@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac50ffdb-472e-46d0-88c9-3cc90f02f0a3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac50ffdb-472e-46d0-88c9-3cc90f02f0a3> .