@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81707a4f-fcb6-49fe-be5f-1ccfc4dcbf69> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81707a4f-fcb6-49fe-be5f-1ccfc4dcbf69> .