Event: Championship 2022

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Opponent Rating Result
James P Collier 1728 0 - 1
Neil Griffiths 1651 0 - 1
Andrew Parker 979 1 - 0
Lawrence Caldicott 1283 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1410 = (5641 + 400 * (2 - 2)) / 4)

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