@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .

nalt:41716
  skos:prefLabel "gas natural"@es, "natural gas"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:related nalt:105521 .

<https://lod.nal.usda.gov/naltv#Chemical>
  rdfs:label "Chemical"@en ;
  a owl:Class .

nalt:17688
  skos:prefLabel "petróleo"@es, "petroleum"@en ;
  a <https://lod.nal.usda.gov/naltv#Product>, skos:Concept ;
  skos:related nalt:105521 .

nalt:183
  skos:prefLabel "sustancias químicas"@es, "chemical substances"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:narrower nalt:105521 .

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

nalt:105521
  ns0:marc001 "53269" ;
  a skos:Concept, ns0:Chemical ;
  skos:definition nalt:105521_def ;
  dc:created "2007-11-05"^^xsd:date ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:broader nalt:183 ;
  skos:prefLabel "petroquímicos"@es, "petrochemicals"@en ;
  dc:modified "2012-11-30"^^xsd:date ;
  skos:closeMatch <http://id.loc.gov/authorities/subjects/sh85100419> ;
  skos:related nalt:6468, nalt:41716, nalt:17688 .

nalt:105521_def
  rdf:value "Químicos derivados del petróleo (aceite crudo) o de gas natural."@es, "Chemicals derived from petroleum (crude oil) or from natural gas."@en ;
  dc:source "NAL Thesaurus Staff" ;
  a ns0:Definition .

nalt:6468
  skos:prefLabel "hidrocarburos"@es, "hydrocarbons"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:related nalt:105521 .