Given a factoid/trivia type question, generate the topic of the question. The topic is the entity the question talks about.

Q: Which film actor (1895-1926) is known for his films The Four Horsemen, The Sheik and Blood And Sand?

A: blood and sand
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Q: What is the name of the US electric car manufacturer, founded in 2003, whose cars include the Model S and the Model X?

A: tesla model s
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Q: Which model was married to singer Billy Joel for 9 years, from 1985?

A:
billy joel
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