@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57704fec-9ff7-478d-8d90-24d21a16af34> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57704fec-9ff7-478d-8d90-24d21a16af34> .