@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#Topic>
  a owl:Class ;
  rdfs:label "Topic"@en .

nalt:290832
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  dc:created "2017-01-27"^^xsd:date ;
  dc:modified "2017-11-10"^^xsd:date ;
  skos:broader nalt:290803 ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:narrower nalt:290834, nalt:290833, nalt:290949 ;
  skos:prefLabel "Quaternary period"@en, "Cuaternario"@es ;
  ns0:marc001 "83489" .

nalt:290834
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:290832 ;
  skos:prefLabel "Pleistocene epoch"@en, "Pleistoceno"@es .

nalt:290833
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:290832 ;
  skos:prefLabel "Holocene epoch"@en, "Holoceno"@es .

nalt:290803
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:290832 ;
  skos:prefLabel "Cenozoic era"@en, "Cenozoico"@es .

nalt:290949
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:290832 ;
  skos:prefLabel "Anthropocene epoch"@en, "Antropoceno"@es .