@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b15f1ef9-cbfc-45c4-88e4-05148535ad12> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b15f1ef9-cbfc-45c4-88e4-05148535ad12> .