@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21ec244c-af54-4121-ac63-99b7dc688176> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21ec244c-af54-4121-ac63-99b7dc688176> .