Event: City Chess Swiss 2022-23

Opponent Rating Result
Dragomir Zarev 1906 ½ - ½
Nick Thynne 1510 0 - 1
D Ian Calvert 1993 0 - 1
Patrick Ludden 0 1 - 0
Alfie Heath 0 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1082 = (5409 + 400 * (2 - 2)) / 5)

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