Event: Camberley Chess Club Championship 2023

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Opponent Rating Result
Daniel Seaton 0 0 - 1
Sayed Hajaj 0 0 - 1
Christine Coates 1282 1 - 0
Lee Savill 1554 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

509 = (2836 + 400 * (1 - 3)) / 4)

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