@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/18b15c80-9713-4a7b-aed6-b33e17f84ea4> rdfs:isDefinedBy <https://stad.gent/data/blank_node/18b15c80-9713-4a7b-aed6-b33e17f84ea4> .