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

<http://zbw.eu/stw/descriptor/12984-0>
  rdfs:label "Crude oil extraction"@en, "Erdölbohrung"@de, "Crude oil production"@en, "Ölförderung"@de, "Erdölförderung"@de, "Erdölgewinnung"@de, "Ölförderindustrie"@de, "Petroleum extraction"@en ;
  skos:prefLabel "Petroleum extraction"@en, "Erdölgewinnung"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/19387-4> .

<http://zbw.eu/stw/descriptor/30194-6>
  rdfs:label "Shale oil"@en, "Schieferöl"@de ;
  skos:prefLabel "Shale oil"@en, "Schieferöl"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/19387-4> .

<http://eurovoc.europa.eu/6702>
  rdfs:label "oilfield"@en, "Erdöl-Lagerstätte"@de, "oil reserves"@en ;
  skos:prefLabel "oilfield"@en, "Erdöl-Lagerstätte"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/19387-4> .

<http://zbw.eu/stw/descriptor/14197-6>
  skos:prefLabel "Erdöl"@de, "Petroleum"@en ;
  rdfs:label "Petroleum"@en, "Mineralöl"@de, "Crude oil"@en, "Erdöl"@de, "Rohöl"@de ;
  skos:related <http://zbw.eu/stw/descriptor/19387-4> ;
  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 .

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/30191-5>
  rdfs:label "Fracking"@en, "Fracking"@de, "Hydrofracking"@de, "Hydraulic fracturing"@en ;
  skos:prefLabel "Fracking"@en, "Fracking"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/19387-4> .

gnd:4125182-9
  rdfs:label "Erdöllagerstätte"@de, "Erdöl / Lagerstätte"@de, "Öllagerstätte"@de ;
  skos:prefLabel "Erdöllagerstätte"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/19387-4> .

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 .

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 .

<http://zbw.eu/stw/descriptor/15754-2>
  a zbwext:Descriptor, skos:Concept ;
  rdfs:label "Rohstofflagerstätte"@de, "Mineral deposit"@en, "Rohstoffvorkommen"@de, "Bodenschätze"@de, "Resource deposit"@en ;
  skos:narrower <http://zbw.eu/stw/descriptor/19387-4> ;
  skos:prefLabel "Rohstoffvorkommen"@de, "Resource deposit"@en .

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 .

wd:Q56570524
  rdfs:label "petroleum resources"@en, "oil reserves"@en, "Erdölvorkommen"@de, "Ölvorkommen"@de, "Ölreserven"@de, "Erdölreserven"@de ;
  skos:prefLabel "petroleum resources"@en, "Erdölvorkommen"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/19387-4> .

<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 .

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

<http://zbw.eu/stw/thsys/71006>
  skos:prefLabel "W.05.01.02  Crude Petroleum and Natural Gas Production"@en, "W.05.01.02  Erdöl- und Erdgasförderung"@de ;
  skos:narrower <http://zbw.eu/stw/descriptor/19387-4> ;
  rdfs:label "Erdöl- und Erdgasförderung"@de, "W.05.01.02  Erdöl- und Erdgasförderung"@de, "W.05.01.02  Crude Petroleum and Natural Gas Production"@en, "Crude Petroleum and Natural Gas Production"@en ;
  a zbwext:Thsys, skos:Concept ;
  skos:notation "W.05.01.02" .

<http://zbw.eu/stw/descriptor/11813-4>
  rdfs:label "Energy resources"@en, "Energiereserven"@de, "Energievorräte"@de, "Energieressourcen"@de ;
  skos:prefLabel "Energy resources"@en, "Energiereserven"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/19387-4> .

<http://zbw.eu/stw/descriptor/19387-4>
  rdfs:label "Petroleum resources"@en, "Erdölreserven"@de, "Oil reserves"@en, "Ölvorkommen"@de, "Erdölvorkommen"@de, "Ölreserven"@de ;
  ns0:gvkppn "091357756" ;
  skos:exactMatch <http://eurovoc.europa.eu/6702>, gnd:4125182-9, wd:Q56570524 ;
  skos:related <http://zbw.eu/stw/descriptor/12984-0>, <http://zbw.eu/stw/descriptor/11813-4>, <http://zbw.eu/stw/descriptor/30191-5>, <http://zbw.eu/stw/descriptor/30194-6>, <http://zbw.eu/stw/descriptor/14197-6> ;
  skos:prefLabel "Erdölvorkommen"@de, "Petroleum resources"@en ;
  skos:broader <http://zbw.eu/stw/thsys/71006>, <http://zbw.eu/stw/descriptor/15754-2> ;
  skos:altLabel "Ölvorkommen"@de, "Erdölreserven"@de, "Ölreserven"@de, "Oil reserves"@en ;
  skos:inScheme <http://zbw.eu/stw> ;
  a skos:Concept, zbwext:Descriptor ;
  dc:isPartOf <http://zbw.eu/stw> .