@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a18a3afc-ff23-4d8c-903c-f5c09b5e1124> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a18a3afc-ff23-4d8c-903c-f5c09b5e1124> .