@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac1be75a-8568-44da-99f1-1ea475027bc3> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac1be75a-8568-44da-99f1-1ea475027bc3> .