@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@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#> .

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

nalt:210759
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Topic> ;
  skos:hiddenLabel "oxygen-evolution"@en, "O2-evolution"@en, "evolution of oxygen"@en, "O2 evolution"@en, "oxygen-production"@en ;
  dc:created "2014-02-21"^^xsd:date ;
  ns0:marc001 "70772" ;
  skos:prefLabel "oxygen production"@en, "producción de oxígeno"@es ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:related nalt:122 ;
  skos:broader nalt:24658 ;
  dc:modified "2017-09-25"^^xsd:date ;
  skos:altLabel "O2 production"@en, "oxygen evolution"@en .

nalt:24658
  skos:prefLabel "química de las reacciones"@es, "reaction chemistry"@en ;
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:210759 .

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

nalt:122
  skos:prefLabel "producción de gas"@es, "gas production (biological)"@en ;
  a ns0:Topic, skos:Concept ;
  skos:related nalt:210759 .