TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: What is the country of origin of the cheese called caerphilly?

SOLUTION: caerphilly cheese

PROBLEM: Which jockey rode Red Alligator to victory in the 1968 Grand National?

SOLUTION: red alligator

PROBLEM: Who was Domenikos Theotocopoulos better known as?

SOLUTION:
museum of el greco