Event: West of England Counties Online Championship

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Opponent Rating Result
Alistair KJ Macnaughton 1200 0 - 1
Malcolm H Cooper 1808 1 - 0
Alan W Brusey 2036 0 - 1
Edward P Small 1853 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1624 = (6897 + 400 * (1 - 2)) / 4)

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