@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/639ac5cb-5778-4040-ab6e-bbbc3ab5bb61> rdfs:isDefinedBy <https://stad.gent/data/blank_node/639ac5cb-5778-4040-ab6e-bbbc3ab5bb61> .