Event: Club Championship

Opponent Rating Result
Ray Bettam 1494 0 - 1
Gary Haycock 1317 1 - 0
Graham Barrett 1589 1 - 0(def)
Rob Payne 1261 0 - 1
Des J Green 1113 1 - 0
Richard Bailey 1504 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1418 = (6689 + 400 * (3 - 2)) / 5)

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