TASK DEFINITION: Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
PROBLEM: Ornette Coleman, Louis Armstrong and Charles Mingus are associated with what style of music?

SOLUTION: charles mingus

PROBLEM: 'Bring It All Back' was the debut single for which group in 1999?

SOLUTION: bring it all back

PROBLEM: In which British city was the pharmacy chain Boots established in 1849?

SOLUTION:
boots uk