Event: Individual Quickplay

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Opponent Rating Result
Robert Starley 2109 0 - 1
Jose Lago 1050 ½ - ½
William Quinn 1400 0 - 1
Joseph Morris 1411 1 - 0
Tom Buckwell 1650 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1364 = (7620 + 400 * (1 - 3)) / 5)

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