@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/f9d81139-49aa-4434-b5df-432ed62441cf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/f9d81139-49aa-4434-b5df-432ed62441cf> .