Event: City Chess Swiss 2019-20

Opponent Rating Result
Michael R Wiltshire 1668 1 - 0
Ilia Malinovskii 2148 0 - 1
Haran Rasalingam 0 0 - 1
Peter J Sullivan 0 ½ - ½
Brian Mak 0 1 - 0
Bertrand A Barlow 0 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

569 = (3816 + 400 * (2 - 3)) / 6)

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