Event: Wallington Junior Premiership

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Opponent Rating Result
Anish Rao Gudipadu 31 ½ - ½
Vinay Keshav 66 1 - 0
Lavinia E Fear 93 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

330 = (190 + 400 * (2 - 0)) / 3)

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