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Event: Season 2 Division 3

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Opponent Rating Result
Shruti Shanbhag 1450 1 - 0
CN Riches 0 ½ - ½
Weiming Xu 1563 0 - 1
Robert Berry 1504 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1029 = (4517 + 400 * (1 - 2)) / 4)

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