@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81280c09-a408-43ff-9bf2-ca3d42fbfa60> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81280c09-a408-43ff-9bf2-ca3d42fbfa60> .