@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac9b0ff9-5978-4b52-9f12-3c9b811bb854> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac9b0ff9-5978-4b52-9f12-3c9b811bb854> .