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

n9j:-B41TP0RP-H
  skos:prefLabel "drug policy conventions"@en ;
  a skos:Concept ;
  skos:narrower n9j:-M9ZZQC7L-9 .

n9j:-events
  a isothes:ConceptGroup ;
  skos:prefLabel "events"@en ;
  skos:member n9j:-M9ZZQC7L-9 .

n9j:-M9ZZQC7L-9
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/Single_Convention_on_Narcotic_Drugs> ;
  skos:notation "Date: 1961"@en ;
  skos:definition "The 1961 Single Convention on Narcotic Drugs is perhaps the most important piece of international drug policy legislation and is still a force today. Signed on March 30, 1961, in New York City, and ratified by 40 countries on December 13, 1964, the Single Convention codified several different individual treaties and agreements on drugs into one central piece of legislation. [Source: Encyclopedia of Drug Policy; Single Convention on Narcotic Drugs, 1961]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-B41TP0RP-H ;
  skos:prefLabel "Single Convention on Narcotic Drugs"@en .

n9j: a skos:ConceptScheme .