Event: Division 3

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Opponent Rating Result
John HM Smith 120 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-280 = (120 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
James Marshall 105 1 - 0
David A Hallen 105 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

305 = (210 + 400 * (1 - 0)) / 2)