@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:3103
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2017-10-30"^^xsd:date ;
  skos:altLabel "aqualin"@en, "acrylaldehyde"@en, "acraldehyde"@en, "acrylic aldehyde"@en ;
  skos:broader nalt:2307, nalt:822 ;
  skos:exactMatch <http://id.loc.gov/authorities/subjects/sh00009449> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:prefLabel "acrolein"@en, "acroleína"@es ;
  ns0:marc001 "683" .

nalt:2307
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:3103 ;
  skos:prefLabel "aldehídos"@es, "aldehydes"@en .

nalt:822
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:3103 ;
  skos:prefLabel "herbicidas"@es, "herbicides"@en .