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

Answer: dementia


Question: What was the first British credit card?

Answer: credit card


Question: What is the common name for the part of the chicken egg known as the albumen?

Answer:
egg