@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91c75181-1ac4-4930-9e0c-fedc8e94113f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91c75181-1ac4-4930-9e0c-fedc8e94113f> .