Event: Cornwall Quickplay League 2023

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Opponent Rating Result
Sergi Valiukh 0 1 - 0
Sergi Valiukh 0 1 - 0
John Constable 1661 1 - 0
John Constable 1661 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1231 = (3322 + 400 * (4 - 0)) / 4)

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