@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac1b16d0-44ea-442c-99e6-0870dbe95fde> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac1b16d0-44ea-442c-99e6-0870dbe95fde> .