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 did boxer Floyd Patterson defeat to regain the Heavyweight Championship in June 1960?

SOLUTION: boxing

PROBLEM: Which singer played Billie Holiday in the 1972 film `Lady Sings The Blues`?

SOLUTION: lady sings the blues

PROBLEM: Which singer rose to fame as a member of the boy band Dream Street before voicing Theodore in the Chimpunks movies?

SOLUTION:
dream street