@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81d09f5c-4c60-4dfd-b126-1ed37cfb16f4> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81d09f5c-4c60-4dfd-b126-1ed37cfb16f4> .