@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/total_fertility_rate>
  skos:definition "Total fertility rate (TFR) is among the most commonly used fertility measures. As a period measure, TFR usually examines fertility cross-sectionally. [Source: <a href=\"https://sk.sagepub.com/reference/socialproblems/n589.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Social Problems; Total Fertility Rate</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/population_and_environment> ;
  skos:prefLabel "total fertility rate"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/population_and_environment>
  skos:prefLabel "population and environment"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/total_fertility_rate> .

<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/total_fertility_rate> .