@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81cf6d66-5ceb-468b-870f-43edba0d5e9f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81cf6d66-5ceb-468b-870f-43edba0d5e9f> .