@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c91d69d9-92e0-4925-8aee-79be6912f6ab> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c91d69d9-92e0-4925-8aee-79be6912f6ab> .