@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/origin_of_life> .

<https://concepts.sagepub.com/social-science/concept/origin_of_life>
  skos:definition "The origin of life remains today one of the most challenging puzzles to science. The challenge is twofold: (1) qualify the essence of life and (2) explain its appearance on Earth. [Source: <a href=\"https://sk.sagepub.com/reference/time/n335.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Time: Science, Philosophy, Theology, &amp; Culture; Life, Origin of</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/evolution> ;
  skos:prefLabel "origin of life"@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/origin_of_life> .