Event: SCCU County Championship: U1850

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Opponent Rating Result
Peter A Lawrence 1663 1 - 0
Richard A Balatoni 1685 1 - 0
Jay Sharman 1654 0 - 1
Mukasa (Fred) Kaddu 1668 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1668 = (6670 + 400 * (2 - 2)) / 4)

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