@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@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 .
nalt:313596_def
  a <https://lod.nal.usda.gov/naltv#Definition> ;
  rdf:value "Derivados de la piridina con uno o varios grupos ceto en el anillo."@es, "Pyridine derivatives with one or more keto groups on the ring."@en ;
  dc:source "Medical Subject Headings 2018" .

<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:313596
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  dc:created "2018-02-15"^^xsd:date ;
  dc:modified "2018-11-14"^^xsd:date ;
  skos:broader nalt:1477 ;
  skos:definition nalt:313596_def ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:prefLabel "pyridones"@en, "piridonas"@es ;
  ns0:marc001 "90001" .

nalt:1477
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:313596 ;
  skos:prefLabel "piridinas"@es, "pyridines"@en .