Event: Easter Billingham Synthonia Quick Play 13/04/22

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Opponent Rating Result
Paul Weightman 1430 1 - 0
Darren John Donnison 1527 1 - 0
Jim A Rogers 1667 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1941 = (4624 + 400 * (3 - 0)) / 3)

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