@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81b1307e-7e8e-4bfd-88d6-727510d9ba1d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81b1307e-7e8e-4bfd-88d6-727510d9ba1d> .