@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac77af19-9832-475f-8be0-07643f221a69> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac77af19-9832-475f-8be0-07643f221a69> .