[Event "Hourly UltraBullet Arena"] [Site "https://lichess.org/2XYcATBC"] [Date "2022.08.30"] [White "FedorSulin"] [Black "Prymula"] [Result "0-1"] [UTCDate "2022.08.30"] [UTCTime "11:42:00"] [WhiteElo "1525"] [BlackElo "1654"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+22"] [Variant "Standard"] [TimeControl "15+0"] [ECO "A54"] [Opening "Old Indian Defense: Duz-Khotimirsky Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d6?! { (0.00 → 0.66) Inaccuracy. Nf6 was best. } (1... Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bf4 c6 6. Nc3) 2. c4 Nf6 3. Nc3 Nbd7 4. e3?! { (0.86 → 0.09) Inaccuracy. Nf3 was best. } (4. Nf3 g6 5. e4 e5 6. Be2 Bg7 7. Be3 O-O 8. O-O exd4) 4... e5 5. Bd3 { A54 Old Indian Defense: Duz-Khotimirsky Variation } exd4?! { (0.21 → 1.06) Inaccuracy. g6 was best. } (5... g6 6. Nf3 Bg7 7. e4 exd4 8. Nxd4 O-O 9. O-O Re8 10. Be3) 6. exd4 Be7 7. Nf3 O-O 8. Be3 c6 9. O-O d5 10. Re1?! { (1.15 → 0.27) Inaccuracy. c5 was best. } (10. c5) 10... dxc4 11. Bxc4 b5? { (0.25 → 1.51) Mistake. Nb6 was best. } (11... Nb6 12. Bb3 Nbd5 13. Bg5 Be6 14. Ne5 h6 15. Bh4 Re8 16. Rc1 Nd7 17. Bxe7 Rxe7 18. Nxd5) 12. Bd3 b4 13. d5?? { (1.48 → -4.09) Blunder. Ne4 was best. } (13. Ne4 Nxe4) 13... bxc3 14. bxc3 cxd5 15. Bxh7+?! { (-4.83 → -6.51) Inaccuracy. Bb5 was best. } (15. Bb5 Bb7) 15... Kxh7 16. Qd3+ Kg8 17. Ng5 Nc5 18. Qh7+ Nxh7 19. Nxh7 Kxh7 20. Bxc5 Bxc5 21. Red1 Qf6 22. c4?! { (-17.64 → Mate in 5) Checkmate is now unavoidable. Rd2 was best. } (22. Rd2 Qxc3 23. Rad1 d4 24. Rd3 Qc4 25. R3d2 Bf5 26. h3 Qc3 27. a3 d3 28. Ra2 Be6) 22... Qxf2+?! { (Mate in 5 → -24.65) Lost forced checkmate sequence. Bh3 was best. } (22... Bh3 23. Rd4 Bxd4 24. Rf1 Qg6 25. g3 Qe4 26. Ra1 Qg2#) 23. Kh1 Bh3 24. Rf1 Qxg2# { Black wins by checkmate. } 0-1