@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57acd8d7-c2c2-4ef9-8bba-14c429003028> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57acd8d7-c2c2-4ef9-8bba-14c429003028> .