Event: Division 3

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Opponent Rating Result
Alan R Griffiths 162 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-238 = (162 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
Christopher Sargeant 133 1 - 0
Keith W Roper 138 0 - 1
Chris A Fraser 121 1 - 0
Ray M Sayer 105 1 - 0
Stef Mascarenhas 105 1 - 0
Peter Clarke 108 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

385 = (710 + 400 * (5 - 1)) / 6)