Event: Silver Queen Autumn 22

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Opponent Rating Result
Francis J Bowers 1912 0 - 1
Ian Lavallin 1594 0 - 1
Frederick Fairhurst 1123 1 - 0
Gabriel Carver 1532 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1340 = (6161 + 400 * (1 - 3)) / 4)

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