@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81b4cace-22f2-4f75-8b35-c98d03f7836d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81b4cace-22f2-4f75-8b35-c98d03f7836d> .