@prefix relations: <https://w3id.org/zpid/vocabs/relations/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .

relations:
  skos:prefLabel "Resource Relations"@en, "Ressourcenbeziehungen"@de ;
  a skos:ConceptScheme .

relations:isReproductionOf
  owl:equivalentProperty <http://id.loc.gov/ontologies/bibframe/reproductionOf> ;
  owl:inverseOf relations:hasReproduction ;
  skos:broader relations:hasEquivalent ;
  skos:scopeNote "Relates an instance to another instance that it reproduces or reprints."@en ;
  skos:inScheme relations: ;
  skos:prefLabel "is reproduction of"@en, "ist Nachdruck von"@de ;
  a rdf:Property, skos:Concept .

relations:hasEquivalent
  skos:prefLabel "has equivalent"@en, "hat Äquivalent"@de ;
  a owl:SymmetricProperty, rdf:Property, skos:Concept ;
  skos:narrower relations:isReproductionOf .

relations:hasReproduction
  skos:prefLabel "has reproduction"@en, "hat Nachdruck"@de ;
  a rdf:Property, skos:Concept ;
  owl:inverseOf relations:isReproductionOf .