@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix void: <http://rdfs.org/ns/void#> .
@prefix zbwext: <http://zbw.eu/namespaces/zbw-extensions/> .
@prefix ns0: <http://purl.org/ontology/gbv/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .

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>
  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/descriptor/30554-2>
  rdfs:label "External validity"@en, "Internal validity"@en, "Externe Validität"@de, "Validität"@de, "Interne Validität"@de, "Validity"@en ;
  skos:prefLabel "Validität"@de, "Validity"@en ;
  skos:related <http://zbw.eu/stw/descriptor/30073-4> ;
  skos:scopeNote "Bezeichnet als Gütekriterium für Modelle, Mess- oder Testverfahren in der Empirie die inhaltliche Übereinstimmung einer empirischen Messung mit einem logischen Messkonzept."@de, "Refers to the quality criterion for models, measurement or test procedures in empirical research, i.e. the correspondence of an empirical measurement with a logical measurement concept."@en ;
  zbwext:altLabelNarrower "Externe Validität"@de, "Internal validity"@en, "Interne Validität"@de, "External validity"@en ;
  skos:inScheme <http://zbw.eu/stw> ;
  skos:broader <http://zbw.eu/stw/thsys/73393>, <http://zbw.eu/stw/thsys/71035> ;
  a zbwext:Descriptor, skos:Concept ;
  ns0:gvkppn "1916743102" .

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/30073-4>
  rdfs:label "Validierung"@de, "Validation"@en ;
  skos:prefLabel "Validierung"@de, "Validation"@en ;
  a zbwext:Descriptor, skos:Concept ;
  skos:related <http://zbw.eu/stw/descriptor/30554-2> .

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 .

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://zbw.eu/stw/thsys/73393>
  skos:narrower <http://zbw.eu/stw/descriptor/30554-2> ;
  a skos:Concept, zbwext:Thsys ;
  rdfs:label "N.01.02  Wissenschaft und Wissenschaftstheorie"@de, "N.01.02  Science and philosophy of science"@en, "Science and philosophy of science"@en, "Wissenschaft und Wissenschaftstheorie"@de ;
  skos:prefLabel "N.01.02  Science and philosophy of science"@en, "N.01.02  Wissenschaft und Wissenschaftstheorie"@de ;
  skos:notation "N.01.02" .

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

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/thsys/71035>
  a zbwext:Thsys, skos:Concept ;
  skos:prefLabel "B.10  Operations Research"@de, "B.10  Operations research"@en ;
  rdfs:label "B.10  Operations Research"@de, "Operations Research"@de, "B.10  Operations research"@en, "Operations research"@en ;
  skos:narrower <http://zbw.eu/stw/descriptor/30554-2> ;
  skos:notation "B.10" .

skos:scopeNote
  rdfs:subPropertyOf skos:note ;
  skos:definition "A note that helps to clarify the meaning and/or the use of a concept."@en ;
  rdfs:label "scope note"@en .