Event: Kenneth Appleby

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Opponent Rating Result
Chris J Terrington 126 0 - 1
Michell Rosamonte 96 0 - 1
S Neil Bolton 79 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-33 = (301 + 400 * (1 - 2)) / 3)

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