com.umlet.element.base.Note302029080Qualification:
Choice of one entity from an n-relation.
In the catalog the order number selects
exactly one item.com.umlet.element.base.Relation11013026040lt=<-
q1=order number
m1=1..n
m2=1
20;20;240;20com.umlet.element.base.Class35013010040Itemcom.umlet.element.base.Class3013010040Catalog