Event: Super League

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Opponent Rating Result
Tristram De Piro 1951 0 - 1
Richard Maclannan 1790 0 - 1
Graham K Brown 1767 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1703 = (5508 + 400 * (1 - 2)) / 3)

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