Event: Autumn Blitz Ladder (5|2)

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Opponent Rating Result
Robin Blackwell 0 0 - 1
David L Jones 1535 0 - 1
Edward Hackford 1538 0 - 1
Richie Allen 1458 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

733 = (4531 + 400 * (0 - 4)) / 4)

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