Event: Viking Bay Rapid

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Opponent Rating Result
Samuel Marsden 1584 0 - 1
Ian A Hames 1816 0 - 1
Robert Cronin 1507 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1502 = (4907 + 400 * (1 - 2)) / 3)

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