Event: 45 Minute Rapid Play

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Opponent Rating Result
Paul Rutter 1466 0 - 1
Gary Winson 1746 0 - 1
Doug Fossey 1137 1 - 0
Robert J Arthurton 1531 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1270 = (5880 + 400 * (1 - 3)) / 4)

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