@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef31823e-23d8-4952-9938-d789c2000848> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef31823e-23d8-4952-9938-d789c2000848> .