@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81089c42-743a-4ae5-aab4-9b31a7619c79> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81089c42-743a-4ae5-aab4-9b31a7619c79> .