@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57aaf5d7-fb52-4fa6-b7fb-de0a7cec81a8> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57aaf5d7-fb52-4fa6-b7fb-de0a7cec81a8> .