Event: SCCU County Championship: Open

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Opponent	Rating	Result
Mike Roberts	2080	0 - 1
Daniel B Rosen	2059	½ - ½
David E Clear	1990	1 - 0

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

2043 = (6129 + 400 * (1 - 1)) / 3)