Event: Open Club Standard

Opponent Rating Result
Geoffrey Pennington 1774 1 - 0
Kenny Quinn 1859 ½ - ½
Graham J Ashcroft 1914 1 - 0
Peter E Jowett 2168 1 - 0
Carl A Tillotson 1694 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

2202 = (9409 + 400 * (4 - 0)) / 5)

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