@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac4e0af5-9787-4ab4-97e8-c4217f3904de> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac4e0af5-9787-4ab4-97e8-c4217f3904de> .