@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:17284
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Topic> ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2017-05-26"^^xsd:date ;
  skos:altLabel "Hatch-Slack pathway"@en, "C4 pathway"@en ;
  skos:broader nalt:301087 ;
  skos:exactMatch <http://id.agrisemantics.org/gacs/C31473> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  skos:prefLabel "C4 photosynthesis"@en, "fotosíntesis C4"@es ;
  skos:related nalt:20717, nalt:20719, nalt:20718, nalt:20720 ;
  ns0:marc001 "6281" .

nalt:20720
  a ns0:Chemical, skos:Concept ;
  skos:prefLabel "oxaloacetic acid"@en, "ácido oxaloacético"@es ;
  skos:related nalt:17284 .

nalt:20718
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "metabolismo ácido crasuláceo"@es, "Crassulacean acid metabolism"@en ;
  skos:related nalt:17284 .

nalt:20719
  a ns0:Chemical, skos:Concept ;
  skos:prefLabel "ácido málico"@es, "malic acid"@en ;
  skos:related nalt:17284 .

nalt:301087
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:17284 ;
  skos:prefLabel "carbon pathways"@en, "vías de carbono"@es .

nalt:20717
  a ns0:Organism, skos:Concept ;
  skos:prefLabel "plantas C4"@es, "C4 plants"@en ;
  skos:related nalt:17284 .