Class subset of Union

Ontology(<http://www.semanticweb.org/wmilnor/ontologies/2018/3/ClassNotationAnalysisRow324>
Import(<http://nomagic.com/ConceptModeler/ConceptModelingSupportLibrary/>)

Declaration(Class(:A))
Declaration(Class(:B))
Declaration(Class(:C))
############################
#   Classes
############################

# Class: :A (:A)

SubClassOf(:A ObjectUnionOf(:B :C))


)