Event: Division Three

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Opponent Rating Result
Yuriy Slobodyuk 1723 0 - 1
Trevor J Holt 1789 1 - 0
Peter I Thompson 2007 0 - 1
John McNeil 1700 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1805 = (7219 + 400 * (2 - 2)) / 4)

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