Event: Billingham Synthonia Rapid February 2024

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Opponent Rating Result
John S Garnett 2070 0 - 1
Nicola Harrington 1147 1 - 0
Michael Joynes 1747 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1788 = (4964 + 400 * (2 - 1)) / 3)

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