@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81f28e93-b7eb-4f7a-acfb-7cf18692bba6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81f28e93-b7eb-4f7a-acfb-7cf18692bba6> .