@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:1352
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2017-07-06"^^xsd:date ;
  skos:altLabel "2,4,6-trinitrotoluene"@en, "TNT (trinitrotoluene)"@en ;
  skos:broader nalt:12313, nalt:241718 ;
  skos:closeMatch <http://id.loc.gov/authorities/subjects/sh2001000298> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:prefLabel "trinitrotolueno"@es, "trinitrotoluene"@en ;
  ns0:marc001 "51248" .

nalt:12313
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:1352 ;
  skos:prefLabel "tolueno"@es, "toluene"@en .

nalt:241718
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:1352 ;
  skos:prefLabel "nitro compounds"@en, "nitrocompuestos"@es .