Event: OTB Junior P Rapid

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Opponent Rating Result
Xiangxi Gao 834 1 - 0
Xiaole Zheng 471 1 - 0
Joey Kessler 656 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1054 = (1961 + 400 * (3 - 0)) / 3)

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