@prefix relations: <https://w3id.org/zpid/vocabs/relations/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

relations:hasComment
  skos:prefLabel "has comment"@en, "hat Kommentar"@de ;
  a rdf:Property, skos:Concept .

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

relations:isCommentOn
  owl:inverseOf relations:hasComment ;
  rdfs:domain <http://id.loc.gov/ontologies/bibframe/Work> ;
  rdfs:range <http://id.loc.gov/ontologies/bibframe/Work> ;
  rdfs:subPropertyOf <http://id.loc.gov/ontologies/bibframe/relatedTo> ;
  skos:broader relations:isEvaluationOf ;
  skos:narrower relations:isReplyToComment ;
  skos:notation "Rel 001" ;
  skos:inScheme relations: ;
  skos:prefLabel "is comment on"@en, "ist Kommentar zu"@de ;
  a rdf:Property, skos:Concept .

relations:isEvaluationOf
  skos:prefLabel "is evaluation of"@en, "ist Evaluierung von"@de ;
  a rdf:Property, skos:Concept ;
  skos:narrower relations:isCommentOn .

relations:isReplyToComment
  skos:notation "Rel 002" ;
  skos:prefLabel "is comment reply"@en, "ist Antwort auf Kommentar"@de ;
  a rdf:Property, skos:Concept ;
  rdfs:subPropertyOf relations:isCommentOn ;
  skos:broader relations:isCommentOn .

relations:PSYNDEXrelRelations
  skos:prefLabel "Beziehungen zwischen Publikationen"@de, "Relations between publications"@en ;
  a skos:Collection ;
  skos:member relations:isCommentOn .