@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/509a8097-1ec7-4733-b182-adb3a33c6637> rdfs:isDefinedBy <https://stad.gent/data/blank_node/509a8097-1ec7-4733-b182-adb3a33c6637> .