[Event "Hourly UltraBullet Arena"] [Site "https://lichess.org/sGoF3GI9"] [Date "2020.06.07"] [White "RC25"] [Black "Threateningmate"] [Result "1-0"] [UTCDate "2020.06.07"] [UTCTime "06:41:50"] [WhiteElo "1411"] [BlackElo "1616"] [WhiteRatingDiff "+31"] [BlackRatingDiff "-9"] [Variant "Standard"] [TimeControl "15+0"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 { A40 Horwitz Defense } 2. Nf3 Be7 3. c4 Nf6 4. Nc3 Nc6?! { (0.18 → 0.80) Inaccuracy. d5 was best. } (4... d5 5. Bf4 O-O 6. e3 Nbd7 7. Be2 c5 8. O-O dxc4 9. Bxc4) 5. e4 d5 6. e5 Ne4 7. cxd5 Nxd4?? { (0.81 → 4.07) Blunder. exd5 was best. } (7... exd5 8. Bd3 Bf5 9. O-O O-O 10. Re1 Nxc3 11. bxc3 Bxd3 12. Qxd3 Qd7 13. h3 b6 14. Nh2) 8. Nxd4 Nxc3 9. bxc3 c5? { (3.57 → 7.02) Mistake. Qxd5 was best. } (9... Qxd5 10. Nf3) 10. Bb5+ Bd7 11. Bxd7+?! { (8.40 → 5.33) Inaccuracy. dxe6 was best. } (11. dxe6 O-O) 11... Qxd7 12. dxe6 cxd4? { (4.94 → 17.53) Mistake. fxe6 was best. } (12... fxe6 13. Nf3 O-O-O 14. Qxd7+ Rxd7 15. Bg5 Rf8 16. Bxe7 Rxe7 17. Ke2 Rd7 18. Rhd1 Rf4 19. Rxd7) 13. exd7+ Kxd7 14. Qxd4+ Ke8 15. Bg5 Bf6?! { (11.22 → Mate in 5) Checkmate is now unavoidable. Bxg5 was best. } (15... Bxg5 16. Qa4+ Kf8 17. Qb4+ Be7 18. Qxb7 Re8 19. Qxa7 Kg8 20. O-O Bf8 21. f4 h5 22. Qc7) 16. Qa4+?! { (Mate in 5 → 27.21) Lost forced checkmate sequence. exf6 was best. } (16. exf6 Rd8 17. O-O-O Rxd4 18. Rxd4 gxf6 19. Bh6 f5 20. Re1#) 16... b5 17. exf6 Kf8? { (8.27 → Mate in 6) Checkmate is now unavoidable. bxa4 was best. } (17... bxa4 18. fxg7 Rg8 19. O-O-O f6 20. Bxf6 Kf7 21. Rd6 Rge8 22. Ra6 Re2 23. Bd4 Rxa2 24. Re1) 18. fxg7+ Kxg7 19. Qd4+ f6 20. Bxf6+ Kg8 21. Qd7 Re8+ 22. Qxe8# { White wins by checkmate. } 1-0