Event: 6-Board Division 1

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Opponent Rating Result
David W Stephenson 1893 ½ - ½
Andrew D Bettley 1855 ½ - ½
Paul Kennedy 1713 1 - 0
Steve R Hodge 1998 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1865 = (7459 + 400 * (1 - 1)) / 4)

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