@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51c09545-f8b3-4203-ae23-81879b86c4be> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51c09545-f8b3-4203-ae23-81879b86c4be> .