@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@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 .
nalt:27354_def
  a <https://lod.nal.usda.gov/naltv#Definition> ;
  rdf:value "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, "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 ;
  dc:source "US Environmental Protection Agency" .

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

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

nalt:27354
  a skos:Concept, <https://lod.nal.usda.gov/naltv#Product> ;
  dc:created "2006-01-19"^^xsd:date ;
  dc:modified "2020-10-07"^^xsd:date ;
  skos:broader nalt:27355, nalt:105519, nalt:22258 ;
  skos:definition nalt:27354_def ;
  skos:exactMatch <http://id.agrisemantics.org/gacs/C9508>, agrovoc:c_1693, <http://id.loc.gov/authorities/subjects/sh85027307>, <http://id.cabi.org/cabt/30213> ;
  skos:inScheme <https://lod.nal.usda.gov/nalt>, <https://lod.nal.usda.gov/nalt-core> ;
  skos:narrower nalt:27356, nalt:328431 ;
  skos:prefLabel "coal"@en, "carbón"@es ;
  skos:related nalt:343913, nalt:301662, nalt:302311, nalt:231417, nalt:300733, nalt:562, nalt:273761, nalt:238485, nalt:292392 ;
  ns0:marc001 "9051" .

nalt:343913
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "coal gasification"@en, "gasificación del carbón"@es ;
  skos:related nalt:27354 .

nalt:301662
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "desperdicio de minas de carbón"@es, "coal mine spoil"@en ;
  skos:related nalt:27354 .

nalt:302311
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "mineros de carbón"@es, "coal miners"@en ;
  skos:related nalt:27354 .

nalt:231417
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "carbonización"@es, "carbonization"@en ;
  skos:related nalt:27354 .

nalt:300733
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "residuos de antracita"@es, "anthracite waste"@en ;
  skos:related nalt:27354 .

nalt:328431
  a ns0:Topic, skos:Concept ;
  skos:broader nalt:27354 ;
  skos:prefLabel "carbón pulverizado"@es, "pulverized coal"@en .

nalt:562
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "betún"@es, "bitumen"@en ;
  skos:related nalt:27354 .

nalt:22258
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:27354 ;
  skos:prefLabel "rocas sedimentarias"@es, "sedimentary rocks"@en .

nalt:273761
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "coal industry"@en, "industria del carbón"@es ;
  skos:related nalt:27354 .

nalt:238485
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "gas metano de carbón"@es, "coalbed methane"@en ;
  skos:related nalt:27354 .

nalt:27356
  a ns0:Product, skos:Concept ;
  skos:broader nalt:27354 ;
  skos:prefLabel "lignita"@es, "lignite"@en .

nalt:292392
  a ns0:Topic, skos:Concept ;
  skos:prefLabel "synthetic fuels"@en, "combustibles sintéticos"@es ;
  skos:related nalt:27354 .

nalt:105519
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:27354 ;
  skos:prefLabel "combustibles fósiles"@es, "fossil fuels"@en .

nalt:27355
  a ns0:Topic, skos:Concept ;
  skos:narrower nalt:27354 ;
  skos:prefLabel "phytoliths"@en, "fitolitos"@es .