@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/50a597af-afed-4303-87c8-cc8af132bb12> rdfs:isDefinedBy <https://stad.gent/data/blank_node/50a597af-afed-4303-87c8-cc8af132bb12> .