Event: Black & White 2024-5

Opponent Rating Result
Harry J Sharples 1594 ½ - ½
Harry J Sharples 1594 0 - 1
Daniel Allen 1451
Daniel Allen 1451
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1394 = (3188 + 400 * (0 - 1)) / 2)

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