Event: Essex Online U150 Championship LIVE

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Opponent Rating Result
Jerry Z Zheng 13 0 - 1
Adrian Billingsley 15 0 - 1
Nigel White 15 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-119 = (43 + 400 * (1 - 2)) / 3)

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Opponent Rating Result
Jonathan C Cheung 13 0 - 1
John V Jestico 182
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-387 = (13 + 400 * (0 - 1)) / 1)