@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a57eb2c7-b93d-4407-871b-6e561b7a85fc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a57eb2c7-b93d-4407-871b-6e561b7a85fc> .