Event: Holmes Chapel Individual Championship

Opponent Rating Result
Liam McIlveen 1584 ½ - ½
Paul G Clifford 1447 1 - 0
Michael A Lee 1690 1 - 0
Malcolm A Roberts 1647 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1892 = (6368 + 400 * (3 - 0)) / 4)

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