@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff8d28de-51ea-456c-bc59-7070fd050ba6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff8d28de-51ea-456c-bc59-7070fd050ba6> .