Event: Junior Rapidplay

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Opponent Rating Result
Josh Green 0 1 - 0
Lucy Hopkirk 1270 0 - 1
Silas Embleton 924 1 - 0
James Beecroft 1046 0 - 1
Isabella Walsh 928 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

754 = (4168 + 400 * (2 - 3)) / 5)

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