@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21f729bf-4692-4924-b681-c7e6dee6c982> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21f729bf-4692-4924-b681-c7e6dee6c982> .