Event: Individual Championship

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Opponent Rating Result
Ian R White 170 0 - 1
Alun Richards 136 0 - 1
John CH Jones 59 ½ - ½
Kevin N Bendall 131 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-176 = (496 + 400 * (0 - 3)) / 4)

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