TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: Who painted The Card Players, at Feb 2012 the most expensive artwork in the world?

SOLUTION: the card players

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: Who was the star of 8 Mile (2002) a hip-hop drama film which was a fictionalized account of his growing up in Detroit and early career in rap?

SOLUTION:
8 mile