Event: 1st Cornwall Autumn Open 2022

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Opponent Rating Result
Nigel R Saunders 0 ½ - ½
Lloyd Retallick 2065 ½ - ½
Stan Roynon 1871 1 - 0
Jonathan WR Underwood 2105 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1610 = (6041 + 400 * (1 - 0)) / 4)

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