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

skos:narrowMatch
  rdfs:subPropertyOf skos:narrower, skos:mappingRelation ;
  skos:definition "skos:narrowMatch is used to state a hierarchical mapping link between two conceptual resources in different concept schemes."@en ;
  rdfs:label "has narrower match"@en .

gnd:4052146-1
  rdfs:label "Foam"@de, "Schaumstoffe"@de, "Schaumstoff"@de ;
  skos:prefLabel "Schaumstoff"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14716-1> .

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 .

zbwext:altLabelNarrower
  skos:definition """Lexical label for a narrower term which is
    not defined as a separate concept (according to ISO 25964, 8.4), sometimes
    referred to as 'upward posting'. Intended for use with
    skos:Concept, instead of using skos:altLabel."""@en ;
  rdfs:label "altLabelNarrower"@en .

<http://dbpedia.org/resource/Foam_rubber>
  rdfs:label "Foam rubber"@en, "Schaumstoff"@de ;
  skos:prefLabel "Foam rubber"@en, "Schaumstoff"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14716-1> .

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/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/14716-1> .

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: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 .

wd:Q901520
  rdfs:label "foam rubber"@en, "expanded rubber"@en, "Schaumgummi"@de, "cellular rubber"@en, "sponge rubber"@en, "Schaumstoff"@de ;
  skos:prefLabel "foam rubber"@en, "Schaumstoff"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14716-1> .

<http://zbw.eu/stw/descriptor/14716-1>
  skos:narrowMatch gnd:4270802-3, wd:Q3362098 ;
  skos:broader <http://zbw.eu/stw/descriptor/14702-5>, <http://zbw.eu/stw/thsys/70556> ;
  rdfs:label "Weichschaum"@de, "Schaumstoff"@de, "Hartschaum"@de, "Schaumkunststoff"@de, "Foamed plastic"@en ;
  skos:exactMatch wd:Q901520, <http://dbpedia.org/resource/Foam_rubber>, gnd:4052146-1 ;
  dc:isPartOf <http://zbw.eu/stw> ;
  zbwext:altLabelNarrower "Weichschaum"@de, "Hartschaum"@de ;
  a skos:Concept, zbwext:Descriptor ;
  skos:prefLabel "Schaumstoff"@de, "Foamed plastic"@en ;
  skos:altLabel "Schaumkunststoff"@de ;
  ns0:gvkppn "091387914" ;
  skos:inScheme <http://zbw.eu/stw> .

<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:prefLabel "P.12.02  Plastics and synthetic fibres"@en, "P.12.02  Kunststoffe und Chemiefasern"@de ;
  skos:narrower <http://zbw.eu/stw/descriptor/14716-1> ;
  skos:notation "P.12.02" ;
  a skos:Concept, zbwext:Thsys .

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 .

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

<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:Q3362098
  rdfs:label "polymeric foam"@en, "foamed plastic"@en, "polymer foam"@en, "Schaumplastik"@de, "foamed polymer"@en, "foam plastic"@en, "plastic foam"@en ;
  skos:broadMatch <http://zbw.eu/stw/descriptor/14716-1> ;
  skos:prefLabel "plastic foam"@en, "Schaumplastik"@de .

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

gnd:4270802-3
  rdfs:label "Kunststoffschaum"@de, "Polymerschaum"@de, "Polymere / Schaum"@de, "Schaumkunststoff"@de ;
  skos:prefLabel "Schaumkunststoff"@de ;
  skos:broadMatch <http://zbw.eu/stw/descriptor/14716-1> .