Event: Division R

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Opponent Rating Result
Vince Chung 1300 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

900 = (1300 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
Andrew English 1300 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1700 = (1300 + 400 * (1 - 0)) / 1)