@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef23e66d-2f33-4afc-9c00-e2c19c7e51eb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef23e66d-2f33-4afc-9c00-e2c19c7e51eb> .