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

[Q]: Who played Bonnie in the 1967 film `Bonnie And Clyde`?
[A]: bonnie and clyde


[Q]: What is the capital of the American state of Delaware Boise, Dover or Jefferson City?
[A]: delaware


[Q]: Who played Charlie Chaplin in Richard Attenborough's 1992 film?
[A]:
charlie chaplin