Event: Kenneth Appleby

Opponent Rating Result
Peter Saunders 109 0 - 1
Matt Jones 102 1 - 0(def)
Michell Rosamonte 96 ½ - ½
Helmut Auer 102 1 - 0
Kenneth L Marsden 79 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-4 = (386 + 400 * (1 - 2)) / 4)

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