@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a57fe3bb-f492-478f-a3e7-fbbb625779ae> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a57fe3bb-f492-478f-a3e7-fbbb625779ae> .