@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81de6dcf-7aa0-4105-910c-f2f458143a9a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81de6dcf-7aa0-4105-910c-f2f458143a9a> .