@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/acffa4a4-1afb-40ff-a432-bd061ca4d141> rdfs:isDefinedBy <https://stad.gent/data/blank_node/acffa4a4-1afb-40ff-a432-bd061ca4d141> .