Event: Three East

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Opponent Rating Result
Cecil Sloan 1734 1 - 0
Peter Grant-Ross 1705 ½ - ½
Jonathan P Marrow 1833 0 - 1
Anthony R Kent 1750 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1856 = (7022 + 400 * (2 - 1)) / 4)

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