Question: Do both directors of films Unmarried (1939 film) and Twice Upon a Time (1983 film) share the same nationality?
Sentence (from "John Korty"): John Korty( born June 22, 1936) is an American film director and animator, best known for the television film" The Autobiography of Miss Jane Pittman" and the documentary" Who Are the DeBolts?
Relevant evidence: Yes