@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 rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .

nalt:27355
  skos:prefLabel "fitolitos"@es, "phytoliths"@en ;
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  skos:narrower nalt:27354 .

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

nalt:27354_def
  rdf:value "Roca negra o negra parduzca fácilmente inflamable cuya composición, que incluye la humedad inherente, es de más de 50 % en peso y más de 70 % en volumen de material carbonoso. Está formada por restos vegetales que han sido compactados, endurecidos, alterados químicamente y metamorfoseados por el calor y la presión a través del tiempo geológico."@es, "A readily combustible black or brownish-black rock whose composition, including inherent moisture, consists of more than 50 percent by weight and more than 70 percent by volume of carbonaceous material. It is formed from plant remains that have been compacted, hardened, chemically altered, and metamorphosed by heat and pressure over geologic time."@en ;
  dc:source "US Environmental Protection Agency" ;
  a <https://lod.nal.usda.gov/naltv#Definition> .

nalt:27356
  skos:prefLabel "lignita"@es, "lignite"@en ;
  a <https://lod.nal.usda.gov/naltv#Product>, skos:Concept ;
  skos:broader nalt:27354 .

nalt:105519
  skos:prefLabel "combustibles fósiles"@es, "fossil fuels"@en ;
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  skos:narrower nalt:27354 .

nalt:22258
  skos:prefLabel "rocas sedimentarias"@es, "sedimentary rocks"@en ;
  a <https://lod.nal.usda.gov/naltv#Topic>, skos:Concept ;
  skos:narrower nalt:27354 .

<https://lod.nal.usda.gov/nalt-core>
  rdfs:label "NALT Core"@es, "NALT Core"@en ;
  a skos:ConceptScheme .

nalt:27354
  dc:modified "2020-10-07"^^xsd:date ;
  skos:exactMatch <http://id.cabi.org/cabt/30213>, <http://id.loc.gov/authorities/subjects/sh85027307>, <http://id.agrisemantics.org/gacs/C9508>, <http://aims.fao.org/aos/agrovoc/c_1693> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt-core>, <https://lod.nal.usda.gov/nalt> ;
  dc:created "2006-01-19"^^xsd:date ;
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Product> ;
  skos:broader nalt:22258, nalt:27355, nalt:105519 ;
  skos:hiddenLabel "coals"@en, "coal-fired"@en, "coal fired"@en ;
  skos:definition nalt:27354_def ;
  skos:prefLabel "carbón"@es, "coal"@en ;
  ns0:marc001 "9051" ;
  skos:narrower nalt:27356 .