@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81069e18-4d02-4087-bf4c-9f6e70d09042> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81069e18-4d02-4087-bf4c-9f6e70d09042> .