@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a81e5146-346e-4eaf-ab57-4708df186126> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a81e5146-346e-4eaf-ab57-4708df186126> .