@prefix n9j: <http://data.loterre.fr/ark:/67375/N9J> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

n9j:-LCD9G101-J
  skos:prefLabel "methaqualone"@en ;
  a skos:Concept ;
  skos:broader n9j:-BZT4236S-1 .

n9j: a skos:ConceptScheme .
n9j:-D43L18HS-1
  skos:prefLabel "central nervous system drugs"@en ;
  a skos:Concept ;
  skos:narrower n9j:-BZT4236S-1 .

n9j:-L2PDFV7X-W
  skos:prefLabel "barbiturates"@en ;
  a skos:Concept ;
  skos:broader n9j:-BZT4236S-1 .

n9j:-BZT4236S-1
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/hypnotic_drugs> ;
  skos:narrower n9j:-QS9ZC3TW-K, n9j:-L2PDFV7X-W, n9j:-LCD9G101-J ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-D43L18HS-1, n9j:-FBXQGCVM-H ;
  skos:prefLabel "hypnotic drugs"@en .

n9j:-FBXQGCVM-H
  skos:prefLabel "drugs"@en ;
  a skos:Concept ;
  skos:narrower n9j:-BZT4236S-1 .

n9j:-concepts
  a isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member n9j:-BZT4236S-1 .

n9j:-QS9ZC3TW-K
  skos:prefLabel "tranquilisers"@en ;
  a skos:Concept ;
  skos:broader n9j:-BZT4236S-1 .