Event: CLUB CHAMPIONSHIP

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Opponent Rating Result
Iain Mellis 1501 0 - 1
Nick Tadd 1158 0 - 1
Tristan Green 1120 1 - 0
Geoffrey Howsden 1376 0(def) - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1126 = (3779 + 400 * (1 - 2)) / 3)

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