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

[Q]: Which of North America's Great Lakes has the same name as a province of Canada?
[A]: canada

[Q]: On which date do we celebrate 'Boxing Day'?
[A]: boxing day

[Q]: Which 1979 features characters called Ripley, Dallas, Brett and Lambert?
[A]:
dallas