@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .

<https://lod.nal.usda.gov/naltv#marc001> rdfs:label "Field 001 in MARC Authority Format"@en .
<https://lod.nal.usda.gov/nalt>
  a skos:ConceptScheme ;
  rdfs:label "NALT Full"@en .

<https://lod.nal.usda.gov/naltv#Chemical>
  a owl:Class ;
  rdfs:label "Chemical"@en .

nalt:20420
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2019-05-23"^^xsd:date ;
  skos:broader nalt:10058 ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:narrower nalt:220052, nalt:48161, nalt:54328, nalt:52090, nalt:10504 ;
  skos:prefLabel "naftoquinonas"@es, "naphthoquinones"@en ;
  ns0:marc001 "24808" .

nalt:220052
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:20420 ;
  skos:prefLabel "shikonina"@es, "shikonin"@en .

nalt:48161
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:20420 ;
  skos:prefLabel "juglone"@en, "juglona"@es .

nalt:54328
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:20420 ;
  skos:prefLabel "plumbagin"@en, "plumbagina"@es .

nalt:52090
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:20420 ;
  skos:prefLabel "menadiona"@es, "menadione"@en .

nalt:10058
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:20420 ;
  skos:prefLabel "quinonas"@es, "quinones"@en .

nalt:10504
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:20420 ;
  skos:prefLabel "buparvaquone"@en, "buparvacuona"@es .