Event: Folkestone Club Championship

Opponent Rating Result
Michael White 68 1 - 0
David Erwee 95 1 - 0
Alec Nicol 143 0 - 1
David J Shire 176 0 - 1
Jim R Bayford 180 0 - 1
Tayfun Demirbilek 152 0 - 1
Kevin Smyth 161 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

-32 = (975 + 400 * (2 - 5)) / 7)

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