Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Which 1976 Derek Jarman film was dialogued entirely in Latin?
derek jarman

Charles Bingley was a character in what classic Jane Austen novel?
charles bingley

Which country on the east coast of the Bay of Bengal is bordered by China, Laos, Thailand, Bangladesh and Nepal?

china