Event: Club Championship

Opponent Rating Result
Andrew Perella 0 1 - 0
Ray Garside 0 1 - 0
Dave Jarema 0 1 - 0
J Dave H Hair 0 1 - 0
Chris M Smith 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

400 = (0 + 400 * (5 - 0)) / 5)

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