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

[EX Q]: James Dearden wrote which book, made into a famous film directed by Adrian Lyne, in 1987?
[EX A]: adrian lyne

[EX Q]: Which former Blue Peter presenter died in April 2004, aged 41?
[EX A]: blue peter

[EX Q]: Which 'Oscar'-nominated actress is the mother of Carrie Fisher?
[EX A]:
carrie fisher