Event: West of England Counties Online Championship

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Opponent Rating Result
Ronnie Burton 1200 0 - 1
Alistair KJ Macnaughton 1200 ½ - ½
Edward P Small 1853 ½ - ½
Robin FG Kneebone 2133 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1397 = (6386 + 400 * (0 - 2)) / 4)

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