Event: Sam Haystead Memorial Trophy (Richardson Plate)

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Opponent Rating Result
Kevin R Marshall 140 0 - 1
Steve Withington 134 1 - 0
Craig Chatterton 131 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

135 = (405 + 400 * (1 - 1)) / 3)

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