@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac99731e-b8a0-467e-8efa-f45fe835a15d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac99731e-b8a0-467e-8efa-f45fe835a15d> .