@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b81ab993-5dbb-4b13-b67e-34435ae5ae0a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b81ab993-5dbb-4b13-b67e-34435ae5ae0a> .