Event: Division Three

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Opponent Rating Result
Paul Silverman 1586 0 - 1
Peter S Banks 1624 1 - 0
Derek A Stockhall 1553 1 - 0(def)
Derek Ellesmore 1600 0 - 1
Steve Morris 1150 1 - 0
Philip J Jones 1480 1 - 0
performance = (sum(opponents ratings) + 400(wins-losses)) / games

1568 = (7440 + 400 * (3 - 2)) / 5)

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