@prefix sh: <http://www.w3.org/ns/shacl#> .
@prefix meta: <https://onto.qm.cn/ontorefactor/meta/1.0#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

meta:RelationTypeShape a sh:NodeShape ;
  sh:targetClass meta:MetaRelationType ;
  sh:property [ sh:path meta:hasDomain ; sh:minCount 1 ; sh:class meta:MetaEntityType ] ;
  sh:property [ sh:path meta:hasRange ; sh:minCount 1 ; sh:class meta:MetaEntityType ] .
