@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/youth-focused_crime_prevention>
  skos:prefLabel "youth-focused crime prevention"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Perry_Preschool_Project> .

<https://concepts.sagepub.com/social-science/concept/school-based_crime_prevention>
  skos:prefLabel "school-based crime prevention"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Perry_Preschool_Project> .

<https://concepts.sagepub.com/social-science/concept/Perry_Preschool_Project>
  skos:definition "The High/Scope Perry Preschool Study found experimental evidence that a high-quality preschool program has lifetime effects on participants, cutting their crime rate in half and producing a large financial return on investment. Members of a sample of 123 young African American children living in poverty were randomly assigned to a program group that received a high-quality preschool program at ages 3 and 4 or a no-program group. [Source: <a href=\"https://sk.sagepub.com/reference/victimologyandcrime/n213.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Victimology and Crime Prevention; Perry Preschool Project</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/youth-focused_crime_prevention>, <https://concepts.sagepub.com/social-science/concept/school-based_crime_prevention> ;
  skos:prefLabel "Perry Preschool Project"@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/Perry_Preschool_Project> .