Event: Billingham Synthonia Chess Club Championship 2023-24

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Opponent Rating Result
Stuart McLaughlin 1440 0 - 1
Bernie Callaghan 1294 0 - 1
Paul Scott 1000 0 - 1
Nicola Britton 1000
performance = (sum(opponents ratings) + 400(wins-losses)) / games

845 = (3734 + 400 * (0 - 3)) / 3)

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