@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81b4eab4-679e-406b-82db-3c85c2a5454f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81b4eab4-679e-406b-82db-3c85c2a5454f> .