Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.
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Question: Scamps Adventure was a 2001 straight-to-video follow up to which Disney film?

Answer: lady and the tramp ii: scamp's adventure

Question: Who succeeded Jon Pertwee as Doctor Who?

Answer: doctor who

Question: Who was the admiral of the French fleet defeated by Nelson at the Battle of Trafalgar?

Answer:
battle of trafalgar