@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91ef1e84-fed8-4020-8fee-940b3690d080> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91ef1e84-fed8-4020-8fee-940b3690d080> .