@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/4509be2c-f972-43b0-b916-0f4f7449c845> rdfs:isDefinedBy <https://stad.gent/data/blank_node/4509be2c-f972-43b0-b916-0f4f7449c845> .