Event: Eton Rapidplay 2019

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Opponent Rating Result
George Smith 130 0 - 1
Anwen Song 107 1 - 0
Cornelius Olaniyi-Oduntan 0 1 - 0
Taymour Auchi 112 0 - 1
Tudor Bursac 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-10 = (349 + 400 * (2 - 3)) / 5)

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