10
Opening: Slav Defense: Exchange Variation
Variant: Standard
TimeControl: 20+5

1. d4 { [%eval 0.17] [%clk 0:20:01] } 1... d5 { [%eval 0.18] [%clk 0:20:08] } 2. c4 { [%eval 0.18] [%clk 0:20:05] } 2... c6 { [%eval 0.21] [%clk 0:20:12] } 3. cxd5 { [%eval 0.15] [%clk 0:20:03] } 3... cxd5 { [%eval 0.19] [%clk 0:20:15] } 4. Nf3 { [%eval 0.1] [%clk 0:19:59] } 4... Nc6 { [%eval 0.18] [%clk 0:20:18] } 5. g3 { [%eval -0.12] [%clk 0:20:00] } 5... Bf5 { [%eval -0.12] [%clk 0:20:13] } 6. Bg2 { [%eval -0.1] [%clk 0:20:01] } 6... Nf6 { [%eval -0.02] [%clk 0:20:11] } 7. O-O { [%eval -0.19] [%clk 0:20:03] } 7... e6 { [%eval -0.18] [%clk 0:20:08] } 8. Nc3 { [%eval -0.18] [%clk 0:20:06] } 8... Bd6 { [%eval -0.08] [%clk 0:20:02] } 9. Qb3 { [%eval -0.16] [%clk 0:19:57] } 9... Qc7?? { [%eval 1.75] } { Blunder. Qb6 was best. } { [%clk 0:19:52] } 10. Bg5? { [%eval 0.24] } { Mistake. Nb5 was best. } { [%clk 0:19:54] } 10... Ne4 { [%eval 0.36] [%clk 0:19:42] } 11. Rac1?! { [%eval -0.24] } { Inaccuracy. Nb5 was best. } { [%clk 0:19:36] } 11... h6 { [%eval -0.06] [%clk 0:19:30] } 12. Nb5 { [%eval 0.01] [%clk 0:19:04] } 12... Qd7 { [%eval 0.08] [%clk 0:18:56] } 13. Nxd6+ { [%eval 0.1] [%clk 0:19:05] } 13... Qxd6?? { [%eval 2.32] } { Blunder. Nxd6 was best. } { [%clk 0:18:57] } 14. Bf4? { [%eval 1.05] } { Mistake. Qxb7 was best. } { [%clk 0:19:08] } 14... Qb4 { [%eval 1.02] [%clk 0:18:36] } 15. Qxb4 { [%eval 1.15] [%clk 0:18:50] } 15... Nxb4 { [%eval 1.05] [%clk 0:18:39] } 16. Rc7 { [%eval 1.09] [%clk 0:18:50] } 16... b6? { [%eval 2.4] } { Mistake. g5 was best. } { [%clk 0:17:14] } 17. Nd2?! { [%eval 1.51] } { Inaccuracy. Ne5 was best. } { [%clk 0:18:30] } 17... Nxd2 { [%eval 1.54] [%clk 0:15:43] } 18. Bxd2 { [%eval 1.81] [%clk 0:18:32] } 18... Na6 { [%eval 1.68] [%clk 0:15:25] } 19. Rcc1 { [%eval 1.15] [%clk 0:18:16] } 19... O-O { [%eval 1.45] [%clk 0:15:14] } 20. f3 { [%eval 1.08] [%clk 0:18:10] } 20... Bh7?! { [%eval 2.09] } { Inaccuracy. Rac8 was best. } { [%clk 0:14:44] } 21. e4?! { [%eval 0.94] } { Inaccuracy. Rc6 was best. } { [%clk 0:17:43] } 21... dxe4 { [%eval 0.88] [%clk 0:14:37] } 22. fxe4 { [%eval 0.89] [%clk 0:17:07] } 22... Rad8 { [%eval 1.19] [%clk 0:14:05] } 23. e5?? { [%eval -0.62] } { Blunder. Be3 was best. } { [%clk 0:17:07] } 23... f5?? { [%eval 1.8] } { Blunder. Rxd4 was best. } { [%clk 0:14:05] } 24. Be3?! { [%eval 1.02] } { Inaccuracy. Rc4 was best. } { [%clk 0:16:59] } 24... g5?! { [%eval 1.86] } { Inaccuracy. Nb4 was best. } { [%clk 0:13:18] } 25. a3 { [%eval 1.88] [%clk 0:16:37] } 25... Rc8?? { [%eval 4.82] } { Blunder. Rf7 was best. } { [%clk 0:12:46] } 26. Rxc8 { [%eval 4.79] [%clk 0:16:32] } 26... Rxc8 { [%eval 4.65] [%clk 0:12:50] } 27. Bb7 { [%eval 4.8] [%clk 0:16:34] } 27... Rc2 { [%eval 4.86] [%clk 0:12:38] } 28. Bxa6 { [%eval 4.89] [%clk 0:16:34] } 28... Rxb2 { [%eval 4.84] [%clk 0:12:41] } 29. Bc4 { [%eval 4.72] [%clk 0:16:35] } 29... Rc2?! { [%eval 6.08] } { Inaccuracy. Kf7 was best. } { [%clk 0:12:17] } 30. Bxe6+ { [%eval 6.17] [%clk 0:16:31] } 30... Kg7 { [%eval 6.22] [%clk 0:12:18] } 31. Bxf5 { [%eval 6.24] [%clk 0:16:34] } 31... Bxf5 { [%eval 6.32] [%clk 0:12:17] } 32. Rxf5 { [%eval 6.53] [%clk 0:16:37] } 32... Rc3 { [%eval 6.66] [%clk 0:12:16] } 33. Bd2 { [%eval 5.73] [%clk 0:16:41] } 33... Rxa3?? { [%eval #11] } { Checkmate is now unavoidable. Rd3 was best. } { [%clk 0:12:18] } 34. e6 { [%eval 11.4] [%clk 0:16:40] } 34... Ra1+ { [%eval #10] [%clk 0:11:04] } 35. Kf2 { [%eval #9] [%clk 0:16:39] } 35... Ra2 { [%eval #9] [%clk 0:10:46] } 36. Ke2?! { [%eval 12.47] } { Lost forced checkmate sequence. e7 was best. } { [%clk 0:16:43] } 36... Kg6?! { [%eval #7] } { Checkmate is now unavoidable. Rc2 was best. } { [%clk 0:10:30] } 37. Rf2 { [%eval #11] [%clk 0:16:45] } 37... Rc2 { [%eval #11] [%clk 0:10:06] } 38. e7 { [%eval #19] [%clk 0:16:46] } 38... Rc8 { [%eval #20] [%clk 0:10:08] } 39. Rf8 { [%eval #24] [%clk 0:16:50] } 1-0