@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81b612d7-2e07-4897-81d0-d745ab480d70> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81b612d7-2e07-4897-81d0-d745ab480d70> .