Edit Relationships

Some relationships have attributes associated with the relationship between the two entities in addition to each entity's respective attributes. To access the relationship specific attributes, find the desired configurable relationship in the relationships pane, such as decomposed by which has an adjustable multiplicity.

Find the specific relationship of that type underneath the label, then click on the Attributes button next to the related entity.

Upon clicking, the relationship attributes section will expand, revealing options depending on the relationship type, fill the fields to your satisfaction than save the entity upon completion.