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

[EX Q]: Which play and film was adapted from a story by Christopher Isherwood and later adapted as the musical and film Cabaret?
[EX A]: cabaret

[EX Q]: Which Best Picture nominated movie tells the story of US soldier, 'Chris' Kyle?
[EX A]: chris kyle

[EX Q]: As played by Bob Hoskins, what was the name of the sheet music salesman in the TV series Pennies from Heaven scripted by Dennis Potter?
[EX A]:
bob hoskins