Event: 2nd Cornwalll Autumn Minor

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Opponent Rating Result
Michael P Foss 1516 0 - 1
David Pemberton 0 0 - 1
Tony Lopez 1370 0 - 1
Richard Humpleby 1501 0 - 1
performance = (sum(opponents ratings) + 400(wins-losses)) / games

697 = (4387 + 400 * (0 - 4)) / 4)

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