Event: Knotty Ash Cup

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Opponent Rating Result
Tom Plews 1216 0 - 1
Bob Amos 1578 1 - 0
Sean Kane 1618 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1604 = (4412 + 400 * (2 - 1)) / 3)

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