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 race run at Chantilly in June is often referred to as the French Derby?

Answer: chantilly racecourse


Question: Which 1981 film , directed by John Huston, starred footballers Bobby Moore, Pele and Osvaldo Ardiles?

Answer: osvaldo ardiles


Question: What US city is home to a basketball team called the Cavaliers and a football team called the Browns?

Answer:
cleveland cavaliers