@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff1b17ae-2959-49e2-9ab2-fe8482cfb350> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff1b17ae-2959-49e2-9ab2-fe8482cfb350> .