@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/21af8175-411c-4f1a-9f4a-780bdf09434a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/21af8175-411c-4f1a-9f4a-780bdf09434a> .