Event: Northamptonshire Silver King League Division 2

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Opponent Rating Result
Bob McDonald 1727 1 - 0
Ross Webster 1594 ½ - ½
Kenny (Kehinde) Gbolade 1508 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1610 = (4829 + 400 * (1 - 1)) / 3)

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