[Event "Hourly UltraBullet Arena"] [Site "https://lichess.org/v0MRWkQK"] [Date "2023.11.25"] [White "giannistst12"] [Black "Lionchess2023"] [Result "0-1"] [UTCDate "2023.11.25"] [UTCTime "12:54:22"] [WhiteElo "2062"] [BlackElo "1856"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+8"] [Variant "Standard"] [TimeControl "15+0"] [ECO "A02"] [Opening "Bird Opening"] [Termination "Normal"] [Annotator "lichess.org"] 1. f4 { A02 Bird Opening } g6 2. e3 Bg7 3. c4 e6 4. f5? { (-0.37 → -2.03) Mistake. d4 was best. } (4. d4) 4... Ne7? { (-2.03 → -0.80) Mistake. exf5 was best. } (4... exf5) 5. fxe6 O-O?? { (-1.19 → 0.55) Blunder. dxe6 was best. } (5... dxe6 6. Nc3 O-O 7. Nf3 c5 8. b3 Nbc6 9. Bb2 Nf5 10. Be2 b6 11. a3 Bb7 12. O-O) 6. exf7+ Rxf7 7. Nf3 d5 8. Be2?? { (0.62 → -1.14) Blunder. cxd5 was best. } (8. cxd5) 8... dxc4?? { (-1.14 → 2.28) Blunder. d4 was best. } (8... d4) 9. O-O? { (2.28 → 0.95) Mistake. Bxc4 was best. } (9. Bxc4 Nd5 10. e4 Re7 11. O-O Rxe4 12. d4 Re8 13. Bg5 Qd6 14. Nc3 Be6 15. Qb3 c6) 9... Be6? { (0.95 → 2.46) Mistake. Nd5 was best. } (9... Nd5 10. Bxc4) 10. Bxc4?? { (2.46 → -4.28) Blunder. Ng5 was best. } (10. Ng5 Rxf1+ 11. Qxf1 Bd5 12. Nc3 h6 13. Nxd5 hxg5 14. Nf6+ Kh8 15. Qf3 Nf5 16. Qxb7 Nc6) 10... Bxc4 11. Ng5? { (-4.63 → -8.31) Mistake. Re1 was best. } (11. Re1 Nbc6 12. Nc3 Nf5 13. d4 Nh4 14. Nd2 Bd5 15. Re2 Nxd4 16. exd4 Bxg2 17. Rxg2 Qxd4+) 11... Rxf1+ 12. Qxf1 Bxf1 13. Kxf1 Qd3+ 14. Kg1 Nbc6 15. Nf3 Rf8 16. Nc3 Ne5 17. Nxe5? { (-9.37 → Mate in 1) Checkmate is now unavoidable. b3 was best. } (17. b3 Nxf3+ 18. gxf3 Bxc3 19. f4 Bxa1 20. a4 Qxb3 21. a5 g5 22. a6 Qd1+ 23. Kf2 Qxc1) 17... Rf1# { Black wins by checkmate. } 0-1