@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91f0b807-0ab0-4087-9cff-0f3f1c88fa33> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91f0b807-0ab0-4087-9cff-0f3f1c88fa33> .