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Published February 17, 2011, 12:00 AM

"Jeopardy" computer and opponents


"Jeopardy" host Alex Trebek, left, poses with contestants Ken Jennings, center, and Brad Rutter and a computer named Watson in Yorktown Heights, N.Y. The computer defeated Jennings and Rutter this week in a match spread over three days. The computer was developed by IBM scientists. (AP Photo/Jeopardy Productions, Inc.)
Read the article: Machine's 'Jeopardy' win: When humans beat at own game, what can we do?