@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81503cdd-6ac1-4bd7-a733-c20f9706373c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81503cdd-6ac1-4bd7-a733-c20f9706373c> .