@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<http://www.irandoc.acir/onto/irandoc/chmtr000431>
  skos:related <http://www.irandoc.acir/onto/irandoc/chmtr000238>, <http://www.irandoc.acir/onto/irandoc/chmtr000244> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/chmtr000440> ;
  skos:prefLabel "یكای دابسون"@fa, "dobson unit"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/chmtr000440>
  skos:prefLabel "یكاها"@fa, "dimensions"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/chmtr000431> .

<http://www.irandoc.acir/onto/irandoc/chmtr000244>
  skos:prefLabel "هوا کره"@fa, "atmosphere"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/chmtr000431> .

<http://www.irandoc.acir/onto/irandoc/chmtr000238>
  skos:prefLabel "لایه اوزون"@fa, "ozone layer"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/chmtr000431> .