Event: A&B Division

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Opponent Rating Result
Stephen W Dauber 2086 0 - 1
Peter Harker 1672 0 - 1
John S Garnett 1963 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1507 = (5721 + 400 * (0 - 3)) / 3)

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Opponent Rating Result
Paul Weightman 1592 1 - 0
Chris Sinu 1621 0(def) - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1992 = (1592 + 400 * (1 - 0)) / 1)