Question: What film was produced in 1942 by Aleksandr Pishvanov and a man that was an American entrepreneur, animator, voice actor, and film producer to support the American war effort?
Sentence (from "British Guiana during World War II"): The history of British Guiana during World War II begins in 1939, following the outbreak of war in Europe and the United Kingdom's declaration of war on Nazi Germany.
Relevant evidence: No