Event: Championship 2022

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Opponent Rating Result
Clive W Davies 1846 0 - 1
Lawrence Caldicott 1206 0 - 1
S Neil Bolton 1341 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1331 = (4393 + 400 * (1 - 2)) / 3)

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