@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/87c4da9f-f154-4f64-8390-37344672e9ab> rdfs:isDefinedBy <https://stad.gent/data/blank_node/87c4da9f-f154-4f64-8390-37344672e9ab> .