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 novel by A J Cronin is credited with laying down the foundation in Great Britain for the introduction of the National Health Service?

Answer: a. j. cronin

Question: Which of these was the title of Bobby Darin's first million selling single?

Answer: bobby darin

Question: What is the profession of Alfred Pennyworth and Jeeves?

Answer:
alfred pennyworth