@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81daf73b-585f-412b-aeb9-9d20ab33205b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81daf73b-585f-412b-aeb9-9d20ab33205b> .