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

<http://www.irandoc.acir/onto/irandoc/NEMA0008842>
  skos:prefLabel "موتورهای پمپاژ"@fa, "pumping engines"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008844> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008848>
  skos:prefLabel "موتورهای رفت و برگشتی"@fa, "reciprocating engines"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/NEMA0008844> .

<http://www.irandoc.acir/onto/irandoc/NEMA0004328>
  skos:prefLabel "کشتی‌های بخار"@fa, "steamships"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008844> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008850>
  skos:prefLabel "موتورهای ثابت (ساکن)"@fa, "stationary engines"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0008844> .

<http://www.irandoc.acir/onto/irandoc/NEMA0008844>
  skos:related <http://www.irandoc.acir/onto/irandoc/NEMA0004328>, <http://www.irandoc.acir/onto/irandoc/NEMA0008850>, <http://www.irandoc.acir/onto/irandoc/NEMA0008842> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/NEMA0008848> ;
  skos:prefLabel "ماشین‌های بخار"@fa, "steam engines"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .