[Event "2021 Mathematics Season Tour"] [Site "https://lichess.org/dnqX4jSk"] [Date "2021.11.12"] [White "MarcSison24"] [Black "Aldavo"] [Result "1-0"] [UTCDate "2021.11.12"] [UTCTime "02:40:15"] [WhiteElo "1446"] [BlackElo "856"] [WhiteRatingDiff "+13"] [BlackRatingDiff "-1"] [Variant "Standard"] [TimeControl "300+2"] [ECO "C20"] [Opening "Center Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. d4 { C20 Center Game } f6?? { (-0.10 → 2.19) Blunder. exd4 was best. } (2... exd4 3. Qxd4 Nc6 4. Qc4 Nf6 5. Nc3 Bb4 6. Ne2 d5 7. exd5) 3. dxe5?! { (2.19 → 1.43) Inaccuracy. Bc4 was best. } (3. Bc4 Nc6 4. Nf3 d6 5. O-O g6 6. Nc3 Bg4 7. dxe5 dxe5) 3... fxe5?? { (1.43 → 8.27) Blunder. Nc6 was best. } (3... Nc6 4. Bc4 fxe5 5. Nf3 Nf6 6. Ng5 d5 7. exd5 Na5 8. Bd3) 4. Qh5+ g6 5. Qxe5+ Ne7 6. Qxh8 c6 7. Qxh7 a5 8. Bc4 d5 9. exd5 cxd5 10. Bb5+ Bd7 11. Bd3 Be6 12. Bxg6+ Nxg6 13. Qxg6+ Bf7 14. Qd3 b6 15. Nf3 Nc6 16. Qb5 Bb4+ 17. c3 Bd6 18. Qxc6+ Ke7 19. Bg5+ Kf8 20. Bxd8 Rxd8 21. O-O Be8 22. Qxb6 Kg7 23. Qxd8 Kf7?! { (26.57 → Mate in 6) Checkmate is now unavoidable. Bg6 was best. } (23... Bg6 24. Qxd6) 24. Qxd6 Bb5 25. Ng5+ Ke8 26. Re1+ Be2 27. Rxe2# { White wins by checkmate. } 1-0