Event: Broadland Club Swiss

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Opponent Rating Result
Costakis Stephanides 1296 1 - 0
Luca Emmerson 1579 0 - 0
Carl Purkiss 1563 0 - 1
Heather Enid Walker 1169 0 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1430 = (2859 + 400 * (1 - 1)) / 2)

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