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

Ex Input:
Who directed the film `Back To The Future`?

Ex Output:
back to the future


Ex Input:
Which film actor (1895-1926) is known for his films The Four Horsemen, The Sheik and Blood And Sand?

Ex Output:
blood and sand


Ex Input:
Drizella Tremaine, Gus, Bruno and Lucifer are all characters in which Disney film?

Ex Output:

lucifer