Event: Division 2

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Opponent Rating Result
Kevin N Bendall 135 0 - 1
Stephen Bush 114 1 - 0
Ian D Jenkins 86 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

245 = (335 + 400 * (2 - 1)) / 3)

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Opponent Rating Result
Alex Hope 126 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

526 = (126 + 400 * (1 - 0)) / 1)