@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:sh85148740
  skos:notation "TA1775" ;
  skos:member lcsh:collection_LCSH_General, lcsh:collection_LCSHAuthorizedHeadings ;
  skos:closeMatch <http://d-nb.info/gnd/4178318-9> ;
  skos:prefLabel "X-ray optics"@en ;
  dc:modified "1992-05-01T09:53:41"^^xsd:dateTime ;
  a skos:Concept ;
  skos:altLabel "Roentgen optics"@en ;
  dc:created "1986-02-11T00:00:00"^^xsd:dateTime ;
  skos:inScheme <http://www.yso.fi/onto/lcsh> ;
  skos:broader lcsh:sh85095187 .

<http://d-nb.info/gnd/4178318-9> skos:closeMatch lcsh:sh85148740 .
<http://www.yso.fi/onto/lcsh> a skos:ConceptScheme .
lcsh:sh85095187
  skos:notation "QC392-QC449.5" ;
  skos:prefLabel "Physical optics"@en ;
  a skos:Concept .