Event: Division Two

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Opponent Rating Result
Simon Liebesny 128 0 - 1
Liam Fleming 145 0 - 1
Howard Groves 149 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

7 = (422 + 400 * (1 - 2)) / 3)

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Opponent Rating Result
David Iwi 137 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

137 = (137 + 400 * (0 - 0)) / 1)