@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51c23975-012c-4563-8bda-b0af3f43ecbd> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51c23975-012c-4563-8bda-b0af3f43ecbd> .