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

Ex Input:
What was Casanova's occupation at the time of is death?

Ex Output:
giacomo casanova


Ex Input:
Who had a hit album in 2010 with Can't Be Tamed?

Ex Output:
can't be tamed


Ex Input:
From what did Prince Albert die in 1861?

Ex Output:

albert