Event: 1st Cornwall Autumn U1550 2022

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Opponent Rating Result
Colin J Gardiner 1399 1 - 0
Anthony Tatam 1512 0 - 1
Hazel Welch 1269 0 - 1
Nick Jago 1330 0 - 1
John James 0 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

942 = (5510 + 400 * (1 - 3)) / 5)

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