instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
In which country did the dance The Czardas originate?
answer:
csardas


question:
What was the first Apollo mission to leave Earth orbit and orbit the moon, in 1968?
answer:
apollo


question:
Which instrument was Benny Goodman famous for playing?
answer:

benny goodman