@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81f6c671-1f24-4221-ad4d-6bcd79aa8e0f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81f6c671-1f24-4221-ad4d-6bcd79aa8e0f> .