@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:1539
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2012-11-30"^^xsd:date ;
  skos:altLabel "provitamin D3"@en ;
  skos:broader nalt:1419, nalt:1541 ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:prefLabel "7-dehydrocholesterol"@en, "7-deshidrocolesterol"@es ;
  skos:related nalt:1542 ;
  ns0:marc001 "169" .

nalt:1542
  a ns0:Chemical, skos:Concept ;
  skos:prefLabel "colecalciferol"@es, "cholecalciferol"@en ;
  skos:related nalt:1539 .

nalt:1419
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:1539 ;
  skos:prefLabel "esteroles"@es, "sterols"@en .

nalt:1541
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:1539 ;
  skos:prefLabel "provitaminas"@es, "provitamins"@en .