Event: Div3

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Opponent Rating Result
Norman W Parkin 94 0 - 1
David Short 102 ½ - ½
Herbert TT Loomes 98 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-35 = (294 + 400 * (0 - 1)) / 3)

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Opponent Rating Result
Matthew Bubis 137 1 - 0(def)
performance = (sum(opponents ratings) + 400(wins-losses)) / games

0 = (0 + 400 * (0 - 0)) / 0)