instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
In which famous film did Michael Caine play a character named Charlie Croker?
answer:
charlie croker


question:
Which football team play home games at Bloomfield Road?
answer:
bloomfield road


question:
Which is the only Hitchcock film to win a Best Picture Oscar (in 1940)?
answer:

academy award for best picture