Event: Eton Rapidplay 2019

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Opponent Rating Result
Arushi Ramaiya 159 1 - 0
Ross Tselos 170 1 - 0
Alex Leslie 168 1 - 0
Sacha Brozel 208 1 - 0
Henry Li 194 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

500 = (899 + 400 * (4 - 0)) / 5)

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