@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d91000cf-6e36-4701-8e91-6ea4fbef017b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d91000cf-6e36-4701-8e91-6ea4fbef017b> .