TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: I which European city will you find 'Dam Square'?

SOLUTION: dam square

PROBLEM: Which Renaissance artist's life was fictionalised in the book 'The Agony and the Ecstasy' subsequently made into a film?

SOLUTION: the agony and the ecstasy

PROBLEM: What 70s pop group was fronted by Brian Connolly?

SOLUTION:
brian connolly