@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#Topic>
  a owl:Class ;
  rdfs:label "Topic"@en .

nalt:311866
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  dc:created "2018-01-16"^^xsd:date ;
  dc:modified "2018-11-14"^^xsd:date ;
  skos:altLabel "urban farming systems"@en ;
  skos:broader nalt:5506 ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:narrower nalt:311868, nalt:311869, nalt:311863 ;
  skos:prefLabel "urban farming"@en, "urbano agricultura"@es ;
  ns0:marc001 "91232" .

nalt:311868
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:311866 ;
  skos:prefLabel "rooftop farming"@en, "agricultura en azoteas"@es .

nalt:311869
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:311866 ;
  skos:prefLabel "community farming"@en, "agricultura por comunidad"@es .

nalt:5506
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:311866 ;
  skos:prefLabel "sistemas de explotación agrícola"@es, "farming systems"@en .

nalt:311863
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:311866 ;
  skos:prefLabel "agricultura vertical"@es, "vertical farming"@en .