Event: Easter 2023 open rapidplay

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Opponent Rating Result
Maya Saujani 1480 0 - 1
Aashna Patel 1161 0 - 1
Maximo Espasandin 434 1 - 0
Sophie Mitran 975 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

813 = (4050 + 400 * (1 - 3)) / 4)

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