Event: D&DCL Div 3

Opponent Rating Result
Kevin J Gallagher 126 ½ - ½
Ray Sawyer 103 0 - 1
Douglas Bramley 98 1 - 0
Chris A Fraser 121 ½ - ½
Paul Hardwick 90 1 - 0
David W Fone 119 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

243 = (657 + 400 * (3 - 1)) / 6)

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