@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81a5e3f0-bf58-4ff2-8a57-df14da7979cb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81a5e3f0-bf58-4ff2-8a57-df14da7979cb> .