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

[EX Q]: Beaune, Nuits St George and Chambertin are wines from which French wine region?
[EX A]: beaune

[EX Q]: In which city will the 2014 Tour de France begin?
[EX A]: 2014 tour de france

[EX Q]: Actress Dakota Johnson is the daughter of actor Don Johnson and which actress?
[EX A]:
don johnson