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

[EX Q]: Which film was based on the story The Sentinel by Arthur C Clarke?
[EX A]: arthur c. clarke

[EX Q]: What name was given to the 1950-60s mainstream country music style of artists including Patsy Cline, Tammy Wynette, Jim Reeves, and Charlie Rich?
[EX A]: charlie rich

[EX Q]: What is the Greek name for the Roman god known as Cupid?
[EX A]:
cupid