@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c159fd18-f837-403f-a36f-39d173a2ff60> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c159fd18-f837-403f-a36f-39d173a2ff60> .