@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57bb284f-5681-4b90-9a20-292f91243594> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57bb284f-5681-4b90-9a20-292f91243594> .