@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/57a7ec70-05e2-453b-8c42-d71019a60d33> rdfs:isDefinedBy <https://stad.gent/data/blank_node/57a7ec70-05e2-453b-8c42-d71019a60d33> .