Event: Summer League Division 3

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Opponent Rating Result
Daniel Gyi 0 0 - 1
Tim Humphries 1945 ½ - ½
Geoff Frost 1861 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1002 = (3806 + 400 * (0 - 2)) / 3)

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