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

[Q]: Which instrument was Benny Goodman famous for playing?
[A]: benny goodman


[Q]: Christopher Eccleston, Kerry Fox and Ewan McGregor played flatmates in which 1994 film?
[A]: christopher eccleston


[Q]: Which Disney film is based on a work by Lewis Carroll?
[A]:
the walt disney company