Event: 4th Cornwall Spring Minor

Opponent Rating Result
Douglas Bramley 1325 0 - 1
Lloyd Russell 1343 0 - 1
Hugh Brown 1337 0 - 1
Clive Liggatt 1367 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

943 = (5372 + 400 * (0 - 4)) / 4)

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