Event: Examiner League

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Opponent Rating Result
Paul Secker 1636 1 - 0
David Kilmartin 1505 ½ - ½
Alec Ward 1776 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1772 = (4917 + 400 * (1 - 0)) / 3)

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