Event: City Chess Minor Cup 2021-22

Opponent Rating Result
B Peter A Andrews 1998 ½ - ½
Brendan Whitworth 1803 1 - 0
Peter W Rose 1810 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1870 = (5611 + 400 * (1 - 1)) / 3)

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