@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50b4b8a1-53ac-4c87-a787-f7b39bd6bd50> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50b4b8a1-53ac-4c87-a787-f7b39bd6bd50> .