@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix lcsh: <http://www.yso.fi/onto/lcsh/> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<http://d-nb.info/gnd/4488490-4> skos:closeMatch lcsh:sh91004672 .
<http://data.bnf.fr/ark:/12148/cb124441633> skos:closeMatch lcsh:sh91004672 .
lcsh:sh91004672
  a skos:Concept ;
  skos:closeMatch <http://d-nb.info/gnd/4558033-9>, <http://d-nb.info/gnd/4488490-4>, <http://data.bnf.fr/ark:/12148/cb124441633> ;
  dc:created "1991-09-10T00:00:00"^^xsd:dateTime ;
  skos:broader lcsh:sh85031658 ;
  skos:member lcsh:collection_LCSH_General, lcsh:collection_LCSHAuthorizedHeadings ;
  skos:inScheme <http://www.yso.fi/onto/lcsh> ;
  skos:altLabel "H infinity control"@en ;
  skos:prefLabel "H [infinity symbol] control"@en .

<http://d-nb.info/gnd/4558033-9> skos:closeMatch lcsh:sh91004672 .
lcsh:sh85031658
  skos:notation "QA402.3-QA402.37" ;
  skos:prefLabel "Control theory"@en ;
  a skos:Concept .

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