@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#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

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

relations:hasOtherPhysicalFormat
  owl:equivalentProperty <http://id.loc.gov/ontologies/bibframe/otherPhysicalFormat> ;
  a skos:Concept, rdf:Property, owl:SymmetricProperty ;
  skos:prefLabel "hat andere physische Form"@de, "has other physical format"@en ;
  skos:inScheme relations: ;
  skos:scopeNote "Relates an instance to another instance that has the same work and also has the same layout and (usually) the same publisher, but is issued in a different form (and maybe at another date): such as a hardcover book to its paperback version, a print article and its pdf version, or a print journal and its online version."@en ;
  skos:narrower relations:hasElectronicVersion, relations:hasOtherPrintFormat, relations:hasOtherSerialFormat, relations:hasPrintVersion ;
  skos:exactMatch <http://id.loc.gov/ontologies/bibframe/otherPhysicalFormat> ;
  skos:broader relations:hasEquivalent ;
  skos:editorialNote "At crossref and datacite, property name is relation: 'has-format' (JSON) or 'hasFormat' (XML Schema)."@en ;
  rdfs:range <http://id.loc.gov/ontologies/bibframe/Instance> ;
  rdfs:domain <http://id.loc.gov/ontologies/bibframe/Instance> .

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

relations:hasPrintVersion
  skos:prefLabel "hat gedruckte Version"@de, "has print version"@en ;
  a rdf:Property, skos:Concept ;
  skos:broader relations:hasOtherPhysicalFormat .

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

relations:hasOtherPrintFormat
  skos:prefLabel "has other print format"@en, "hat andere Druckform"@de ;
  a owl:SymmetricProperty, rdf:Property, skos:Concept ;
  skos:broader relations:hasOtherPhysicalFormat .

relations:hasElectronicVersion
  skos:prefLabel "has electronic version"@en, "hat elektronische Version"@de ;
  a rdf:Property, skos:Concept ;
  skos:broader relations:hasOtherPhysicalFormat .