Event: D&DCL Div 3

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Opponent Rating Result
Marcel V Taylor 144 0 - 1
Graham J Pace 112 1 - 0
Paul Kelman 127 0 - 1
Brian Lever 112 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

124 = (495 + 400 * (2 - 2)) / 4)

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