"ConceptIsASubtypeOfStructuralElement"
Fact Type ↑
Summary

Each concept is an instance of structural element.
Role Players
Constraints
InternalUniquenessConstraint20
Type:
InternalUniquenessConstraint
Verbalization:

Each concept is at most one structural element.
InternalUniquenessConstraint21
Type:
InternalUniquenessConstraint
Verbalization:

Each structural element is at most one concept.
SimpleMandatoryConstraint8
Type:
SimpleMandatoryConstraint
Verbalization:

Each concept is some structural element.
ExclusionConstraint1
Type:
InclusiveOrConstraint
Verbalization:

For each structural element, exactly one of the following holds:
that structural element is some record;
that structural element is some container;
that structural element is some concept;
that structural element is some acronym.