@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/a90f9b5c-0e06-4fd1-af9e-c0616dc5dedf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/a90f9b5c-0e06-4fd1-af9e-c0616dc5dedf> .