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

<http://zbw.eu/stw/thsys/71016>
  rdfs:label "Energiewirtschaft"@de, "W.04.01  Energy sector"@en, "W.04.01  Energiewirtschaft"@de, "Energy sector"@en ;
  a zbwext:Thsys, skos:Concept ;
  skos:prefLabel "W.04.01  Energiewirtschaft"@de, "W.04.01  Energy sector"@en ;
  skos:notation "W.04.01" ;
  skos:narrower <http://zbw.eu/stw/descriptor/18250-1> .

<http://zbw.eu/stw/descriptor/14173-6>
  rdfs:label "Fuel"@en, "Brennstoff"@de ;
  skos:prefLabel "Fuel"@en, "Brennstoff"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/18250-1> .

<http://zbw.eu/stw/descriptor/18353-5>
  rdfs:label "Energy technology"@en, "Energietechnik"@de, "Energietechnologie"@de ;
  skos:prefLabel "Energy technology"@en, "Energietechnik"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/18250-1> .

<http://eurovoc.europa.eu/2382>
  rdfs:label "fuel cell"@en, "Brennstoffzelle"@de ;
  skos:prefLabel "fuel cell"@en, "Brennstoffzelle"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/18250-1> .

<http://zbw.eu/stw/descriptor/14473-1>
  rdfs:label "Elektrotechnisches Produkt"@de, "Electrical product"@en, "Elektrische Ausrüstung"@de, "Electric equipment"@en ;
  skos:prefLabel "Elektrotechnisches Produkt"@de, "Electrical product"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/18250-1> .

gnd:4008195-3
  rdfs:label "Brennstoffelement <Direktumwandlung>"@de, "Brennstoffelement <Energiedirektumwandlung>"@de, "Elektrochemische Brennstoffzelle"@de, "Brennstoffzelle"@de ;
  skos:prefLabel "Brennstoffzelle"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/18250-1> .

<http://zbw.eu/stw/descriptor/14634-3>
  rdfs:label "Wasserstofftechnologie"@de, "Hydrogen technology"@en, "Wasserstofftechnik"@de ;
  skos:prefLabel "Wasserstofftechnologie"@de, "Hydrogen technology"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/18250-1> .

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:altLabelRelated
  skos:definition """Lexical label for a related term which is
    not defined as a separate concept. Intended for use with
    skos:Concept, instead of using skos:altLabel."""@en ;
  rdfs:label "altLabelRelated"@en .

wd:Q180253
  rdfs:label "FC"@en, "fuel cell"@en, "Brennstoffzelle"@de ;
  skos:prefLabel "fuel cell"@en, "Brennstoffzelle"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/18250-1> .

<http://dbpedia.org/resource/Fuel_cell>
  rdfs:label "Fuel cell"@en, "Brennstoffzelle"@de ;
  skos:prefLabel "Fuel cell"@en, "Brennstoffzelle"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/18250-1> .

<http://zbw.eu/stw/descriptor/18250-1>
  skos:exactMatch wd:Q180253, gnd:4008195-3, <http://dbpedia.org/resource/Fuel_cell>, <http://eurovoc.europa.eu/2382> ;
  skos:related <http://zbw.eu/stw/descriptor/14634-3>, <http://zbw.eu/stw/descriptor/14173-6> ;
  a skos:Concept, zbwext:Descriptor ;
  rdfs:label "Brennstoffzelle"@de, "Brennstoffzellentechnologie"@de, "Fuel cell"@en ;
  skos:prefLabel "Fuel cell"@en, "Brennstoffzelle"@de ;
  skos:broader <http://zbw.eu/stw/thsys/70538>, <http://zbw.eu/stw/descriptor/18353-5>, <http://zbw.eu/stw/thsys/70135>, <http://zbw.eu/stw/thsys/71016>, <http://zbw.eu/stw/descriptor/14473-1> ;
  ns0:gvkppn "091352878" ;
  skos:inScheme <http://zbw.eu/stw> ;
  dc:isPartOf <http://zbw.eu/stw> ;
  zbwext:altLabelRelated "Brennstoffzellentechnologie"@de .

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 .

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 .

<http://zbw.eu/stw/thsys/70135>
  skos:narrower <http://zbw.eu/stw/descriptor/18250-1> ;
  rdfs:label "Electrical Engineering and Electronic Products"@en, "Elektrotechnische und elektronische Produkte"@de, "P.10  Electrical Engineering and Electronic Products"@en, "P.10  Elektrotechnische und elektronische Produkte"@de ;
  a zbwext:Thsys, skos:Concept ;
  skos:prefLabel "P.10  Elektrotechnische und elektronische Produkte"@de, "P.10  Electrical Engineering and Electronic Products"@en ;
  skos:notation "P.10" .

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

<http://zbw.eu/stw/thsys/70538>
  skos:notation "P.04" ;
  skos:prefLabel "P.04  Energy and Water"@en, "P.04  Energie und Wasser"@de ;
  rdfs:label "Energy and Water"@en, "Energie und Wasser"@de, "P.04  Energy and Water"@en, "P.04  Energie und Wasser"@de ;
  a zbwext:Thsys, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/18250-1> .