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

<http://www.irandoc.acir/onto/irandoc/CAB0004646>
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0004651>, <http://www.irandoc.acir/onto/irandoc/CAB0018131> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0004651> ;
  skos:prefLabel "پوسته صدف"@fa, "oyster shells"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/CAB0004651>
  skos:prefLabel "ماده آهک‌زنی"@fa, "liming materials"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0004646> ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0004646> .

<http://www.irandoc.acir/onto/irandoc/CAB0018131>
  skos:prefLabel "اویسترها"@fa, "oysters"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/CAB0004646> .