instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Double vision, the perception of two images from a single object, is properly called what?
answer:
double vision


question:
Which is the correct name of the character voiced by Angela Lansbury in Beauty and The Beast?
answer:
beauty and the beast


question:
Which painter produced the works The Death of Marat and Napoleon Crossing the Alps?
answer:

the death of marat