Event: SCCU County Championship: u1650

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Opponent	Rating	Result
Doug M Bonn	1552	½ - ½
Riya Aude Barbier-Ramaiah	1506	1 - 0

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

1729 = (3058 + 400 * (1 - 0)) / 2)