@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef137f9d-cf57-4937-893c-144b6cc48989> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef137f9d-cf57-4937-893c-144b6cc48989> .