Frederick Monhoff is good at music.
Frederick Monhoff was an architect, artist, and illustrator. Frederick Monhoff was an American. An artist is good at painting or music. All Americans speak English.
Architect(monhoff) ∧ Artist(monhoff) ∧ Illustrator(monhoff) American(monhoff) ∀x (Artist(x) → GoodAt(x, painting) ∨ GoodAt(x, music)) ∀x (American(x) → Speak(x, english))