Event: Rugeley Summer Rapidplay 2023

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Opponent Rating Result
Catherine Hiley 1645 1 - 0
Luke Sullivan 1615 1 - 0
Daniel Turner 1359 1 - 0
Nicoli Tisma-Walker 1870 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1822 = (6489 + 400 * (3 - 1)) / 4)

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