Event: Reigate

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Opponent Rating Result
Adam Gascoigne 0 1 - 0
Rodney Lin 1534 0 - 1
Viktor Perviakov 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

645 = (1534 + 400 * (2 - 1)) / 3)

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