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

Input: Consider Input: Antanananarivo is the capitol of where?

Output: antananarivo

Input: Consider Input: What is the only nation state of the Commonwealth of Nations on the mainland of South America?

Output: commonwealth of nations

Input: Consider Input: Which humorous pop group with vocalist Duke D'Mond had hit singles Call Up the Groups and Pop Go the Workers in the 1960s?
Output: pop music