Event: WDCL Division 3

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Opponent Rating Result
Martyn A Farnworth 1199 1 - 0
Andrew Roberts 1500 0 - 1
Nigel Fryar 1314 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1471 = (4013 + 400 * (2 - 1)) / 3)

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