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

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/14281-3>
  rdfs:label "Ferrolegierung"@de, "Ferrochrom"@de, "Iron"@en, "Ferro-Silicon"@de, "Ferrosilicium"@de, "Eisen"@de, "Roheisen"@de, "Ferro-alloy"@en ;
  skos:prefLabel "Iron"@en, "Eisen"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

<http://zbw.eu/stw/descriptor/14296-4>
  rdfs:label "Precious metal"@en, "Edelmetall"@de ;
  skos:prefLabel "Precious metal"@en, "Edelmetall"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

<http://zbw.eu/stw/descriptor/14309-0>
  rdfs:label "Zink"@de, "Zinc"@en ;
  skos:prefLabel "Zink"@de, "Zinc"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

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 .

zbwext:altLabelNarrower
  skos:definition """Lexical label for a narrower term which is
    not defined as a separate concept (according to ISO 25964, 8.4), sometimes
    referred to as 'upward posting'. Intended for use with
    skos:Concept, instead of using skos:altLabel."""@en ;
  rdfs:label "altLabelNarrower"@en .

<http://zbw.eu/stw/descriptor/14295-6>
  rdfs:label "Chromium"@en, "Chrom"@de ;
  skos:prefLabel "Chromium"@en, "Chrom"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

<http://aims.fao.org/aos/agrovoc/c_2223>
  rdfs:label "heavy metals"@en, "Schwermetall"@de ;
  skos:prefLabel "heavy metals"@en, "Schwermetall"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14274-0> .

wd:Q105789
  rdfs:label "metals, heavy"@en, "Schwermetallatom"@de, "heavy metal"@en, "Schwermetalle"@de, "Schwermetall"@de ;
  skos:prefLabel "heavy metal"@en, "Schwermetalle"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14274-0> .

<http://zbw.eu/stw/descriptor/14294-1>
  rdfs:label "Lead (Metal)"@en, "Blei"@de ;
  skos:prefLabel "Lead (Metal)"@en, "Blei"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

<http://zbw.eu/stw/descriptor/14301-2>
  rdfs:label "Manganese"@en, "Mangan"@de ;
  skos:prefLabel "Manganese"@en, "Mangan"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

<http://zbw.eu/stw/descriptor/14310-1>
  rdfs:label "Zinn"@de, "Tin"@en ;
  skos:prefLabel "Zinn"@de, "Tin"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

gnd:4053963-5
  rdfs:label "Schwermetalle"@de, "Schwermetall"@de ;
  skos:prefLabel "Schwermetall"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14274-0> .

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 .

<http://zbw.eu/stw/descriptor/14266-6>
  rdfs:label "Metall"@de, "Metal"@en ;
  skos:prefLabel "Metall"@de, "Metal"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/14274-0> .

<http://dbpedia.org/resource/Heavy_metals>
  rdfs:label "Schwermetalle"@de ;
  skos:prefLabel "Schwermetalle"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14274-0> .

<http://zbw.eu/stw/descriptor/14307-4>
  rdfs:label "Quecksilber"@de, "Mercury"@en ;
  skos:prefLabel "Quecksilber"@de, "Mercury"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

<http://zbw.eu/stw/descriptor/14274-0>
  skos:narrower <http://zbw.eu/stw/descriptor/18237-0>, <http://zbw.eu/stw/descriptor/14296-4>, <http://zbw.eu/stw/descriptor/14301-2>, <http://zbw.eu/stw/descriptor/14310-1>, <http://zbw.eu/stw/descriptor/14294-1>, <http://zbw.eu/stw/descriptor/14307-4>, <http://zbw.eu/stw/descriptor/14305-1>, <http://zbw.eu/stw/descriptor/14281-3>, <http://zbw.eu/stw/descriptor/14309-0>, <http://zbw.eu/stw/descriptor/14295-6>, <http://zbw.eu/stw/descriptor/18238-5>, <http://zbw.eu/stw/descriptor/14299-5> ;
  zbwext:altLabelNarrower "Vanadium"@de, "Kobalt"@de, "Tantal"@de, "Tungsten"@en, "Bismut"@de, "Wolfram"@de ;
  skos:exactMatch wd:Q105789, <http://dbpedia.org/resource/Heavy_metals>, gnd:4053963-5, <http://aims.fao.org/aos/agrovoc/c_2223>, <http://eurovoc.europa.eu/1884> ;
  skos:prefLabel "Schwermetall"@de, "Heavy metal"@en ;
  rdfs:label "Tantal"@de, "Schwermetall"@de, "Vanadium"@de, "Heavy metal"@en, "Tungsten"@en, "Bismut"@de, "Wolfram"@de, "Kobalt"@de ;
  skos:inScheme <http://zbw.eu/stw> ;
  a skos:Concept, zbwext:Descriptor ;
  skos:broader <http://zbw.eu/stw/thsys/70358>, <http://zbw.eu/stw/descriptor/14266-6> ;
  ns0:gvkppn "091388848" ;
  dc:isPartOf <http://zbw.eu/stw> .

<http://zbw.eu/stw/descriptor/18238-5>
  rdfs:label "Molybdän"@de, "Molybdenum"@en ;
  skos:prefLabel "Molybdän"@de, "Molybdenum"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

<http://zbw.eu/stw/descriptor/18237-0>
  rdfs:label "Cadmium"@en, "Cadmium"@de, "Kadmium"@de ;
  skos:prefLabel "Cadmium"@en, "Cadmium"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

<http://zbw.eu/stw/descriptor/14299-5>
  rdfs:label "Kupfer"@de, "Copper"@en ;
  skos:prefLabel "Kupfer"@de, "Copper"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

zbwext: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 .

<http://zbw.eu/stw/descriptor/14305-1>
  rdfs:label "Nickel"@en, "Nickel"@de ;
  skos:prefLabel "Nickel"@en, "Nickel"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14274-0> .

<http://zbw.eu/stw/thsys/70358>
  skos:notation "P.07" ;
  skos:prefLabel "P.07  Metalle"@de, "P.07  Metals"@en ;
  a skos:Concept, zbwext:Thsys ;
  rdfs:label "P.07  Metalle"@de, "Metalle"@de, "P.07  Metals"@en, "Metals"@en ;
  skos:narrower <http://zbw.eu/stw/descriptor/14274-0> .

<http://eurovoc.europa.eu/1884>
  rdfs:label "heavy metal"@en, "Schwermetall"@de ;
  skos:prefLabel "heavy metal"@en, "Schwermetall"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14274-0> .

skos:Concept
  rdfs:label "Concept"@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 .