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: Which cult/religion was formed by science-fiction writer L. Ron Hubbard?

Answer: scientology

Question: Martin, Mandy and Mathew were flatmates in which comedy series?

Answer: game on

Question: On the human body, a keloid is a type of what?

Answer:
scar