Event: Club Championship

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Opponent Rating Result
Stephen Lamb 1738 0 - 1
Arnaud Wisman 1977 0 - 1
Andrew L Gillard 1565 ½ - ½
Nick Allen 1647 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1432 = (6927 + 400 * (0 - 3)) / 4)

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