@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/18f9f18d-6e0b-40ac-b7b2-863ef158427b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/18f9f18d-6e0b-40ac-b7b2-863ef158427b> .