@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff9a5545-de7b-4ddd-ae90-6cae96c14d79> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff9a5545-de7b-4ddd-ae90-6cae96c14d79> .