Event: Steele Cup

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Opponent Rating Result
Peter LT Blundell 118 ½ - ½
Paul M Arnold 123 1 - 0
Alan D Evans 126 0 - 1
Kit Blundell 137 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

26 = (504 + 400 * (1 - 2)) / 4)

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