Event: Division 4

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Opponent Rating Result
Edward Wolstenholme 1648 ½ - ½
Manish Pashine 1399 1 - 0
Richard Meakins 1303 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1450 = (4350 + 400 * (1 - 1)) / 3)

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