@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/17019cf9-ef6b-4557-9dea-952af11acb31> rdfs:isDefinedBy <https://stad.gent/data/blank_node/17019cf9-ef6b-4557-9dea-952af11acb31> .