Event: Eton Rapidplay 2019

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Opponent Rating Result
Anya Senha 0 1 - 0
Sridatta Dantu 117 ½ - ½
Sam Goodfellow 100 0 - 1
Esa S Yaqoob 39 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

164 = (256 + 400 * (2 - 1)) / 4)

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