@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix void: <http://rdfs.org/ns/void#> .
@prefix ns0: <http://purl.org/ontology/gbv/> .

<http://zbw.eu/stw/descriptor/12922-1>
  skos:prefLabel "Rohstoffwirtschaft"@de, "Resources sector"@en ;
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/12984-0> .

<http://zbw.eu/stw/thsys/71006>
  skos:notation "W.05.01.02" ;
  rdfs:label "Erdöl- und Erdgasförderung"@de, "Crude Petroleum and Natural Gas Production"@en ;
  skos:prefLabel "W.05.01.02  Erdöl- und Erdgasförderung"@de, "W.05.01.02  Crude Petroleum and Natural Gas Production"@en ;
  a <http://zbw.eu/namespaces/zbw-extensions/Thsys>, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/12984-0> .

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

<http://zbw.eu/stw/descriptor/18372-1>
  skos:prefLabel "Oil and gas lease"@en, "Förderkonzession"@de ;
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/12984-0> .

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

<http://zbw.eu/namespaces/zbw-extensions/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:related
  rdfs:subPropertyOf skos:semanticRelation ;
  skos:definition "Relates a concept to a concept with which there is an associative semantic relationship."@en ;
  rdfs:comment "skos:related is disjoint with skos:broaderTransitive"@en ;
  rdfs:label "has related"@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 .

<http://zbw.eu/stw/descriptor/18393-0>
  skos:prefLabel "Ölfördertechnik"@de, "Oil production technology"@en ;
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/12984-0> .

<http://zbw.eu/stw/descriptor/30191-5>
  skos:prefLabel "Fracking"@en, "Fracking"@de ;
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/12984-0> .

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/18394-5>
  skos:prefLabel "Offshore-Industrie"@de, "Offshore industry"@en ;
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/12984-0> .

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 .

<http://zbw.eu/stw/descriptor/12920-5>
  skos:prefLabel "Oil industry"@en, "Erdölindustrie"@de ;
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/12984-0> .

<http://zbw.eu/stw/thsys/70992>
  skos:notation "W.06.06" ;
  rdfs:label "Oil industry"@en, "Mineralölwirtschaft"@de ;
  skos:prefLabel "W.06.06  Oil industry"@en, "W.06.06  Mineralölwirtschaft"@de ;
  a <http://zbw.eu/namespaces/zbw-extensions/Thsys>, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/12984-0> .

skos:narrower
  rdfs:subPropertyOf skos:narrowerTransitive ;
  skos:definition "Relates a concept to a concept that is more specific in meaning."@en ;
  rdfs:comment "Narrower concepts are typically rendered as children in a concept hierarchy (tree)."@en ;
  rdfs:label "has narrower"@en .

<http://zbw.eu/stw/descriptor/30194-6>
  skos:prefLabel "Shale oil"@en, "Schieferöl"@de ;
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/12984-0> .

<http://zbw.eu/stw/descriptor/19047-0>
  skos:prefLabel "Oil and gas services"@en, "Erdöl-Erdgas-Service"@de ;
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/12984-0> .

<http://zbw.eu/stw/descriptor/12984-0>
  skos:related <http://zbw.eu/stw/descriptor/18393-0>, <http://zbw.eu/stw/descriptor/19387-4>, <http://zbw.eu/stw/descriptor/18394-5>, <http://zbw.eu/stw/descriptor/18372-1>, <http://zbw.eu/stw/descriptor/19047-0>, <http://zbw.eu/stw/descriptor/30194-6> ;
  skos:altLabel "Erdölförderung"@de, "Crude oil production"@en, "Erdölbohrung"@de, "Ölförderindustrie"@de, "Ölförderung"@de, "Crude oil extraction"@en ;
  ns0:gvkppn "091357691" ;
  skos:inScheme <http://zbw.eu/stw> ;
  a skos:Concept, <http://zbw.eu/namespaces/zbw-extensions/Descriptor> ;
  skos:prefLabel "Erdölgewinnung"@de, "Petroleum extraction"@en ;
  skos:narrower <http://zbw.eu/stw/descriptor/30191-5> ;
  skos:broader <http://zbw.eu/stw/thsys/70992>, <http://zbw.eu/stw/descriptor/12922-1>, <http://zbw.eu/stw/thsys/71006>, <http://zbw.eu/stw/descriptor/12920-5> .

<http://zbw.eu/stw/descriptor/19387-4>
  skos:prefLabel "Petroleum resources"@en, "Erdölvorkommen"@de ;
  a <http://zbw.eu/namespaces/zbw-extensions/Descriptor>, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/12984-0> .