Event: SCCU County Championship: u2050

Opponent Rating Result
Roy Batchelor 1880 ½ - ½
Peter Jaszkiwskyj 2002 0 - 1
Joseph Morrison 1828 ½ - ½
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1770 = (5710 + 400 * (0 - 1)) / 3)

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