Event: Division 2

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Opponent Rating Result
Ed Swann 1350 ½ - ½
Matt Woods 0 0 - 1
David Wilson 1333 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

628 = (2683 + 400 * (0 - 2)) / 3)

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Opponent Rating Result
Tony Golding 1337 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

937 = (1337 + 400 * (0 - 1)) / 1)