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

Example Input: 'Mrs Dalloway' and To the Lighthouse' are among the works of which writer?
Example Output: to the lighthouse

Example Input: What horse won the 2009 Grand National?
Example Output: 2009 grand national

Example Input: Which Cabinet member is the MP for Chingford and Woodford Green?
Example Output:
chingford and woodford green