@prefix lcsh: <http://www.yso.fi/onto/lcsh/> .
@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#> .

lcsh:sh85100383
  skos:notation "TP690-TP692" ;
  skos:prefLabel "Petroleum--Refining"@en ;
  a skos:Concept .

<http://d-nb.info/gnd/4217435-1> skos:closeMatch lcsh:sh85003606 .
lcsh:sh85063372
  skos:notation "QD305.H5-QD305.H9", "TP492.82.H93", "QD341.H9" ;
  skos:prefLabel "Hydrocarbons"@en ;
  a skos:Concept .

<http://lod.nal.usda.gov/nalt/6495> skos:exactMatch lcsh:sh85003606 .
lcsh:sh85084424 skos:broader lcsh:sh85003606 .
<http://data.bnf.fr/ark:/12148/cb119788980> skos:closeMatch lcsh:sh85003606 .
lcsh:sh85022952
  skos:prefLabel "Chemical reactions"@en ;
  a skos:Concept .

lcsh:sh85003606
  dc:created "1986-02-11T00:00:00"^^xsd:dateTime ;
  skos:inScheme <http://www.yso.fi/onto/lcsh> ;
  skos:broader lcsh:sh85100383, lcsh:sh85022952, lcsh:sh85063372 ;
  skos:member lcsh:collection_LCSH_General, lcsh:collection_LCSHAuthorizedHeadings ;
  skos:closeMatch <http://data.bnf.fr/ark:/12148/cb119788980>, <http://d-nb.info/gnd/4217435-1> ;
  dc:modified "1988-05-17T09:00:08"^^xsd:dateTime ;
  skos:notation "QD281.A5" ;
  skos:exactMatch <http://lod.nal.usda.gov/nalt/6495> ;
  a skos:Concept ;
  skos:prefLabel "Alkylation"@en .

<http://www.yso.fi/onto/lcsh> a skos:ConceptScheme .