@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/639c4cc2-9af5-4566-9e73-839dd987e8a2> rdfs:isDefinedBy <https://stad.gent/data/blank_node/639c4cc2-9af5-4566-9e73-839dd987e8a2> .