@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix void: <http://rdfs.org/ns/void#> .
@prefix wd: <http://www.wikidata.org/entity/> .
@prefix gnd: <https://d-nb.info/gnd/> .
@prefix zbwext: <http://zbw.eu/namespaces/zbw-extensions/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix ns0: <http://purl.org/ontology/gbv/> .
@prefix dc: <http://purl.org/dc/terms/> .

skos:exactMatch
  rdfs:subPropertyOf skos:closeMatch ;
  skos:definition "skos:exactMatch is used to link two concepts, indicating a high degree of confidence that the concepts can be used interchangeably across a wide range of information retrieval applications. skos:exactMatch is a transitive property, and is a sub-property of skos:closeMatch."@en ;
  rdfs:comment "skos:exactMatch is disjoint with each of the properties skos:broadMatch and skos:relatedMatch."@en ;
  rdfs:label "has exact match"@en .

<http://zbw.eu/stw>
  rdfs:label "Standard-Thesaurus Wirtschaft"@de, "STW Thesaurus for Economics"@en ;
  skos:prefLabel "Standard-Thesaurus Wirtschaft"@de, "STW Thesaurus for Economics"@en ;
  a void:Dataset, skos:ConceptScheme .

wd:Q146368
  rdfs:label "polyvinyl"@en, "vinal"@en, "polyvinyl chloride"@en, "polychloroethylene"@en, "Vinidur"@de, "poly(vinyl chloride)"@en, "poly(1-chloroethylene)"@en, "PVC"@de, "vinyl"@en, "PVC"@en, "Polyvinylchlorid"@de ;
  skos:prefLabel "Polyvinylchlorid"@de, "polyvinyl chloride"@en ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14715-3> .

gnd:4076253-1
  rdfs:label "PVC"@de, "Polyvinylchlorid"@de ;
  skos:prefLabel "Polyvinylchlorid"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14715-3> .

<http://zbw.eu/stw/descriptor/14702-5>
  rdfs:label "Plastics"@en, "Kunststoff"@de, "Plastik"@de ;
  skos:prefLabel "Plastics"@en, "Kunststoff"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/14715-3> .

<http://dbpedia.org/resource/Polyvinyl_chloride>
  rdfs:label "Polyvinyl chloride"@en, "Polyvinylchlorid"@de ;
  skos:prefLabel "Polyvinyl chloride"@en, "Polyvinylchlorid"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14715-3> .

zbwext:Descriptor
  rdfs:label "Descriptor"@en ;
  a owl:Class .

skos:inScheme
  skos:definition "Relates a resource (for example a concept) to a concept scheme in which it is included."@en ;
  rdfs:label "is in scheme"@en .

skos:prefLabel
  rdfs:subPropertyOf rdfs:label ;
  skos:definition "The preferred lexical label for a resource, in a given language."@en ;
  rdfs:comment """skos:prefLabel, skos:altLabel and skos:hiddenLabel are pairwise
      disjoint properties."""@en, "The range of skos:prefLabel is the class of RDF plain literals."@en, "A resource has no more than one value of skos:prefLabel per language tag."@en ;
  rdfs:label "preferred label"@en .

skos:Concept
  rdfs:label "Concept"@en ;
  a owl:Class .

skos:altLabel
  rdfs:subPropertyOf rdfs:label ;
  skos:definition "An alternative lexical label for a resource."@en ;
  rdfs:comment "skos:prefLabel, skos:altLabel and skos:hiddenLabel are pairwise disjoint properties."@en, "The range of skos:altLabel is the class of RDF plain literals."@en ;
  rdfs:label "alternative label"@en .

<http://zbw.eu/stw/thsys/70556>
  rdfs:label "P.12.02  Plastics and synthetic fibres"@en, "P.12.02  Kunststoffe und Chemiefasern"@de, "Plastics and synthetic fibres"@en, "Kunststoffe und Chemiefasern"@de ;
  skos:narrower <http://zbw.eu/stw/descriptor/14715-3> ;
  skos:prefLabel "P.12.02  Plastics and synthetic fibres"@en, "P.12.02  Kunststoffe und Chemiefasern"@de ;
  skos:notation "P.12.02" ;
  a skos:Concept, zbwext:Thsys .

<http://zbw.eu/stw/descriptor/14715-3>
  skos:prefLabel "PVC"@de, "PVC"@en ;
  skos:inScheme <http://zbw.eu/stw> ;
  rdfs:label "Polyvinylchlorid"@de, "PVC"@de, "PVC"@en ;
  ns0:gvkppn "091384958" ;
  skos:broader <http://zbw.eu/stw/thsys/70556>, <http://zbw.eu/stw/descriptor/14702-5> ;
  dc:isPartOf <http://zbw.eu/stw> ;
  skos:altLabel "Polyvinylchlorid"@de ;
  skos:exactMatch <http://dbpedia.org/resource/Polyvinyl_chloride>, wd:Q146368, gnd:4076253-1 ;
  a zbwext:Descriptor, skos:Concept .

skos:broader
  rdfs:subPropertyOf skos:broaderTransitive ;
  skos:definition "Relates a concept to a concept that is more general in meaning."@en ;
  rdfs:comment "Broader concepts are typically rendered as parents in a concept hierarchy (tree)."@en ;
  rdfs:label "has broader"@en .