@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21db09cc-af0f-48db-89a2-64df9ff21e27> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21db09cc-af0f-48db-89a2-64df9ff21e27> .