Event: Division Three

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Opponent Rating Result
Phil Wells 131 ½ - ½
Leslie Andrews 91 1 - 0
Michael WA Hoare 127 0 - 1
Garry Evans 134 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

121 = (483 + 400 * (1 - 1)) / 4)

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