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 largest city in Bavaria?

SOLUTION: bavaria

PROBLEM: Angel Clare is a character in which novel by Thomas Hardy?

SOLUTION: angel clare

PROBLEM: Where in Paris would you find the Arc de Triomphe?

SOLUTION:
arc de triomphe