Event: Autumn Tournament 2023

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Opponent Rating Result
Lucy Hopkirk 1255 1 - 0
Michael A Redman 1549 1 - 0
Douglas Blythe 1571 ½ - ½
Suriya Velayudham 1498 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1568 = (5873 + 400 * (2 - 1)) / 4)

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