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

Example Input: Which Beatles song was also recorded by Peter Sellers?
Example Output: the beatles

Example Input: What city was the capital of the Confederacy for most of the Civil War?
Example Output: confederate states of america

Example Input: The Blarney Stone is in which county of the Republic of Ireland?
Example Output:
blarney stone