@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac4eb33a-61de-4c31-9625-d28cac770a29> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac4eb33a-61de-4c31-9625-d28cac770a29> .