@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@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 .
nalt:216856_def
  a <https://lod.nal.usda.gov/naltv#Definition> ;
  rdf:value "Forma alotrópica del carbono que se utiliza en lápices, como lubricante, y en fósforos y explosivos. Se obtiene de la minería y su polvo puede causar irritación pulmonar."@es, "An allotropic form of carbon that is used in pencils, as a lubricant, and in matches and explosives. It is obtained by mining and its dust can cause lung irritation."@en ;
  dc:source "Medical Subject Headings 2014" .

<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:216856
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  dc:created "2014-05-21"^^xsd:date ;
  dc:modified "2018-09-05"^^xsd:date ;
  skos:altLabel "graphite"@en ;
  skos:broader nalt:3913 ;
  skos:definition nalt:216856_def ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:prefLabel "grafeno"@es, "graphene"@en ;
  skos:related nalt:258290, nalt:293128 ;
  ns0:marc001 "67486" .

nalt:258290
  a ns0:Chemical, skos:Concept ;
  skos:prefLabel "graphene oxide"@en, "óxido de grafeno"@es ;
  skos:related nalt:216856 .

nalt:3913
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:216856 ;
  skos:prefLabel "carbono"@es, "carbon"@en .

nalt:293128
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "carbon electrodes"@en, "electrodos de carbono"@es ;
  skos:related nalt:216856 .