@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/9c21c4e0-5aae-438b-9852-43ef69b71176> rdfs:isDefinedBy <https://stad.gent/data/blank_node/9c21c4e0-5aae-438b-9852-43ef69b71176> .