[Event "Hourly UltraBullet Arena"] [Site "https://lichess.org/9DvQ1mC5"] [Date "2022.10.29"] [White "A-S_O-A"] [Black "Tjatur_ona"] [Result "0-1"] [UTCDate "2022.10.29"] [UTCTime "07:49:33"] [WhiteElo "1272"] [BlackElo "1643"] [WhiteRatingDiff "-10"] [BlackRatingDiff "+2"] [Variant "Standard"] [TimeControl "15+0"] [ECO "A43"] [Opening "Benoni Defense: Old Benoni"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 c5 { A43 Benoni Defense: Old Benoni } 2. c4 cxd4 3. Qd3 Nc6 4. e4 Nf6 5. Nf3 d6 6. Nxd4 Nxd4 7. Qxd4 Bd7 8. Nc3 e6 9. Be3 Be7 10. Qd2 O-O 11. O-O-O Bc6 12. Bd3 Qc7 13. f3 Rad8 14. Rhe1 e5 15. b3 a5 16. Bc2 a4 17. Kb2 axb3 18. axb3 Ra8 19. Bb1 Qa5 20. Bc2 Qa3+ 21. Kb1 Qa1# { Black wins by checkmate. } 0-1