[Event "casual correspondence game"] [Site "https://lichess.org/B0KM3jDp"] [Date "2025.08.16"] [White "lichess AI level 3"] [Black "Osphere"] [Result "0-1"] [GameId "B0KM3jDp"] [UTCDate "2025.08.16"] [UTCTime "02:29:49"] [WhiteElo "?"] [BlackElo "1808"] [Variant "Standard"] [TimeControl "-"] [ECO "A04"] [Opening "Zukertort Opening: Black Mustang Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nc6 { A04 Zukertort Opening: Black Mustang Defense } 2. d4 Nf6 3. c4 d6 4. e4 Bg4 5. e5 dxe5 6. Be3 exd4 7. Bxd4 Bxf3 8. gxf3 e5 9. Bxa7 Rxa7 10. a3 Bc5 11. Nc3 Bd4 12. Qe2 Bxc3+ 13. bxc3 Na5 14. Rb1 Qd6 15. Rg1 Qxa3 16. Qc2 O-O 17. Rg5 h6 18. Rg1 Nxc4 19. Bxc4 Re8 20. Kf1 e4 21. Ke2 exf3+ 22. Kxf3 Re4 23. Bd3 Rea4 24. Qd2 Qa2 25. Qxa2 Rxa2 26. Rbe1 R2a3 27. Rc1 Nd5 28. Be4 Nxc3 29. Bc2 Na2+ 30. Kg2 Nxc1 31. Rxc1 Ra1 32. Rb1 Rxb1 33. Kf3 Rh1 34. Be4 Rxh2 35. Bd5 Ra3+ 36. Ke4 Rxf2 37. Bc4 Ra4 38. Kd3 Rf3+ 39. Kc2 Rxc4+ 40. Kd1 Ra4 41. Kc1 Ra2 42. Kb1 Rh2 43. Kc1 Rf1# { Black wins by checkmate. } 0-1