@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81d0eb07-5eef-452f-9a5c-11cacb5cbd74> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81d0eb07-5eef-452f-9a5c-11cacb5cbd74> .