@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/geographic_information_systems>
  skos:prefLabel "geographic information systems"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/digital_terrain_model> .

<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/digital_terrain_model> .

<https://concepts.sagepub.com/social-science/concept/digital_terrain_model>
  skos:definition "Terrain models have always appealed to military personnel, planners, landscape architects, and civil engineers, as well as other experts in various Earth sciences. Originally, terrain models were physical models, made of rubber, plastic, clay, sand, and so on. [Source: <a href=\"https://sk.sagepub.com/reference/geography/n288.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Geography; Digital Terrain Model</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/geographic_information_systems> ;
  skos:prefLabel "digital terrain model"@en ;
  a skos:Concept .