@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57e8dfa4-631e-4b1f-a771-aad773215036> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57e8dfa4-631e-4b1f-a771-aad773215036> .