Event: HDCA Summer League Division 2

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Opponent Rating Result
Bryan Wilson 101 ½ - ½
Mike A Butt 125 ½ - ½
Stephen Brown 125 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

117 = (351 + 400 * (0 - 0)) / 3)

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