@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/evolution>
  skos:prefLabel "evolution"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/mass_extinctions> .

<https://concepts.sagepub.com/social-science/concept/mass_extinctions>
  skos:definition "Unlike an extinction, which affects a single species, a mass extinction is the large-scale elimination of multiple species caused by catastrophic global events. There have been five mass extinctions in geological time. [Source: <a href=\"https://sk.sagepub.com/reference/time/n212.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Time: Science, Philosophy, Theology, &amp; Culture; Extinctions, Mass</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/evolution> ;
  skos:prefLabel "mass extinctions"@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/mass_extinctions> .