@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac1f9726-6d7c-4a47-9ac2-e7e07b106d1a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac1f9726-6d7c-4a47-9ac2-e7e07b106d1a> .