@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/15ef0e8c-afab-4b5d-8629-e9aba4ede715> rdfs:isDefinedBy <https://stad.gent/data/blank_node/15ef0e8c-afab-4b5d-8629-e9aba4ede715> .