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

<https://concepts.sagepub.com/social-science/concept/Narcotic_Drug_Act>
  skos:definition "Given the separation of the state and federal governments and the relative autonomy of each to legislate and enforce drug laws, efforts over the past century to address the drug problem in the United States have been met with varying degrees of consistency between these two bodies. For example, with Congress's introduction of the Harrison Act in 1914, most states accepted a majority of this act's provisions restricting the sale and possession of cocaine and opiates. [Source: <a href=\"https://sk.sagepub.com/reference/drugpolicy/n239.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Drug Policy; Narcotic Drug Act</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/drug_laws_and_policies> ;
  skos:prefLabel "Narcotic Drug Act"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/drug_laws_and_policies>
  skos:prefLabel "drug laws and policies"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Narcotic_Drug_Act> .