Event: Club Championship Group B

Opponent Rating Result
David Kraszewski 2018 0 - 1
David J Millward 1929 ½ - ½
Paul A Savin 1841 0 - 1
Mandar Mane 1349 1 - 0
Alice Harmer 1519
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1684 = (7137 + 400 * (1 - 2)) / 4)

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