@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/68a72284-a1ee-4588-9141-a37e5e05a03c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/68a72284-a1ee-4588-9141-a37e5e05a03c> .