Event: SCCU County Championship: Open

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Opponent	Rating	Result
Oliver Froom	2031	½ - ½
Audrey Kueh	2139	0 - 1
Steven F Coles	2057	0 - 1

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1809 = (6227 + 400 * (0 - 2)) / 3)