Event: 1st Cornwall Autumn U1975 2022

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Opponent Rating Result
Andrew C Waters 1893 ½ - ½
Ian M George 1945 1 - 0
Ian Bush 1916 ½ - ½
Dave J Williams 1722 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1869 = (7476 + 400 * (1 - 1)) / 4)

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