Event: Division 3

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Opponent Rating Result
Madeleine Dupree 1224 1 - 0
Madeleine Dupree 1266 1 - 0
Robert Lacey 1262 0 - 1
Dave R Wingrove 1353 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1476 = (5105 + 400 * (3 - 1)) / 4)

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