Forms hierarchy for

Publisher:	Ontopia AS
PSI:	http://psi.ontopia.net/ontology/forms-hierarchy-for
Status:	Stable
PSI set:	Ontopoly meta-ontology
Type:	Association type

Field on: Association type; Topic type
Has roles: Association type; Topic type

This association type defines which association types form the hierarchy for a particular topic type. A hierarchy for a topic type is used to display the topics in a hierarchy, which may include topics of other types.

Usage:

forms-hierarchy-for(city : topic-type, located-in : association-type)