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

Input: Consider Input: Denzil Washington played which black militant leader in the 1992 film of the same name?

Output: denzel washington


Input: Consider Input: Double vision, the perception of two images from a single object, is properly called what?

Output: double vision


Input: Consider Input: What nationality is or was former F1 Grand Prix driver Clay Regazzoni?


Output: clay regazzoni