Question: Were both William Wyler and Alan Crosland American film directors?
Sentence (from "William Wyler"): Notable works include "Ben-Hur" (1959), "The Best Years of Our Lives" (1946), and "Mrs. Miniver" (1942), all of which won Academy Awards for Best Director, as well as Best Picture in their respective years, making him the only director of three Best Picture winners as of 2017.
Relevant evidence: No