Event: 1st Cornwall Autumn U1550 2022

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Opponent Rating Result
Michael P Foss 1519 0 - 1
Hazel Welch 1269 ½ - ½
James Wallman 1386 1 - 0
Colin J Gardiner 1399 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1393 = (5573 + 400 * (1 - 1)) / 4)

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