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

Ex Input:
In 2012 , who became the first woman writer to win the Booker Prize for the second time ?

Ex Output:
man booker prize


Ex Input:
Who played 'Emma Peel' in the 1998 film 'The Avengers'?

Ex Output:
the avengers


Ex Input:
At the Battle of Bannockburn, an army led by Robert the Bruce defeated troops led by whom?

Ex Output:

battle of bannockburn