Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

[EX Q]: Who was British Prime Minister from 1922-23, shortly before he died?
[EX A]: prime minister of the united kingdom

[EX Q]: In which British city would you find Barlinnie prison?
[EX A]: hm prison barlinnie

[EX Q]: What was Paul McCartney's first solo album called?
[EX A]:
album