@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef6d9612-7d29-4ab2-8430-18391cf09c50> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef6d9612-7d29-4ab2-8430-18391cf09c50> .