Event: Denis Otter

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Opponent Rating Result
Harrison Crook 76 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

476 = (76 + 400 * (1 - 0)) / 1)

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Opponent Rating Result
Ian Williamson 137 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

137 = (137 + 400 * (0 - 0)) / 1)