@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac1664d5-99ca-4842-a58f-748ae670694a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac1664d5-99ca-4842-a58f-748ae670694a> .