Event: Rapidplay Ladder

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Opponent Rating Result
George Butterworth 799 1 - 0
Manuel Lopez 1414 1 - 0
Francis Batchelor 1909 0 - 1
Stephen Ollis 1534 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1614 = (5656 + 400 * (3 - 1)) / 4)

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