@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/991e8da4-af46-44c8-af5c-1442931ba36c> rdfs:isDefinedBy <https://stad.gent/data/blank_node/991e8da4-af46-44c8-af5c-1442931ba36c> .