@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81e88601-bb5c-4898-8980-7584ac6fff42> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81e88601-bb5c-4898-8980-7584ac6fff42> .