Event: Max 480

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Opponent Rating Result
Peter W Lawrence 123 0 - 1
Alex D Pready 119 0 - 1
Peter W Lawrence 123 0 - 1
Alex D Pready 119 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-179 = (484 + 400 * (0 - 3)) / 4)

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