Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.
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Question: Who wrote the Buddy Holly hit 'It Doesn't Matter Anymore'?

Answer: paul anka


Question: Who played the title role in the 2005 London police series Jericho?

Answer: robert lindsay


Question: What philosopher is credited with the phrase I think therefore I am?

Answer:
rene descartes