Event: Junior Rapid Play

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Opponent Rating Result
Toby Appleton 1353 1 - 0
Cillian Nagy 1399 0 - 1
George Tagg 1193 1 - 0
Hayden Butler 0 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1086 = (3945 + 400 * (2 - 1)) / 4)

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