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

[EX Q]: What is the name of the US electric car manufacturer, founded in 2003, whose cars include the Model S and the Model X?
[EX A]: tesla model s

[EX Q]: Where on Prince Edward Island, Canada, is Anne of Green Gables located?
[EX A]: canada

[EX Q]: Which was the first film directed by Alfred Hitchcock to star James Stewart?
[EX A]:
alfred hitchcock