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

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 .

gnd:4224517-5
  rdfs:label "Erste Hauptgruppe"@de, "Periodensystemgruppe 1"@de, "Element der 1. Hauptgruppe"@de, "Alkalimetall"@de ;
  skos:prefLabel "Alkalimetall"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14292-5> .

<http://zbw.eu/stw/descriptor/14302-0>
  rdfs:label "Non-ferrous metal"@en, "NE-Metall"@de, "Nichteisenmetall"@de, "Buntmetall"@de ;
  skos:prefLabel "Non-ferrous metal"@en, "NE-Metall"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/14292-5> .

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/thsys/70014>
  rdfs:label "Chemikalien"@de, "Chemicals"@en, "P.12  Chemikalien"@de, "P.12  Chemicals"@en ;
  skos:prefLabel "P.12  Chemikalien"@de, "P.12  Chemicals"@en ;
  skos:notation "P.12" ;
  a zbwext:Thsys, skos:Concept ;
  skos:narrower <http://zbw.eu/stw/descriptor/14292-5> .

wd:Q19557
  rdfs:label "alkali metal"@en, "Alkalimetalle"@de, "alkali metals"@en ;
  skos:prefLabel "alkali metal"@en, "Alkalimetalle"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14292-5> .

<http://zbw.eu/stw/descriptor/29832-3>
  rdfs:label "Lithium"@en, "Lithium"@de ;
  skos:prefLabel "Lithium"@en, "Lithium"@de ;
  a zbwext:Descriptor, skos:Concept ;
  skos:broader <http://zbw.eu/stw/descriptor/14292-5> .

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://dbpedia.org/resource/Alkali_metal>
  rdfs:label "Alkalimetalle"@de, "Alkali metal"@en ;
  skos:prefLabel "Alkalimetalle"@de, "Alkali metal"@en ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14292-5> .

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/thsys/70134>
  a zbwext:Thsys, skos:Concept ;
  rdfs:label "Non-ferrous metals"@en, "P.07.01  Non-ferrous metals"@en, "P.07.01  NE-Metalle"@de, "NE-Metalle"@de ;
  skos:prefLabel "P.07.01  NE-Metalle"@de, "P.07.01  Non-ferrous metals"@en ;
  skos:narrower <http://zbw.eu/stw/descriptor/14292-5> ;
  skos:notation "P.07.01" .

<http://aims.fao.org/aos/agrovoc/c_264>
  rdfs:label "alkali metals"@en, "Alkalimetall"@de ;
  skos:prefLabel "alkali metals"@en, "Alkalimetall"@de ;
  skos:exactMatch <http://zbw.eu/stw/descriptor/14292-5> .

<http://zbw.eu/stw/descriptor/14292-5>
  skos:narrower <http://zbw.eu/stw/descriptor/29832-3> ;
  skos:exactMatch <http://aims.fao.org/aos/agrovoc/c_264>, wd:Q19557, gnd:4224517-5, <http://dbpedia.org/resource/Alkali_metal> ;
  rdfs:label "Kalium"@de, "Natrium"@de, "Rubidium"@de, "Cäsium"@de, "Alkalimetall"@de, "Alkali metal"@en ;
  zbwext:altLabelNarrower "Kalium"@de, "Natrium"@de, "Cäsium"@de, "Rubidium"@de ;
  skos:inScheme <http://zbw.eu/stw> ;
  skos:broader <http://zbw.eu/stw/descriptor/14302-0>, <http://zbw.eu/stw/thsys/70134>, <http://zbw.eu/stw/thsys/70014> ;
  skos:prefLabel "Alkalimetall"@de, "Alkali metal"@en ;
  a skos:Concept, zbwext:Descriptor ;
  ns0:gvkppn "091346436" ;
  dc:isPartOf <http://zbw.eu/stw> .

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 .