Event: Division Six

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Opponent Rating Result
Kieran Mills 0 0 - 1
John Gammon 0 1 - 0
Harvey S Watkins 90 1 - 0
John A Moore 0 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

123 = (90 + 400 * (2 - 1)) / 4)

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