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7.3.47 Relationship


   Relationship is an abstract concept that specifies some kind of relationship between elements.



    Element (from Kernel ) on page 63


   A relationship references one or more related elements. Relationship is an abstract metaclass.


   No additional attributes


   • / relatedElement: Element [1..*] Specifies the elements related by the Relationship. This is a derived union.


   No additional constraints


   Relationship has no specific semantics. The various subclasses of Relationship will add semantics appropriate to the concept they represent.


   There is no general notation for a Relationship. The specific subclasses of Relationship will define their own notation. In most cases the notation is a variation on a line drawn between the related elements.