@prefix gnd: <https://d-nb.info/gnd/> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix wd: <http://www.wikidata.org/entity/> .
@prefix zbwext: <http://zbw.eu/namespaces/zbw-extensions/> .
@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#> .

gnd:4115398-4
  rdfs:label "Nitrate"@de ;
  skos:prefLabel "Nitrate"@de ;
  skos:relatedMatch <http://zbw.eu/stw/descriptor/29833-1> .

wd:Q121338113
  rdfs:label "nitrate pollution"@en, "Nitratbelastung"@de ;
  skos:prefLabel "nitrate pollution"@en, "Nitratbelastung"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/29833-1> .

gnd:4042379-7
  rdfs:label "Nitrate / Schadstoffbelastung"@de, "Nitratgehalt <Nitratbelastung>"@de, "Nitratbelastung"@de ;
  skos:prefLabel "Nitratbelastung"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/29833-1> .

<http://zbw.eu/stw/thsys/185840>
  rdfs:label "Umweltbelastung und Umweltschutz"@de, "N.10.01.04  Pollution and environmental protection"@en, "Pollution and environmental protection"@en, "N.10.01.04  Umweltbelastung und Umweltschutz"@de ;
  a zbwext:Thsys, skos:Concept ;
  skos:notation "N.10.01.04" ;
  skos:prefLabel "N.10.01.04  Umweltbelastung und Umweltschutz"@de, "N.10.01.04  Pollution and environmental protection"@en ;
  skos:narrower <http://zbw.eu/stw/descriptor/29833-1> .

<http://zbw.eu/stw/descriptor/29833-1>
  rdfs:label "Nitrate pollution"@en, "Nitratbelastung"@de ;
  skos:inScheme <http://zbw.eu/stw> ;
  skos:related <http://zbw.eu/stw/descriptor/30460-4>, <http://zbw.eu/stw/descriptor/14049-0>, <http://zbw.eu/stw/descriptor/19020-6> ;
  skos:exactMatch gnd:4042379-7, wd:Q121338113 ;
  skos:broader <http://zbw.eu/stw/thsys/185840>, <http://zbw.eu/stw/descriptor/15763-1> ;
  ns0:gvkppn "799284092" ;
  skos:relatedMatch gnd:4115398-4 ;
  skos:prefLabel "Nitrate pollution"@en, "Nitratbelastung"@de ;
  a skos:Concept, zbwext:Descriptor ;
  dc:isPartOf <http://zbw.eu/stw> .

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/19020-6>
  rdfs:label "Organischer Dünger"@de, "Guano"@de, "Wirtschaftsdünger"@de, "Gülle"@de, "Organic fertilizer"@en, "Dung"@de, "Kompost"@de, "Manure"@en ;
  a skos:Concept, zbwext:Descriptor ;
  skos:related <http://zbw.eu/stw/descriptor/29833-1> ;
  skos:prefLabel "Organischer Dünger"@de, "Organic fertilizer"@en .

<http://zbw.eu/stw/descriptor/14049-0>
  rdfs:label "Stickstoffdünger"@de, "Nitrogen fertilizer"@en, "Nitratdünger"@de, "Ammoniumdünger"@de ;
  skos:prefLabel "Stickstoffdünger"@de, "Nitrogen fertilizer"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/29833-1> .

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 .

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:relatedMatch
  rdfs:subPropertyOf skos:related, skos:mappingRelation ;
  skos:definition "skos:relatedMatch is used to state an associative mapping link between two conceptual resources in different concept schemes."@en ;
  rdfs:label "has related match"@en .

<http://zbw.eu/stw/descriptor/15763-1>
  skos:prefLabel "Pollution"@en, "Umweltbelastung"@de ;
  rdfs:label "Environmental pollution"@en, "Environmental degradation"@en, "Emission von Schadstoffen"@de, "Umweltschaden"@de, "Umweltkatastrophe"@de, "Ecological footprint"@en, "Schadstoffemission"@de, "Pollution"@en, "Ökologischer Fußabdruck"@de, "Umweltbelastung"@de, "Umweltverschmutzung"@de ;
  skos:narrower <http://zbw.eu/stw/descriptor/29833-1> ;
  a skos:Concept, zbwext:Descriptor .

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 .

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

<http://zbw.eu/stw/descriptor/30460-4>
  skos:prefLabel "Nitrate"@en, "Nitrat"@de ;
  rdfs:label "Salpeter"@de, "Nitrate"@en, "Nitrate"@de, "Nitrat"@de, "Saltpeter"@en ;
  skos:related <http://zbw.eu/stw/descriptor/29833-1> ;
  a zbwext:Descriptor, skos:Concept .