Event: Folkestone Club Championship

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Opponent Rating Result
John B Atherton 157 ½ - ½
Andrew M Haycock 106 1 - 0
Robert Twigg 80 1 - 0
Michael White 68 1 - 0
Kevin Smyth 161 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

354 = (572 + 400 * (3 - 0)) / 5)

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