Event: Wahltuch

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Opponent Rating Result
Adnan Sabir 1700 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1300 = (1700 + 400 * (0 - 1)) / 1)

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Opponent Rating Result
Harry H Altoft 1245 ½ - ½
Andrew Crowther 1699 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1472 = (2944 + 400 * (0 - 0)) / 2)