@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81353090-252e-40fb-8578-2bd12b438a54> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81353090-252e-40fb-8578-2bd12b438a54> .