@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c81c3ef2-2e40-4e42-b987-3865e5514e0a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c81c3ef2-2e40-4e42-b987-3865e5514e0a> .