@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/81215139-ee71-49a2-84b8-1638813918da> rdfs:isDefinedBy <https://stad.gent/data/blank_node/81215139-ee71-49a2-84b8-1638813918da> .