@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d81a617a-d240-46c9-a2c5-2e6832ec6adb> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d81a617a-d240-46c9-a2c5-2e6832ec6adb> .