Event: SCCU County Championship: u2050

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Opponent Rating Result
Luke Hartley 2017 0 - 1
Neville H Twitchell 1973 0 - 1
Jonathan Rubeck 1965 0 - 1
Rod Wigbout 1894 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1762 = (7849 + 400 * (1 - 3)) / 4)

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