Event: Division 6

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Opponent Rating Result
Pete Anderson 0 0 - 1
Leo Beacroft 0 1 - 0
Marian Talmacel 1742 ½ - ½
Alan Johnson 914 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

764 = (2656 + 400 * (2 - 1)) / 4)

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