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

<http://www.irandoc.acir/onto/irandoc/NEMA0001786>
  skos:prefLabel "قبل از سال 1800"@fa, "before 1800"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0001785> .

<http://www.irandoc.acir/onto/irandoc/NEMA0001785>
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0001786> ;
  skos:prefLabel "قبل از میلاد مسیح"@fa, "before christ"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .