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 striped or checked cotton cloth takes its name from the Malay word for striped?

Answer: cotton


Question: In which war did the Sack of Badajoz takeplace?

Answer: siege of badajoz


Question: Which detective is the protagonist of the novels Dead Man's Folly, Cards on the Table and Mrs McGinty's Dead?

Answer:
dead man's folly