@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef01df61-217b-4d23-810b-eeec47932b1c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef01df61-217b-4d23-810b-eeec47932b1c> .