@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b9c4822b-ad8a-490a-bf35-021454e602b2> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b9c4822b-ad8a-490a-bf35-021454e602b2> .