@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ad8a5990-7cd9-4109-bf91-66b1da1b8d69> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ad8a5990-7cd9-4109-bf91-66b1da1b8d69> .