@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 owl: <http://www.w3.org/2002/07/owl#> .
@prefix stw: <http://zbw.eu/stw/descriptor/> .
@prefix ns0: <http://purl.org/ontology/gbv/> .

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

skos:related
  rdfs:comment "skos:related is disjoint with skos:broaderTransitive"@en ;
  rdfs:label "has related"@en ;
  rdfs:subPropertyOf skos:semanticRelation ;
  skos:definition "Relates a concept to a concept with which there is an associative semantic relationship."@en .

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

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

skos:altLabel
  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 ;
  rdfs:subPropertyOf rdfs:label ;
  skos:definition "An alternative lexical label for a resource."@en .

skos:prefLabel
  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 ;
  rdfs:subPropertyOf rdfs:label ;
  skos:definition "The preferred lexical label for a resource, in a given language."@en .

<http://zbw.eu/namespaces/zbw-extensions/Descriptor>
  a owl:Class ;
  rdfs:label "Descriptor"@en .

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

stw:18371-3
  a skos:Concept, <http://zbw.eu/namespaces/zbw-extensions/Descriptor> ;
  ns0:gvkppn "091357632" ;
  skos:altLabel "Gas policy"@en, "Gaspolitik"@de ;
  skos:broader <http://zbw.eu/stw/thsys/70539>, stw:15752-6, <http://zbw.eu/stw/thsys/71008>, stw:11810-3 ;
  skos:inScheme <http://zbw.eu/stw> ;
  skos:prefLabel "Erdgaspolitik"@de, "Natural gas policy"@en ;
  skos:related stw:18356-6, stw:12978-2, stw:14196-1, stw:19385-1, stw:27282-1, stw:18372-1 .

stw:18372-1
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:prefLabel "Oil and gas lease"@en, "Förderkonzession"@de ;
  skos:related stw:18371-3 .

stw:27282-1
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:prefLabel "Gaspreis"@de, "Gas price"@en ;
  skos:related stw:18371-3 .

stw:19385-1
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:prefLabel "Natural gas market"@en, "Erdgasmarkt"@de ;
  skos:related stw:18371-3 .

stw:14196-1
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:prefLabel "Erdgas"@de, "Natural gas"@en ;
  skos:related stw:18371-3 .

stw:12978-2
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:prefLabel "Gaswirtschaft"@de, "Gas industry"@en ;
  skos:related stw:18371-3 .

stw:18356-6
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:prefLabel "Gasversorgung"@de, "Gas supply"@en ;
  skos:related stw:18371-3 .

<http://zbw.eu/stw/thsys/70539>
  a <http://zbw.eu/namespaces/zbw-extensions/Thsys>, skos:Concept ;
  rdfs:label "Energy Policy"@en, "Energiepolitik"@de ;
  skos:narrower stw:18371-3 ;
  skos:notation "V.12.02.01" ;
  skos:prefLabel "V.12.02.01  Energy Policy"@en, "V.12.02.01  Energiepolitik"@de .

stw:11810-3
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:narrower stw:18371-3 ;
  skos:prefLabel "Energiepolitik"@de, "Energy policy"@en .

<http://zbw.eu/stw/thsys/71008>
  a <http://zbw.eu/namespaces/zbw-extensions/Thsys>, skos:Concept ;
  rdfs:label "Rohstoffpolitik"@de, "Resource policy"@en ;
  skos:narrower stw:18371-3 ;
  skos:notation "W.05.02" ;
  skos:prefLabel "W.05.02  Rohstoffpolitik"@de, "W.05.02  Resource policy"@en .

stw:15752-6
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:narrower stw:18371-3 ;
  skos:prefLabel "Rohstoffpolitik"@de, "Resource policy"@en .