@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:63087
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2018-01-18"^^xsd:date ;
  skos:broader nalt:56445 ;
  skos:exactMatch <http://id.loc.gov/authorities/subjects/sh85122499>, <http://id.cabi.org/cabt/106930>, <http://id.agrisemantics.org/gacs/C24936> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt-core>, <https://lod.nal.usda.gov/nalt> ;
  skos:prefLabel "gel de sílice"@es, "silica gel"@en ;
  skos:related nalt:307312 ;
  ns0:marc001 "33895" .

nalt:56445
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:63087 ;
  skos:prefLabel "sílice"@es, "silica"@en .

nalt:307312
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "aerogels"@en, "aerogeles"@es ;
  skos:related nalt:63087 .