@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/6ff9ea8d-828d-4934-8457-575aac21e172> rdfs:isDefinedBy <https://stad.gent/data/blank_node/6ff9ea8d-828d-4934-8457-575aac21e172> .