@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4e220e-3dff-48fe-8d2c-86dbac1461ff> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4e220e-3dff-48fe-8d2c-86dbac1461ff> .