Question: Are  Jean Cocteau and Bernard Cornwell both writers and authors?
Sentence (from "Jean Cocteau"): Cocteau is best known for his novel "Les Enfants Terribles" (1929), and the films "The Blood of a Poet" (1930), "Les Parents Terribles" (1948), "Beauty and the Beast" (1946) and "Orpheus" (1949).
Relevant evidence: No