@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21999e4e-016d-4d78-af38-d5a4016ce0ab> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21999e4e-016d-4d78-af38-d5a4016ce0ab> .