Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Input: Consider Input: To which actress is Daniel Craig married?

Output: daniel craig

Input: Consider Input: Which singer played Billie Holiday in the 1972 film 'Lady Sings The Blues'?

Output: lady sings the blues

Input: Consider Input: Which category of instrument includes the flute, oboe, clarinet and bassoon?
Output: bassoon