@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91cf437a-02b1-485b-b874-4876e7c5d768> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91cf437a-02b1-485b-b874-4876e7c5d768> .