@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/c81ae5d6-99aa-481e-902d-40766eb569fa> rdfs:isDefinedBy <https://stad.gent/data/blank_node/c81ae5d6-99aa-481e-902d-40766eb569fa> .