@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21f625be-aac6-4add-853b-c1f63dda81cf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21f625be-aac6-4add-853b-c1f63dda81cf> .