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

n9j:-NKQGGX5V-W
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/opium> ;
  skos:definition "In the pharmaceutical industry, opium is derived from a natural substance extracted from the poppy plant and serves as the raw element for painkillers such as morphine and codeine. The illegal drug heroin, also a derivative of opium, is possibly the most addictive drug in the opiates family. [Source: Encyclopedia of Environment and Society; Opium]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-F0B67G7L-M ;
  skos:prefLabel "opium"@en .

n9j:-concepts
  a isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member n9j:-NKQGGX5V-W .

n9j: a skos:ConceptScheme .
n9j:-F0B67G7L-M
  skos:prefLabel "opiates"@en ;
  a skos:Concept ;
  skos:narrower n9j:-NKQGGX5V-W .