instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
Which Beatle played Youngman Grand in The Magic Christian 1969, with Peter Sellers?
answer:
the beatles


question:
Which motor manufacturer produces the Duster model?
answer:
dacia duster


question:
Cassandra, Grizabella and Skimbleshanks are all characters in which Andrew Lloyd Webber musical?
answer:

andrew lloyd webber