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

Ex Input:
The Battle of Poltava in 1709 was a victory by Peter the Great over which state?

Ex Output:
battle of poltava


Ex Input:
Which group had a top ten hit with 'Driving in My Car' in 1982?

Ex Output:
driving in my car


Ex Input:
Who bad a number 1 in the 1980's with Circle in the Sand?

Ex Output:

circle in the sand