[Event "Monthly UltraBullet Arena"] [Site "https://lichess.org/dqWi9Xzh"] [Date "2021.04.04"] [White "Thiago"] [Black "forrest2020"] [Result "1-0"] [UTCDate "2021.04.04"] [UTCTime "17:46:10"] [WhiteElo "1557"] [BlackElo "1212"] [WhiteRatingDiff "+9"] [BlackRatingDiff "-2"] [Variant "Standard"] [TimeControl "15+0"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 e6 { A40 Horwitz Defense } 2. Nf3 Qf6? { (0.16 → 1.61) Mistake. d5 was best. } (2... d5 3. c4 Nf6 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 O-O 7. Qc2) 3. c4?! { (1.61 → 0.90) Inaccuracy. e4 was best. } (3. e4 Qd8 4. Bd3 d6 5. Nc3 a6 6. Qe2 Nc6 7. a3 e5) 3... h6?! { (0.90 → 1.89) Inaccuracy. Bb4+ was best. } (3... Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 d6 6. Nc3 Ne7 7. O-O-O h5 8. Kb1) 4. e3 g5 5. Nc3 g4 6. Nd2 e5?! { (2.05 → 2.88) Inaccuracy. Qg7 was best. } (6... Qg7 7. h3 Nf6 8. hxg4 Nxg4 9. Nde4 h5 10. f3 Nf6 11. Nxf6+ Qxf6 12. f4 d6 13. Nb5) 7. Bd3 exd4?! { (2.98 → 4.08) Inaccuracy. d6 was best. } (7... d6 8. O-O) 8. exd4 d5?! { (4.23 → 6.26) Inaccuracy. Qxd4 was best. } (8... Qxd4) 9. Nde4?? { (6.26 → -2.14) Blunder. O-O was best. } (9. O-O dxc4) 9... Bf5?? { (-2.14 → 13.09) Blunder. dxe4 was best. } (9... dxe4 10. Qe2 Nc6 11. Nd5 Bb4+ 12. Nxb4 Nxb4 13. Bxe4 Qe7 14. d5 f5 15. Bb1 Qxe2+ 16. Kxe2) 10. Nxf6+ Nxf6 11. Bxf5 Ne4 12. Nxd5 Nxf2 13. Kxf2 Bb4 14. Re1+ Kd8?! { (20.10 → Mate in 7) Checkmate is now unavoidable. Kf8 was best. } (14... Kf8 15. Nxb4) 15. Re7?! { (Mate in 7 → 17.13) Lost forced checkmate sequence. Nxb4 was best. } (15. Nxb4 Re8 16. Rxe8+ Kxe8 17. Qe2+ Kd8 18. Bg5+ hxg5 19. Re1 g3+ 20. hxg3 Nc6 21. Qe8#) 15... Nd7?! { (17.13 → Mate in 6) Checkmate is now unavoidable. g3+ was best. } (15... g3+ 16. hxg3) 16. Rxd7+ Kc8 17. Qe2 Rd8 18. Rxc7+ Kb8 19. Qe7 Bd6 20. Rxb7# { White wins by checkmate. } 1-0