Event: Moyle

Opponent Rating Result
Robert Kelso 96 1 - 0
Graham L Jones 89 ½ - ½
Kenneth Hayden-Sadler 65 1 - 0
Alan F Webster 70 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

380 = (320 + 400 * (3 - 0)) / 4)

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