@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81d3c10f-e7fa-4e14-90dc-fcb9f5d3067a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81d3c10f-e7fa-4e14-90dc-fcb9f5d3067a> .