@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef54af4e-db37-48e2-9930-83cad5c8a9ac> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef54af4e-db37-48e2-9930-83cad5c8a9ac> .