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

Which motor manufacturer produces the Duster model?
dacia duster

Which was the title of the 7th and final book in the Chronicles of Narnia by C.S. Lewis?
the chronicles of narnia

Devil's Tower National Monument in Wyoming, USA features prominently in which landmark 1977 science fiction film?

devils tower