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

[EX Q]: Whose tale in Chaucer's The Canterbury Tales tells of a knight sent away by his queen to discover what women want above all else?
[EX A]: the canterbury tales

[EX Q]: Who wrote the 1939 book The Big Sleep?
[EX A]: the big sleep

[EX Q]: Who played 'Sabrina Duncan' in the 1970's TV series 'Charlie's Angels'?
[EX A]:
charlie's angels