@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff991850-ef18-4b94-af5e-33c18b04f01a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff991850-ef18-4b94-af5e-33c18b04f01a> .