Event: Richard Furness League

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Opponent Rating Result
Elliott Barnett 1705 ½ - ½
Lee P Kay 2032 0 - 1
Peter Morgan 1633 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1790 = (5370 + 400 * (1 - 1)) / 3)

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