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

nalt:90199
  skos:prefLabel "bases pirimidina"@es, "pyrimidine bases"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:broader nalt:313832 .

nalt:313832
  skos:altLabel "RNA bases"@en, "nucleic acid bases"@en, "DNA bases"@en ;
  skos:hiddenLabel "nucleic-acid bases"@en, "nucleobase"@en, "nucleic-acid base"@en, "RNA base"@en, "DNA base"@en, "nucleic acid base"@en, "DNA-bases"@en ;
  skos:prefLabel "bases nitrogenadas"@es, "nucleobases"@en ;
  skos:inScheme <https://lod.nal.usda.gov/nalt-core>, <https://lod.nal.usda.gov/nalt> ;
  skos:broader nalt:3047 ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:narrower nalt:90199, nalt:4115 ;
  skos:related nalt:17907 ;
  dc:modified "2018-11-14"^^xsd:date ;
  ns0:marc001 "89092" ;
  dc:created "2018-02-21"^^xsd:date .

nalt:4115
  skos:prefLabel "purinas"@es, "purines"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:broader nalt:313832 .

nalt:17907
  skos:prefLabel "nucleósidos"@es, "nucleosides"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:related nalt:313832 .

ns0:Chemical
  rdfs:label "Chemical"@en ;
  a owl:Class .

nalt:3047
  skos:prefLabel "compuestos heterocíclicos nitrogenados"@es, "heterocyclic nitrogen compounds"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:313832 .

<https://lod.nal.usda.gov/nalt>
  rdfs:label "NALT Full"@en ;
  a skos:ConceptScheme .