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: Which 2005 Disney film is set in the town of Oakey Oakes?

Answer: the walt disney company


Question: Which English classic horse race for 3 year olds held at Doncaster every September began in 1776?

Answer: doncaster racecourse


Question: Which form of dementia is named after a German psychiatrist who first described it in 1906?

Answer:
dementia