Event: Ramsgate Summer Swiss

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Opponent Rating Result
Michael Davies 89 ½ - ½
Joshua Vaughan 101 1 - 0
Chris F Stampe 127 0 - 1
Bob Wallace 100 1 - 0
Ian A Hames 148 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

113 = (565 + 400 * (2 - 2)) / 5)

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