TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: Where is the Barbary Coast?

SOLUTION: barbary coast

PROBLEM: In which city was Christopher Columbus born?

SOLUTION: columbus

PROBLEM: Name the generally synthesized music genre pioneered by Brian Eno in the 1970s?

SOLUTION:
brian eno