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

Which popular animated characters, first seen in 1996 include many different characters including ones called Ash Ketchum, Tracy Sketchit and Gar Oak?
tracy

In which city were the 1912 Olympic games held Oslo, Antwerp or Stockholm?
1912 summer olympics

In which film did Jodie Foster play FBI agent Clarice Starling?
jodie foster