@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d9819c19-5419-4886-9157-8bfd8fababee> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d9819c19-5419-4886-9157-8bfd8fababee> .