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

Input: Consider Input: What city was the capital of the Confederacy for most of the Civil War?

Output: confederate states of america

Input: Consider Input: Who is the most famous cartoon creation of Chester Gould?

Output: chester gould

Input: Consider Input: Who is the lead writer for 'Doctor Who', succeeding Russell T. Davies?
Output: doctor who