@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/18156d12-4b15-4af5-9687-78d3696af862> rdfs:isDefinedBy <https://stad.gent/data/blank_node/18156d12-4b15-4af5-9687-78d3696af862> .