@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50a1fe5a-91aa-4313-b7da-bc5e3d44740c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50a1fe5a-91aa-4313-b7da-bc5e3d44740c> .