Event: Dave Luckin Trophy

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Opponent Rating Result
John R McKenna 1697 ½ - ½
Simon D Lea 1846 ½ - ½
Stephen Ashworth 1687 0 - 1
David A Varley 1783 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1753 = (7013 + 400 * (1 - 1)) / 4)

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