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

<http://www.irandoc.acir/onto/irandoc/insp0012030>
  skos:prefLabel "Photoelectric cell"@en, "پیل فوتوالکتریک"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0012029> .

<http://www.irandoc.acir/onto/irandoc/insp0012029>
  skos:narrower <http://www.irandoc.acir/onto/irandoc/insp0012028> ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0012173>, <http://www.irandoc.acir/onto/irandoc/insp0012596>, <http://www.irandoc.acir/onto/irandoc/insp0004061> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0012030> ;
  skos:prefLabel "Photovoltaic cell"@en, "پیل فوتوولتایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/insp0012173>
  skos:prefLabel "Photovoltaic effect"@en, "اثر فوتوولتایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0012029> .

<http://www.irandoc.acir/onto/irandoc/insp0012028>
  skos:prefLabel "Thermophotovoltaic cell"@en, "پیل ترموفوتوولتایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/insp0012029> .

<http://www.irandoc.acir/onto/irandoc/insp0004061>
  skos:prefLabel "Photovoltaic power system"@en, "سامانه توان فوتوولتایی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0012029> .

<http://www.irandoc.acir/onto/irandoc/insp0012596>
  skos:prefLabel "Solar cell"@en, "پیل خورشیدی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:related <http://www.irandoc.acir/onto/irandoc/insp0012029> .