Event: SCCU County Championship: U2050

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Opponent	Rating	Result
Robert E Lane	1776	½ - ½
James F McKenna	1668	0 - 1
Julie Oh	1688	1 - 0

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

1711 = (5132 + 400 * (1 - 1)) / 3)