instruction:
Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
question:
What nationality was the composer Bela Bartok?
answer:
bela bartok


question:
Which country music star, writer of the song Your Cheatin' Heart, died on New Year's Day 1953?
answer:
country music


question:
The boundaries of four states of the USA, known as the Four Corners states, meet at one point, the only such geographic point in the USA. They are Colorado, New Mexico, Arizona and which other?
answer:

four corners