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

Ex Input:
Which composer was married to Clara Wieck from 1840 until his death in 1856?

Ex Output:
clara schumann


Ex Input:
Who won a Gold Medal for Britain in the men's 100 metres at the 1992 Summer Olympic Games in Barcelona?

Ex Output:
britain


Ex Input:
Who officially replaced Sir Mervyn King as governor of the Bank of England in June 2013?

Ex Output:

bank of england