@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af3f70fd-a2b4-45b7-b7da-681c615b604d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af3f70fd-a2b4-45b7-b7da-681c615b604d> .