It was invented in 1956 at Colorado.
the nfl executives and producers
Who is a pronoun that stands in place for a person. A person cannot be invented, so "Who" cannot be invented. A person can be inspired, but not invented. One person can help create another person's career, but not invented.
Play 60 was invented by the Cooper Institute: FITNESSGRAM.
the person is the person who invented the radius
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NFL player Mike Person played for Montana State.
NFL player Mike Person weighs 299 pounds.