Event: Eton Rapidplay 2019

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Opponent Rating Result
Stephen Higgins 125 1 - 0
Jack Chaudhury 104 0 - 1
Yuwei Wang 0 1 - 0
George Smith 130 0 - 1
Gustav Conradie 100 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

12 = (459 + 400 * (2 - 3)) / 5)

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