Event: Iceni Live 6 Challengers

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Opponent Rating Result
Michael MJ Osborn 1516 0 - 1
Stephen Livermore 1522 0 - 1
Simon Yates 1550 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1396 = (4588 + 400 * (1 - 2)) / 3)

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