[Event "casual correspondence game"] [Site "https://lichess.org/kl40sYah"] [Date "2026.05.21"] [Round "-"] [White "nguyenhoangduong2017"] [Black "lichess AI level 1"] [Result "1-0"] [GameId "kl40sYah"] [UTCDate "2026.05.21"] [UTCTime "15:25:18"] [WhiteElo "1500"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "C41"] [Opening "Philidor Defense"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 e5 2. Nf3 d6 { C41 Philidor Defense } 3. Nc3 Nf6 4. d3 Nc6 5. Be3 Be7 6. Be2 d5 7. O-O dxe4 8. dxe4 Ng4 9. Bc1 Qd7 10. Ng5 f6 11. Nf3 O-O 12. Nd5 Bc5 13. Bb5 Rd8 14. Bxc6 Nxf2 15. Rxf2 Qg4 16. Ne3 Be7 17. h3 Qg6 18. Nh4 Qf7 19. Nhf5 Be6 20. Bd5 Bb4 21. Bxe6 Kf8 22. Bxf7 Rac8 23. Qe2 Rd1+ 24. Nxd1 Kxf7 25. Nd4 Kg8 26. Ne6 Ba5 27. Qc4 a6 28. Nf4+ Kh8 29. Qe6 Rf8 30. Nd5 Bb6 31. Nxb6 Rg8 32. Nd7 h6 33. Nxe5 Rb8 34. Nd7 Ra8 35. Rd2 Rc8 36. Nc5 Rg8 37. Nxb7 Kh7 38. Qf5+ g6 39. Qxf6 Rb8 40. Nc5 Rb6 41. Qf7+ Kh8 42. Rd8# { White wins by checkmate. } 1-0