Event: 400 Max

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Opponent Rating Result
Peter W Lawrence 125 0 - 1
Ian M Truscott 112 0 - 1
Peter W Lawrence 125 0 - 1
Ian M Truscott 112 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-282 = (474 + 400 * (0 - 4)) / 4)

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