Event: Altrincham

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Opponent Rating Result
Max Bourne 1496 1 - 0
Radeef Khan 0 1 - 0
Samuel M Burchett 1482 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1393 = (2978 + 400 * (3 - 0)) / 3)

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