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: Albion is the oldest known name for which nation?

Answer: albion

Question: Which four letter word beginning with 'F' is a white crumbly Greek cheese, made from sheep's or goats milk and cured in brine?

Answer: sheep

Question: What is the alcoholic ingredient of a Screwdriver cocktail?

Answer:
screwdriver