Event: Hebden Bridge Chess Club Championship 2022

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Opponent Rating Result
David Shapland 2014 0 - 1
Matthew Nolan 1540 1 - 0
Christopher Marsden 1691 0 - 1
Adam Smith 1576 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1505 = (6821 + 400 * (1 - 3)) / 4)

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