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

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


[Q]: Which horse won the 2008 Grand National?
[A]: 2008 grand national


[Q]: Cydonia oblonga is the Latin of which fruit, used in preserves and originally used to make marmalade?
[A]:
cydonia