@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ab57a7f7-c5af-4d17-93d2-595c2a31b387> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ab57a7f7-c5af-4d17-93d2-595c2a31b387> .