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Event: Season 3 Division 4

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Opponent Rating Result
Peter J Smith 1668 1 - 0
Richard Oxnard 1540 0 - 1
Geoff Raw 1383 ½ - ½
Arun Mohindra 1143 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1534 = (5734 + 400 * (2 - 1)) / 4)

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