[Event "HOMENAJE A TODOS LOS ALUMNOS"] [Site "https://lichess.org/NaB3gYSd"] [Date "2024.05.21"] [White "GeronimoYupaAlcedo"] [Black "luisf2023"] [Result "0-1"] [UTCDate "2024.05.21"] [UTCTime "22:21:09"] [WhiteElo "1285"] [BlackElo "1962"] [WhiteRatingDiff "+0"] [BlackRatingDiff "+1"] [Variant "Standard"] [TimeControl "420+0"] [ECO "D05"] [Opening "Queen's Pawn Game: Colle System"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 d5 2. d4 e6 3. e3 Nf6 { D05 Queen's Pawn Game: Colle System } 4. Ne5 Nbd7 5. Nxd7 Bxd7 6. Bd3 Bd6 7. Bd2 Qe7 8. Qe2 e5 9. Nc3?? { (-0.63 → -2.49) Blunder. dxe5 was best. } (9. dxe5 Qxe5 10. Bc3 Qg5 11. g3 O-O 12. Nd2 Qh6 13. O-O-O c5 14. Bxf6 Qxf6) 9... e4 10. Bb5 c6 11. Ba4 h6?! { (-2.33 → -1.70) Inaccuracy. b5 was best. } (11... b5 12. Bb3 a5 13. a3 O-O 14. f3 exf3 15. gxf3 Rfe8 16. O-O Bh3 17. Rfe1) 12. O-O-O O-O-O? { (-2.25 → -0.90) Mistake. a5 was best. } (12... a5 13. Bb3 b5 14. a4 O-O 15. Be1 Rfe8 16. h3 b4 17. Na2 Bc8 18. Bd2) 13. Nxd5?? { (-0.90 → -4.26) Blunder. f3 was best. } (13. f3 h5 14. h4 b5 15. Bb3 Kb7 16. Rdf1 Rhe8 17. a3 a5 18. Kb1 Ka7) 13... cxd5 14. Bxd7+ Qxd7 15. h3 Qc7 16. Ba5?! { (-4.25 → -5.52) Inaccuracy. Kb1 was best. } (16. Kb1 Kb8 17. b3 Rc8 18. Rc1 Ba3 19. c4 Bxc1 20. Rxc1 Qe7 21. b4 a6) 16... Qxa5 17. Rd2 Kb8 18. Rhd1 Rc8 19. g4 Qxa2 20. b3?? { (-6.76 → Mate in 1) Checkmate is now unavoidable. c3 was best. } (20. c3 a6 21. h4 Ka7 22. Rc2 Rhe8 23. Re1 g5 24. hxg5 hxg5 25. b4) 20... Ba3# { Black wins by checkmate. } 0-1