Event: Division 2 East

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Opponent Rating Result
Roy A Ludlow 0 ½ - ½
Darren Freeman 0 0 - 1
Sally Hunt 0 1 - 0
Gregory Roome 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

100 = (0 + 400 * (2 - 1)) / 4)

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