@prefix n9j: <http://data.loterre.fr/ark:/67375/N9J> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

n9j:-QW2FPMRG-V
  skos:prefLabel "videodisc recording"@en ;
  a skos:Concept ;
  skos:narrower n9j:-G4KJS82X-3 .

n9j:-G4KJS82X-3
  skos:narrower n9j:-MR1WZTFG-G, n9j:-BZ82R3N0-F ;
  skos:broader n9j:-L7HX3NK7-M, n9j:-BWFB21J7-W, n9j:-QW2FPMRG-V, n9j:-QFQ6N0MD-K ;
  skos:inScheme n9j: ;
  a skos:Concept ;
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/compact_discs> ;
  skos:prefLabel "compact discs"@en ;
  skos:definition "Thin, plastic disks (diameter 12 cm, or 4.8 in.) originally developed in the 1970s and 1980s at Philips Research Laboratories and SONY Corporation for the playback of 74 minutes of digital audio files. The first commercial compact discs (CDs) were sold in 1982. [Source: The SAGE Glossary of the Social and Behavioral Sciences; Compact Discs]"@en ;
  skos:exactMatch <https://id.nlm.nih.gov/mesh/D016250.html> .

n9j:-BWFB21J7-W
  skos:prefLabel "optical storage devices"@en ;
  a skos:Concept ;
  skos:narrower n9j:-G4KJS82X-3 .

n9j: a skos:ConceptScheme .
n9j:-BZ82R3N0-F
  skos:prefLabel "CD-i"@en ;
  a skos:Concept ;
  skos:broader n9j:-G4KJS82X-3 .

n9j:-MR1WZTFG-G
  skos:prefLabel "CD-ROM"@en ;
  a skos:Concept ;
  skos:broader n9j:-G4KJS82X-3 .

n9j:-concepts
  a isothes:ConceptGroup ;
  skos:prefLabel "concepts"@en ;
  skos:member n9j:-G4KJS82X-3 .

n9j:-QFQ6N0MD-K
  skos:prefLabel "digital recordings"@en ;
  a skos:Concept ;
  skos:narrower n9j:-G4KJS82X-3 .

n9j:-L7HX3NK7-M
  skos:prefLabel "sound recordings"@en ;
  a skos:Concept ;
  skos:narrower n9j:-G4KJS82X-3 .