@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ad681ac9-ec81-4c87-a5ab-4b666cf59255> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ad681ac9-ec81-4c87-a5ab-4b666cf59255> .