construct_gndsc_suppl.rq

# Enhance GND subject categories by notation and explicit class
#
PREFIX skos: <http://www.w3.org/2004/02/skos/core#>
PREFIX gndsc: <https://d-nb.info/standards/vocab/gnd/gnd-sc#>
PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
#
construct {
  ?concept a gndsc:GndSubjectCategoryValue ;
    skos:notation ?notation ;
    .
}
where {
  ?concept skos:inScheme <https://d-nb.info/standards/vocab/gnd/gnd-sc> .

  # extract notation from URI
  bind(strdt(strafter(str(?concept), "#"), xsd:string) as ?notation)
}