Event: President Cup Green

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Opponent Rating Result
Arthur Ashworth 157 1 - 0
Melissa Keyzor 86 ½ - ½
Vinay Keshav 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

348 = (243 + 400 * (2 - 0)) / 3)

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