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

nalt:6400
  skos:prefLabel "metales alcalinos"@es, "alkali metals"@en ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:narrower nalt:6405 .

nalt:6405
  skos:exactMatch <http://id.cabi.org/cabt/93859>, <http://id.agrisemantics.org/gacs/C650>, <http://aims.fao.org/aos/agrovoc/c_6139> ;
  dc:modified "2018-09-24"^^xsd:date ;
  skos:broader nalt:6400 ;
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  skos:related nalt:38858, nalt:26745 ;
  dc:created "2006-01-19"^^xsd:date ;
  skos:inScheme <https://lod.nal.usda.gov/nalt-core>, <https://lod.nal.usda.gov/nalt> ;
  ns0:marc001 "29831" ;
  skos:prefLabel "potassium"@en, "potasio"@es .

nalt:26745
  skos:prefLabel "illita"@es, "illite"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:related nalt:6405 .

ns0:Chemical
  rdfs:label "Chemical"@en ;
  a owl:Class .

<https://lod.nal.usda.gov/nalt-core>
  rdfs:label "NALT Core"@es, "NALT Core"@en ;
  a skos:ConceptScheme .

nalt:38858
  skos:prefLabel "potasio intercambiable"@es, "exchangeable potassium"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:related nalt:6405 .