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

Ex Input:
To which actress is Daniel Craig married?

Ex Output:
daniel craig


Ex Input:
Which TV character has sisters called Daisy and Rose?

Ex Output:
daisy


Ex Input:
Who voiced the character 'Buzz Lightyear' in 'Toy Story'?

Ex Output:

buzz lightyear