Event: Individual Buzzer

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Opponent Rating Result
Colin G Gregory 118 1 - 0
Leon A Garfield 102 1 - 0
John L Clarke 75 1 - 0
Peter McGill 134 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

507 = (429 + 400 * (4 - 0)) / 4)

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