@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a21640bd-b8a1-40a7-a872-f04828587745> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a21640bd-b8a1-40a7-a872-f04828587745> .