[Event "Hourly UltraBullet Arena"] [Site "https://lichess.org/Ib4qfoNK"] [Date "2020.09.11"] [White "Niacinamide"] [Black "mauroivan"] [Result "0-1"] [UTCDate "2020.09.11"] [UTCTime "22:42:21"] [WhiteElo "1935"] [BlackElo "1530"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+40"] [Variant "Standard"] [TimeControl "15+0"] [ECO "A04"] [Opening "Zukertort Opening: Queenside Fianchetto Variation"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. Nf3 b6?! { (0.20 → 0.83) Inaccuracy. c5 was best. } { A04 Zukertort Opening: Queenside Fianchetto Variation } (1... c5 2. c4 Nf6 3. Nc3 e6 4. e4 Nc6 5. Be2 d5 6. exd5) 2. d3 Bb7 3. g3 Bxf3 4. exf3 d6?! { (0.28 → 1.13) Inaccuracy. e6 was best. } (4... e6 5. f4 c5 6. Nd2 Nc6 7. Nf3 d5 8. c3 Bd6 9. Bg2 Nge7 10. O-O O-O 11. Bd2) 5. Bg2 Nc6 6. f4 Qd7?! { (2.06 → 2.77) Inaccuracy. d5 was best. } (6... d5 7. c4 e6 8. O-O Bc5 9. Nc3 Nge7 10. f5 Nxf5 11. cxd5 Ncd4 12. Qa4+ Qd7 13. Qxd7+) 7. O-O?! { (2.77 → 1.66) Inaccuracy. Qf3 was best. } (7. Qf3 d5) 7... O-O-O 8. b4?! { (2.16 → 1.49) Inaccuracy. c3 was best. } (8. c3) 8... Nb8? { (1.49 → 3.48) Mistake. Nxb4 was best. } (8... Nxb4 9. c4) 9. Qf3 c6?! { (2.78 → 3.80) Inaccuracy. d5 was best. } (9... d5 10. c4) 10. b5 e6?! { (3.47 → 5.21) Inaccuracy. d5 was best. } (10... d5 11. a4) 11. bxc6 Qc7 12. Nc3 Ne7? { (5.15 → 9.69) Mistake. Qxc6 was best. } (12... Qxc6 13. Qxc6+) 13. Nb5 Nexc6 14. Nxc7 Kxc7 15. Be3 d5 16. d4 Bd6 17. c4 Nxd4 18. Bxd4 e5 19. fxe5 Be7 20. cxd5 f6?! { (30.86 → Mate in 8) Checkmate is now unavoidable. Rd6 was best. } (20... Rd6 21. exd6+ Bxd6 22. Qxf7+ Nd7 23. Bxg7 Rd8 24. Bh3 b5 25. Bxd7 Kb6 26. Bc6 a6 27. Qb7+) 21. d6+ Kd7 22. dxe7 Kxe7 23. Be3?! { (Mate in 5 → 25.68) Lost forced checkmate sequence. exf6+ was best. } (23. exf6+ Kf7 24. fxg7+ Ke6 25. Rfe1+ Kd6 26. Rac1 Nc6 27. Qxc6#) 23... Kf7 24. Qb7+ Kg6?! { (28.50 → Mate in 7) Checkmate is now unavoidable. Rd7 was best. } { Black wins on time. } (24... Rd7 25. e6+) 0-1