@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81d5c892-5b5c-4910-a41d-e435eb5839e1> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81d5c892-5b5c-4910-a41d-e435eb5839e1> .