Event: Division C

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Opponent Rating Result
Graham Taylor 118 1 - 0
Paul Worsley 110 1 - 0
Graham Taylor 118 ½ - ½
Paul Worsley 110 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

414 = (456 + 400 * (3 - 0)) / 4)

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