@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@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#Topic>
  rdfs:label "Topic"@en ;
  a owl:Class .

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

nalt:290904
  skos:prefLabel "Cretácico inferior"@es, "Early Cretaceous epoch"@en ;
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  skos:narrower nalt:290880 .

nalt:290880
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:hiddenLabel "Early Aptian"@en, "Aptian stage"@en ;
  dc:created "2017-01-27"^^xsd:date ;
  skos:broader nalt:290904 ;
  dc:modified "2017-11-10"^^xsd:date ;
  ns0:marc001 "79986" ;
  skos:prefLabel "Aptian age"@en, "Aptiense"@es .