Event: D&DCL Div 3

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Opponent Rating Result
Douglas Bramley 103 ½ - ½
Chris A Fraser 121 0 - 1
Edward Brown 104 0 - 1
Dudley Thorpe 75 0 - 1
Brian Foster 67 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-226 = (470 + 400 * (0 - 4)) / 5)

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