@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff639042-8d81-469a-b3e8-8981266e1dee> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff639042-8d81-469a-b3e8-8981266e1dee> .