@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef6e0e53-b2fb-49a9-b502-674c2566bb71> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef6e0e53-b2fb-49a9-b502-674c2566bb71> .