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

<http://www.irandoc.acir/onto/irandoc/insp0003556>
  skos:altLabel "psg"@en ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0003557> ;
  skos:prefLabel "Phosphosilicate glasses"@en, "شیشه فسفوسیلیکاتی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0003557>
  skos:prefLabel "Phosphate glasses"@en, "شیشه فسفاتی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0003556> .