Event: 1st Cornwall Online Summer Rapidplay

Opponent Rating Result
Hugh Brown 1303 1 - 0
Lloyd Retallick 2010 0 - 1
Christine F Constable 1563 1 - 0
Bryan Jones 1507 1 - 0
John DM Nunn 2562 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1869 = (8945 + 400 * (3 - 2)) / 5)

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