[Event "CM AlfonsoM87 simul"] [Site "https://lichess.org/Vp81bdhG"] [Date "2023.06.20"] [White "AlfonsoM87"] [Black "andres_santiago5"] [Result "1-0"] [UTCDate "2023.06.20"] [UTCTime "00:21:26"] [WhiteElo "1699"] [BlackElo "1500"] [WhiteTitle "CM"] [Variant "Standard"] [TimeControl "1800+2"] [ECO "C42"] [Opening "Petrov's Defense: Three Knights Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 Nf6 3. Nc3 { C42 Petrov's Defense: Three Knights Game } Bb4 4. Bc4 d6 5. d3 Bxc3+ 6. bxc3 d5? { (0.13 → 1.47) Mistake. O-O was best. } (6... O-O 7. O-O h6 8. a4 Nc6 9. Re1 Be6 10. Bxe6 fxe6 11. d4) 7. exd5 Nxd5 8. Bd2? { (1.68 → 0.53) Mistake. Nxe5 was best. } (8. Nxe5 O-O) 8... Nc6 9. O-O f5?? { (0.60 → 3.32) Blunder. O-O was best. } (9... O-O 10. a4) 10. Re1 Qd6 11. Nxe5 Nxe5 12. d4?! { (3.55 → 2.75) Inaccuracy. Qh5+ was best. } (12. Qh5+ g6 13. Qe2 c6 14. Qxe5+ Qxe5 15. Rxe5+ Kd8 16. Bb3 Bd7 17. c4 Nc7 18. Rae1 b6) 12... Be6 13. Rxe5 O-O 14. Qf3 Ne7?? { (2.90 → 6.67) Blunder. c6 was best. } (14... c6 15. Rae1 Rfe8 16. Bb3 Qd7 17. h3 h6 18. Qg3 Kh7 19. Qd3 Kh8 20. c4 Nf6 21. Bb4) 15. Rxe6 Qd7?! { (6.55 → 12.18) Inaccuracy. Kh8 was best. } (15... Kh8 16. Rxd6 cxd6 17. Qxb7 d5 18. Bd3 Rfe8 19. Qxa8 Rxa8 20. Re1 Nc6 21. Bxf5 Na5 22. Bd3) 16. Rxe7+ Rf7?! { (13.96 → Mate in 6) Checkmate is now unavoidable. Kh8 was best. } (16... Kh8 17. Rxd7 f4 18. Qxb7 Rg8 19. Qxa8 Rxa8 20. Bxf4 h5 21. Bxc7 a6 22. Bd5 Rc8 23. c4) 17. Rxd7 Re8 18. Rxf7 Kh8 19. Qe3 Rxe3 20. Rf8# { White wins by checkmate. } 1-0