Event: Basildon Club Championship 2021/2022

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Opponent Rating Result
Andrew Daniel 1491 1 - 0
Peter R Laundy 1818 ½ - ½
David J Millward 1993 ½ - ½
Paul A Savin 1869 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1793 = (7171 + 400 * (1 - 1)) / 4)

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