@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef136c4a-ba9c-4863-88c8-de140704209d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef136c4a-ba9c-4863-88c8-de140704209d> .