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

<http://www.irandoc.acir/onto/irandoc/CAB0054030>
  skos:prefLabel "سریم"@fa, "cerium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0054031> .

<http://www.irandoc.acir/onto/irandoc/CAB0054029>
  skos:prefLabel "لانتان"@fa, "lanthanum"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0054031> .

<http://www.irandoc.acir/onto/irandoc/CAB0054027>
  skos:prefLabel "تربیم"@fa, "terbium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0054031> .

<http://www.irandoc.acir/onto/irandoc/CAB0054031>
  a skos:Concept, <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept> ;
  skos:prefLabel "عناصر خاکی کمیاب"@fa, "rare earth elements"@en ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0054029>, <http://www.irandoc.acir/onto/irandoc/CAB0054030>, <http://www.irandoc.acir/onto/irandoc/CAB0054027>, <http://www.irandoc.acir/onto/irandoc/CAB0054025>, <http://www.irandoc.acir/onto/irandoc/CAB0054028>, <http://www.irandoc.acir/onto/irandoc/CAB0054026> ;
  skos:altLabel "لانتانيدها"@fa ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0054039> .

<http://www.irandoc.acir/onto/irandoc/CAB0054025>
  skos:prefLabel "اروپیم"@fa, "europium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0054031> .

<http://www.irandoc.acir/onto/irandoc/CAB0054039>
  skos:prefLabel "عناصر واسطه"@fa, "transition elements"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/CAB0054031> .

<http://www.irandoc.acir/onto/irandoc/CAB0054028>
  skos:prefLabel "ساماریم"@fa, "samarium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0054031> .

<http://www.irandoc.acir/onto/irandoc/CAB0054026>
  skos:prefLabel "ایتربیم"@fa, "ytterbium"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/CAB0054031> .