Event: Spring OTB Division 2

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Opponent Rating Result
Jim M McKie 1700 0 - 1
Christopher Hodgson 1684 0 - 1
Rod Middleton 1697 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1427 = (5081 + 400 * (0 - 2)) / 3)

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