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

[EX Q]: Betty Driver played which role in Coronation Street?
[EX A]: betty driver

[EX Q]: In which classic T.V. crime series did Captain Frank Furillo appear ?
[EX A]: frank furillo

[EX Q]: What is the capital city of the Spanish autonomous community of Cantabria?
[EX A]:
cantabria