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

<http://www.irandoc.acir/onto/irandoc/CAB0057869>
  skos:prefLabel "ماده آلی خاک"@fa, "soil organic matter"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0057860> .

<http://www.irandoc.acir/onto/irandoc/CAB0057860>
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0057869> ;
  skos:prefLabel "ترکیبات آلی‌معدنی"@fa, "organomineral complexes"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .