Event: Round 3: Claure Verastegui, Rene David - Rojas Salas, Rihanna Irina
Site: https://lichess.org/broadcast/fide-world-youth-u16-chess-olympiad-2025--matches-19/round-3/vVYiARsf/eGAG1jkR
White: Claure Verastegui, Rene David
WhiteTitle: CM
WhiteElo: 1970
Black: Rojas Salas, Rihanna Irina
BlackElo: 1634
Result: 1-0
ECO: B90
Opening: Sicilian Defense: Scheveningen Variation, English Attack, with f3
Variant: Standard
TimeControl: 45+10

1. e4 { [%eval 0.18] [%clk 0:45:18] } 1... c5 { [%eval 0.24] [%clk 0:45:14] } 2. Nf3 { [%eval 0.2] [%clk 0:45:23] } 2... d6 { [%eval 0.31] [%clk 0:45:19] } 3. d4 { [%eval 0.22] [%clk 0:45:28] } 3... cxd4 { [%eval 0.19] [%clk 0:45:18] } 4. Nxd4 { [%eval 0.18] [%clk 0:45:31] } 4... Nf6 { [%eval 0.31] [%clk 0:45:21] } 5. Nc3 { [%eval 0.32] [%clk 0:45:36] } 5... e6 { [%eval 0.49] [%clk 0:45:26] } 6. Be3 { [%eval 0.32] [%clk 0:45:39] } 6... a6 { [%eval 0.38] [%clk 0:44:58] } 7. f3 { [%eval 0.28] [%clk 0:45:41] } 7... Qc7?! { [%eval 0.89] } { Inaccuracy. b5 was best. } { [%clk 0:43:41] } 8. Qd2 { [%eval 0.52] [%clk 0:45:42] } 8... Nbd7?! { [%eval 1.29] } { Inaccuracy. h5 was best. } { [%clk 0:42:04] } 9. g4 { [%eval 1.35] [%clk 0:44:08] } 9... Ne5 { [%eval 1.78] [%clk 0:41:01] } 10. O-O-O { [%eval 1.54] [%clk 0:41:09] } 10... Nfd7 { [%eval 1.45] [%clk 0:37:18] } 11. Qg2?! { [%eval 0.5] } { Inaccuracy. g5 was best. } { [%clk 0:32:05] } 11... Nb6?! { [%eval 1.3] } { Inaccuracy. b5 was best. } { [%clk 0:34:02] } 12. Nb3 { [%eval 1.28] [%clk 0:26:38] } 12... Nbc4 { [%eval 1.2] [%clk 0:30:04] } 13. Bf2 { [%eval 1.16] [%clk 0:24:35] } 13... b5 { [%eval 1.13] [%clk 0:26:10] } 14. f4 { [%eval 1.25] [%clk 0:18:48] } 14... Nd7 { [%eval 1.28] [%clk 0:20:20] } 15. Bd3?! { [%eval 0.58] } { Inaccuracy. Bxc4 was best. } { [%clk 0:18:48] } 15... Ndb6 { [%eval 0.77] [%clk 0:20:20] } 16. Rhe1 { [%eval 0.46] [%clk 0:18:30] } 16... Bb7?! { [%eval 1.29] } { Inaccuracy. Be7 was best. } { [%clk 0:18:42] } 17. Nd4?! { [%eval 0.19] } { Inaccuracy. Bd4 was best. } { [%clk 0:15:28] } 17... Rc8? { [%eval 1.81] } { Mistake. Be7 was best. } { [%clk 0:15:45] } 18. Nd5 { [%eval 1.77] [%clk 0:08:52] } 18... Nxd5 { [%eval 1.84] [%clk 0:15:45] } 19. exd5 { [%eval 1.75] [%clk 0:08:52] } 19... e5? { [%eval 3.41] } { Mistake. Qa5 was best. } { [%clk 0:15:45] } 20. b3 { [%eval 3.32] [%clk 0:08:52] } 20... Na3?! { [%eval 5.01] } { Inaccuracy. Nb6 was best. } { [%clk 0:15:45] } 21. Nc6?! { [%eval 3.43] } { Inaccuracy. fxe5 was best. } { [%clk 0:04:46] } 21... f6 { [%eval 3.57] [%clk 0:00:37] } 22. Kb2 { [%eval 3.4] [%clk 0:04:46] } 22... Bxc6 { [%eval 3.4] [%clk 0:00:37] } 23. dxc6 { [%eval 3.47] [%clk 0:04:47] } 23... b4 { [%eval 3.79] [%clk 0:00:26] } 24. fxe5 { [%eval 3.2] [%clk 0:03:58] } 24... dxe5? { [%eval 5.9] } { Mistake. fxe5 was best. } { [%clk 0:00:17] } 25. Bf5 { [%eval 5.62] [%clk 0:03:51] } 25... Rd8?! { [%eval 9.45] } { Inaccuracy. Qxc6 was best. } { [%clk 0:00:13] } 26. Bd7+ { [%eval 8.09] [%clk 0:03:34] } 26... Rxd7 { [%eval 8.16] [%clk 0:00:12] } 27. cxd7+ { [%eval 7.68] [%clk 0:03:37] } 27... Ke7? { [%eval #8] } { Checkmate is now unavoidable. Kf7 was best. } { [%clk 0:00:11] } 28. d8=Q+ { [%eval #7] [%clk 0:03:33] } 1-0