@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:sh85051971
  skos:notation "QC197", "TA418.72" ;
  skos:prefLabel "Friction"@en ;
  a skos:Concept ;
  skos:related lcsh:sh85137428 .

lcsh:sh85078720 skos:broader lcsh:sh85137428 .
lcsh:sh85137428
  skos:topConceptOf <http://www.yso.fi/onto/lcsh> ;
  skos:related lcsh:sh85130750, lcsh:sh85051971 ;
  skos:inScheme <http://www.yso.fi/onto/lcsh> ;
  skos:member lcsh:collection_LCSHAuthorizedHeadings, lcsh:collection_LCSH_General ;
  skos:notation "TJ1075" ;
  a skos:Concept ;
  skos:prefLabel "Tribology"@en ;
  dc:created "1986-02-11T00:00:00"^^xsd:dateTime ;
  skos:closeMatch <http://data.bnf.fr/ark:/12148/cb11970241f>, <http://d-nb.info/gnd/4060847-5> .

<http://d-nb.info/gnd/4060847-5> skos:closeMatch lcsh:sh85137428 .
lcsh:sh85130750
  skos:notation "TA418.7-TA418.76" ;
  skos:prefLabel "Surfaces (Technology)"@en ;
  a skos:Concept ;
  skos:related lcsh:sh85137428 .

<http://data.bnf.fr/ark:/12148/cb11970241f> skos:closeMatch lcsh:sh85137428 .
lcsh:sh85082765 skos:broader lcsh:sh85137428 .
lcsh:sh85012683 skos:broader lcsh:sh85137428 .
<http://www.yso.fi/onto/lcsh>
  a skos:ConceptScheme ;
  skos:hasTopConcept lcsh:sh85137428 .