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

[Q]: Responsible for such films as 'Saving Private Ryan' and 'Gladiator', which film Production Company was founded by Steven Spielberg, Jeffrey Katzenberg and David Geffen in 1994?
[A]: saving private ryan

[Q]: Miss Rosa Dartle is a character in which Charles Dickens novel?
[A]: james steerforth

[Q]: Which novel by Charles Dickens has sold the most copies?
[A]:
charles dickens