@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 agrovoc: <http://aims.fao.org/aos/agrovoc/> .
@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:18028
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Topic> ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2017-06-30"^^xsd:date ;
  skos:altLabel "vision impairments"@en ;
  skos:broader nalt:44756 ;
  skos:exactMatch agrovoc:c_8267, <http://id.agrisemantics.org/gacs/C23558>, <http://id.loc.gov/authorities/subjects/sh85143879>, <http://id.cabi.org/cabt/123632> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  skos:narrower nalt:54834, nalt:18027, nalt:287325 ;
  skos:prefLabel "vision disorders"@en, "trastornos de la visión"@es ;
  skos:related nalt:283544, nalt:337, nalt:38987 ;
  ns0:marc001 "39628" .

nalt:287325
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:18028 ;
  skos:prefLabel "miopía"@es, "myopia"@en .

nalt:18027
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:18028 ;
  skos:prefLabel "ceguera"@es, "blindness"@en .

nalt:283544
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "visión binocular"@es, "binocular vision"@en ;
  skos:related nalt:18028 .

nalt:54834
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:18028 ;
  skos:prefLabel "ceguera nocturna"@es, "night blindness"@en .

nalt:337
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "enfermedades oculares"@es, "eye diseases"@en ;
  skos:related nalt:18028 .

nalt:44756
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:18028 ;
  skos:prefLabel "trastornos de la sensación"@es, "sensory disorders"@en .

nalt:38987
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "visión"@es, "vision"@en ;
  skos:related nalt:18028 .