@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21556ff9-790b-441a-a4bc-4206ad4022ca> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21556ff9-790b-441a-a4bc-4206ad4022ca> .