@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4dfae2-688c-4063-aae3-031090a656aa> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4dfae2-688c-4063-aae3-031090a656aa> .