Event: Round 5: Requejo Cotrina, Oswaldo Valentin - Valderrama Quiceno, Esteban Alb
Site: https://lichess.org/broadcast/xxxii-irt-internacional-feria-de-las-flores-2025/round-5/uvxQYtXJ/IfywfKKh
White: Requejo Cotrina, Oswaldo Valentin
WhiteTitle: FM
WhiteElo: 2188
Black: Valderrama Quiceno, Esteban Alb
BlackTitle: IM
BlackElo: 2387
Result: 1/2-1/2
ECO: E32
Opening: Nimzo-Indian Defense: Classical Variation, Keres Defense
Variant: Standard
TimeControl: 90+30

1. d4 { [%eval 0.17] [%clk 1:28:19] } 1... Nf6 { [%eval 0.19] [%clk 1:25:47] } 2. c4 { [%eval 0.18] [%clk 1:28:26] } 2... e6 { [%eval 0.14] [%clk 1:25:43] } 3. Nc3 { [%eval 0.09] [%clk 1:28:25] } 3... Bb4 { [%eval 0.09] [%clk 1:25:10] } 4. Qc2 { [%eval 0.08] [%clk 1:28:50] } 4... O-O { [%eval 0.09] [%clk 1:25:16] } 5. a3 { [%eval 0.08] [%clk 1:28:33] } 5... Bxc3+ { [%eval 0.09] [%clk 1:24:57] } 6. Qxc3 { [%eval 0.05] [%clk 1:28:58] } 6... b6 { [%eval 0.1] [%clk 1:21:49] } 7. Bg5 { [%eval 0.14] [%clk 1:27:23] } 7... Ba6 { [%eval 0.43] [%clk 1:18:51] } 8. e4?! { [%eval -0.23] } { Inaccuracy. Qf3 was best. } { [%clk 1:22:03] } 8... Nxe4 { [%eval -0.28] [%clk 1:04:23] } 9. Bxd8 { [%eval -0.3] [%clk 1:21:37] } 9... Nxc3 { [%eval -0.32] [%clk 1:04:51] } 10. Bxc7 { [%eval -0.39] [%clk 1:21:34] } 10... Ne4 { [%eval -0.39] [%clk 1:05:16] } 11. f3 { [%eval -0.37] [%clk 1:05:31] } 11... Nf6 { [%eval -0.4] [%clk 1:04:04] } 12. b3?! { [%eval -1.08] } { Inaccuracy. Bd6 was best. } { [%clk 0:45:29] } 12... Rc8?! { [%eval -0.31] } { Inaccuracy. Nc6 was best. } { [%clk 0:29:09] } 13. Bxb8 { [%eval -0.5] [%clk 0:37:47] } 13... Raxb8 { [%eval -0.44] [%clk 0:29:30] } 14. Kd2 { [%eval -0.51] [%clk 0:38:07] } 14... d5 { [%eval -0.2] [%clk 0:25:33] } 15. cxd5 { [%eval -0.32] [%clk 0:36:35] } 15... Bxf1 { [%eval -0.24] [%clk 0:25:57] } 16. Rxf1 { [%eval -0.29] [%clk 0:37:00] } 16... Nxd5 { [%eval -0.31] [%clk 0:26:23] } 17. Ne2 { [%eval -0.32] [%clk 0:37:22] } 17... Rd8 { [%eval -0.25] [%clk 0:26:26] } 18. Rc1 { [%eval -0.22] [%clk 0:35:40] } 18... Kf8 { [%eval -0.2] [%clk 0:23:19] } 19. Rc4 { [%eval -0.17] [%clk 0:33:02] } 19... Ke8 { [%eval -0.14] [%clk 0:22:32] } 20. Rhc1 { [%eval -0.13] [%clk 0:30:25] } 20... Rb7 { [%eval -0.09] [%clk 0:21:36] } 21. Rc8 { [%eval -0.06] [%clk 0:28:56] } 21... Rd7 { [%eval 0.0] [%clk 0:21:43] } 22. Rxd8+ { [%eval -0.06] [%clk 0:28:40] } 22... Kxd8 { [%eval -0.05] [%clk 0:21:46] } 23. Rc4 { [%eval 0.0] [%clk 0:23:34] } 23... Nc7 { [%eval 0.0] [%clk 0:20:41] } 24. Nc3 { [%eval -0.03] [%clk 0:11:02] } 24... e5 { [%eval -0.07] [%clk 0:11:57] } 25. Ne2 { [%eval -0.08] [%clk 0:07:19] } 25... Nb5 { [%eval 0.0] [%clk 0:08:01] } 26. a4 { [%eval 0.0] [%clk 0:05:02] } 26... Nxd4 { [%eval 0.0] [%clk 0:05:08] } 27. Nxd4 { [%eval 0.0] [%clk 0:04:58] } 27... exd4 { [%eval 0.0] [%clk 0:05:31] } 1/2-1/2