@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef975e21-fec7-479e-9f97-bdeb56553422> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef975e21-fec7-479e-9f97-bdeb56553422> .