Event: Club Championship

Opponent Rating Result
M Gyure 0 1 - 0
Geoffrey H James 2082 0 - 1
John Abraham 0 0 - 1
Calum Salmons 2155 1 - 0(def)
Luke E Rutherford 2235 0 - 1
Chris Lake 1840 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1071 = (6157 + 400 * (1 - 3)) / 5)

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