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

<http://www.irandoc.acir/onto/irandoc/EIT0006717>
  skos:prefLabel "کارخانه و ساختمان تجهیزات راه‌آهن"@fa, "railroad plant and structure"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/EIT0006704> .

<http://www.irandoc.acir/onto/irandoc/EIT0012165>
  skos:prefLabel "پل"@fa, "bridge"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/EIT0006704> .

<http://www.irandoc.acir/onto/irandoc/EIT0006704>
  skos:broader <http://www.irandoc.acir/onto/irandoc/EIT0006717>, <http://www.irandoc.acir/onto/irandoc/EIT0012165> ;
  skos:prefLabel "پل راه‌آهن"@fa, "railroad bridge"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .