Question: What is the cause of death of director of film The Yellow Ticket (1928 Film)?
Sentence (from "The Yellow Ticket (1928 film)"): The Yellow Ticket or Earth in Captivity  is a 1928 Soviet silent drama film directed by Fyodor Otsep and starring Anna Sten, Ivan Koval-Samborsky and Mikhail Narokov.
Relevant evidence: Yes