@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef66da7c-31db-43ab-96c0-7e802378bdb7> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef66da7c-31db-43ab-96c0-7e802378bdb7> .