@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ad43b54a-e81b-4545-961d-31eaad8889de> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ad43b54a-e81b-4545-961d-31eaad8889de> .