@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1ac903bf-249f-4526-b7dd-9e8fc336840a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1ac903bf-249f-4526-b7dd-9e8fc336840a> .