@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51d1b7db-825c-46bd-88d7-b3629d264069> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51d1b7db-825c-46bd-88d7-b3629d264069> .