@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

<https://concepts.sagepub.com/social-science/concept/European_Charter>
  skos:prefLabel "European Charter"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/international_charter> .

<https://concepts.sagepub.com/social-science/concept/United_Nations_Charter>
  skos:prefLabel "United Nations Charter"@en ;
  a skos:Concept ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/international_charter> .

<https://concepts.sagepub.com/social-science/concept/international_instrument>
  skos:prefLabel "international instrument"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/international_charter> .

<https://concepts.sagepub.com/social-science/concept/international_charter>
  skos:narrower <https://concepts.sagepub.com/social-science/concept/United_Nations_Charter>, <https://concepts.sagepub.com/social-science/concept/European_Charter> ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/international_instrument> ;
  skos:prefLabel "international charter"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/conceptgroup/concepts>
  a skos:Collection, isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member <https://concepts.sagepub.com/social-science/concept/international_charter> .