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

<http://www.irandoc.acir/onto/irandoc/NEMA0001040>
  skos:prefLabel "یخ"@fa, "ice"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0001037> .

<http://www.irandoc.acir/onto/irandoc/NEMA0001037>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0009134> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0001040> ;
  skos:prefLabel "یخ خشکی"@fa, "land ice"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/NEMA0009134>
  skos:prefLabel "یخچال‌ها (جغرافیا)"@fa, "glaciers"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0001037> .