ISO 10303-214:2010(E)
A Group_relationship is a relationship between two Group objects. Group_relationship shall not be used to convey the information that the related Group is an element of the relating Group.
NOTE In order to convey such information, the use of Structuring_method_hierarchy is appropriate.
The data associated with a Group_relationship are the following:
The description specifies additional information about the Group_relationship.
See group_relationship to multi_language_string for the application assertion.
The description need not be specified for a particular Group_relationship.
If present, there shall be exactly one object that defines the description for a Group_relationship.
The related specifies the second of the two Group objects that are related by the Group_relationship.
NOTE The semantics of this attribute are defined by the attribute relation_type.
See group_relationship to group for the application assertion.
The relating specifies the first of the two Group objects that are related by the Group_relationship.
NOTE The semantics of this attribute are defined by the attribute relation_type.
See group_relationship to group for the application assertion.
The relation_type specifies the meaning of the relationship.
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