@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef1578ef-d994-49d8-8ffd-f9f8a10314a9> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef1578ef-d994-49d8-8ffd-f9f8a10314a9> .