[Event "XXXI Panamerican Youth Chess Festival 2021 - U14 Open"] [Site "Florianópolis, State of Santa Catarina, Brazil"] [Date "2021.09.04"] [Round "8.7"] [White "Machado, Alessandro Mathias"] [Black "Amigo Quintana, Antu"] [Result "*"] [WhiteElo "1500"] [BlackElo "1779"] [Variant "Standard"] [TimeControl "-"] [ECO "B00"] [Opening "Pirc Defense"] [Termination "Unterminated"] [Annotator "lichess.org"] 1. e4 d6 2. d4 Nf6 { B00 Pirc Defense } 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. O-O-O+ Nd7 8. g3 Kc8 9. Bh3?! { (0.58 → 0.01) Inaccuracy. f4 was best. } (9. f4 g6 10. Bd3 exf4 11. gxf4 h6 12. Bh4 g5 13. fxg5 hxg5 14. Bxg5 Ng4 15. Rd2 Bc5) 9... Bc5 10. Bxe6 fxe6 11. Nh3 c6 12. Rd3 Kc7 13. Rhd1 Rad8?! { (-0.11 → 0.45) Inaccuracy. h6 was best. } (13... h6 14. Bd2) 14. f3 a5 15. Be3 Bb4?? { (0.35 → 2.37) Blunder. Bxe3+ was best. } (15... Bxe3+ 16. Rxe3 h6 17. Nf2 Nc5 18. Rxd8 Rxd8 19. b3 g5 20. Ncd1 h5 21. Rc3 Nfd7 22. Kd2) 16. Ng5 Rhe8? { (2.29 → 4.17) Mistake. Rde8 was best. } (16... Rde8 17. Nf7) 17. Nf7 *