@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix ns0: <http://rdf-vocabulary.ddialliance.org/xkos#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

<http://www.irandoc.acir/onto/irandoc/74947009>
  skos:narrower <http://www.irandoc.acir/onto/irandoc/86579004>, <http://www.irandoc.acir/onto/irandoc/25722005>, <http://www.irandoc.acir/onto/irandoc/86233005>, <http://www.irandoc.acir/onto/irandoc/299982002>, <http://www.irandoc.acir/onto/irandoc/311753003>, <http://www.irandoc.acir/onto/irandoc/27177009>, <http://www.irandoc.acir/onto/irandoc/64197008>, <http://www.irandoc.acir/onto/irandoc/12186007>, <http://www.irandoc.acir/onto/irandoc/51765001>, <http://www.irandoc.acir/onto/irandoc/392610001>, <http://www.irandoc.acir/onto/irandoc/311735009>, <http://www.irandoc.acir/onto/irandoc/1230106003>, <http://www.irandoc.acir/onto/irandoc/70221002>, <http://www.irandoc.acir/onto/irandoc/15158005>, <http://www.irandoc.acir/onto/irandoc/11891009>, <http://www.irandoc.acir/onto/irandoc/88427007>, <http://www.irandoc.acir/onto/irandoc/2698003>, <http://www.irandoc.acir/onto/irandoc/3930000>, <http://www.irandoc.acir/onto/irandoc/29276003> ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/115669006> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/115669006> ;
  skos:prefLabel "Gaseous substance"@en, "ماده گازی"@fa ;
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> .

<http://www.irandoc.acir/onto/irandoc/11891009>
  skos:prefLabel "هوای تنفسی"@fa, "Respiratory air"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/21789005> ns0:Direct_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/20934006> ns0:Direct_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/168819002> ns0:Using_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/29276003>
  skos:prefLabel "Chlorine"@en, "کلر"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/219127004> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/84594003> ns0:Direct_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/242839001> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/25722005>
  skos:prefLabel "گاز جنگی"@fa, "War gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/64197008>
  skos:prefLabel "Smoke"@en, "دود"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/287944003> ns0:Using_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/27177009>
  skos:prefLabel "بخار"@fa, "Steam"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/38863001> ns0:Direct_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/3930000>
  skos:prefLabel "گاز تولیدی"@fa, "Manufactured gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/1230106003>
  skos:prefLabel "گاز خون"@fa, "Blood gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/299982002>
  skos:prefLabel "Alkane"@en, "آلکان"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/219270006> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/66205002> ns0:Direct_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/219271005> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/86579004>
  skos:prefLabel "گاز نیتروژن"@fa, "Nitrogen gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/219126008> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/86233005>
  skos:prefLabel "Sulfur dioxide"@en, "دی اکسید گوگرد"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/311735009>
  skos:prefLabel "Oxide of nitrogen"@en, "اکسید نیتروژن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/1156755000> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/12186007>
  skos:prefLabel "گاز رادیواکتیو"@fa, "Radioactive gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/219272003> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/115669006>
  skos:prefLabel "ماده ای که بر اساس حالت فیزیکی طبقه بندی می شود"@fa, "Substance categorized by physical state"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/2698003>
  skos:prefLabel "Natural gas"@en, "گاز طبیعی"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/311753003>
  skos:prefLabel "گاز هیدروکربن"@fa, "Hydrocarbon gas"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/392610001>
  skos:prefLabel "گاز روده (ماده)"@fa, "Intestinal gas (substance)"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/219269005> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/88427007>
  skos:prefLabel "Propyne"@en, "پروپین"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/15158005>
  skos:prefLabel "هوا"@fa, "air"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/17437005> ns0:Direct_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/219125007> ns0:Causative_agent <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/119317003> ns0:Specimen_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/21260009> ns0:Direct_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/64122007> ns0:Direct_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/46444003> ns0:Direct_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
<http://www.irandoc.acir/onto/irandoc/51765001>
  skos:prefLabel "مونوکسید کربن"@fa, "Carbon monoxide"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .

<http://www.irandoc.acir/onto/irandoc/87308003> ns0:Direct_substance <http://www.irandoc.acir/onto/irandoc/74947009> .
ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/70221002>
  skos:prefLabel "Phosgene"@en, "فسژن"@fa ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/74947009> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/74947009> .