@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:sh85021033 skos:broader lcsh:sh85141746 .
lcsh:sh85004651 skos:broader lcsh:sh85141746 .
lcsh:sh85148749
  skos:notation "QC480-QC482.3" ;
  skos:prefLabel "X-rays"@en ;
  a skos:Concept ;
  skos:related lcsh:sh85141746 .

lcsh:sh85141744 skos:broader lcsh:sh85141746 .
lcsh:sh85134226 skos:broader lcsh:sh85141746 .
lcsh:sh85137964 skos:broader lcsh:sh85141746 .
<http://d-nb.info/gnd/4235887-5> skos:closeMatch lcsh:sh85141746 .
<http://www.yso.fi/onto/lcsh> a skos:ConceptScheme .
lcsh:sh85141743
  skos:notation "TJ940" ;
  skos:prefLabel "Vacuum technology"@en ;
  a skos:Concept .

lcsh:sh85137570 skos:broader lcsh:sh85141746 .
lcsh:sh85095908 skos:broader lcsh:sh85141746 .
lcsh:sh85142586 skos:broader lcsh:sh85141746 .
lcsh:sh85099646 skos:broader lcsh:sh85141746 .
<http://data.bnf.fr/ark:/12148/cb119777227> skos:closeMatch lcsh:sh85141746 .
lcsh:sh85079795 skos:broader lcsh:sh85141746 .
lcsh:sh85128366 skos:broader lcsh:sh85141746 .
lcsh:sh85054735 skos:broader lcsh:sh85141746 .
lcsh:sh85041657
  skos:notation "QC710-QC711.8" ;
  skos:prefLabel "Electric discharges through gases"@en ;
  a skos:Concept ;
  skos:related lcsh:sh85141746 .

lcsh:sh85072664 skos:broader lcsh:sh85141746 .
lcsh:sh85038101 skos:broader lcsh:sh85141746 .
lcsh:sh85042239
  skos:notation "TK7871.7-TK7871.84" ;
  skos:prefLabel "Electron tubes"@en ;
  a skos:Concept ;
  skos:related lcsh:sh85141746 .

lcsh:sh85141746
  skos:related lcsh:sh85148749, lcsh:sh85041657, lcsh:sh85042239 ;
  dc:created "1986-02-11T00:00:00"^^xsd:dateTime ;
  skos:notation "TK7871.72-TK7871.79", "TP159.V3", "TK6565.V3" ;
  dc:modified "1998-11-25T15:23:00"^^xsd:dateTime ;
  skos:closeMatch <http://d-nb.info/gnd/4235887-5>, <http://data.bnf.fr/ark:/12148/cb119777227> ;
  skos:member lcsh:collection_LCSHAuthorizedHeadings, lcsh:collection_LCSH_General ;
  a skos:Concept ;
  skos:broader lcsh:sh85141743 ;
  skos:prefLabel "Vacuum-tubes"@en ;
  skos:inScheme <http://www.yso.fi/onto/lcsh> .