@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#> .

nalt:16017
  skos:prefLabel "sistemas de irrigación"@es, "irrigation systems"@en ;
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  skos:related nalt:68576 .

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

nalt:68576
  ns0:marc001 "51389" ;
  dc:created "2006-10-26"^^xsd:date ;
  skos:prefLabel "backflow prevention"@en, "prevención de reflujo"@es ;
  a skos:Concept, ns0:Topic ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:broader nalt:5857 ;
  skos:related nalt:16017 ;
  dc:modified "2012-11-30"^^xsd:date ;
  skos:hiddenLabel "backflow-prevention"@en .

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

nalt:5857
  skos:prefLabel "tecnología medioambiental"@es, "environmental technology"@en ;
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:68576 .