@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/257d7acb-2c58-4eda-b909-808394ea89b2> rdfs:isDefinedBy <https://stad.gent/data/blank_node/257d7acb-2c58-4eda-b909-808394ea89b2> .