@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:hasEquivalent
  owl:equivalentProperty <http://id.loc.gov/ontologies/bibframe/hasEquivalent> ;
  skos:broader relations:isRelatedTo ;
  skos:exactMatch <http://id.loc.gov/ontologies/bibframe/hasEquivalent> ;
  skos:narrower relations:isReproductionOf, relations:hasReproduction, relations:hasOtherPhysicalFormat ;
  skos:scopeNote "Relates a resource to a resource that is equivalent to it, such as a print instance and its electronic version, or a print journal and its online version. Also for reproductions and reprints."@en ;
  skos:inScheme relations: ;
  skos:prefLabel "has equivalent"@en, "hat Äquivalent"@de ;
  a owl:SymmetricProperty, rdf:Property, skos:Concept .

relations:isReproductionOf
  skos:prefLabel "is reproduction of"@en, "ist Nachdruck von"@de ;
  a rdf:Property, skos:Concept ;
  skos:broader relations:hasEquivalent .

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

relations:hasOtherPhysicalFormat
  skos:prefLabel "has other physical format"@en, "hat andere physische Form"@de ;
  a owl:SymmetricProperty, rdf:Property, skos:Concept ;
  skos:broader relations:hasEquivalent .

relations:isRelatedTo
  skos:notation "Rel 010" ;
  skos:prefLabel "steht in Beziehung zu"@de, "is related to"@en ;
  a owl:SymmetricProperty, rdf:Property, skos:Concept ;
  skos:narrower relations:hasEquivalent .