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

Ex Input:
Which strong man appears in the Bible in the Book of Judges?

Ex Output:
book of judges


Ex Input:
Who played Bonnie in the 1967 film `Bonnie And Clyde`?

Ex Output:
bonnie and clyde


Ex Input:
Septimus Harding is the title character in which Anthony Trollope novel?

Ex Output:

anthony trollope