@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/491c90bd-ba22-4205-b509-461bbce2f19f> rdfs:isDefinedBy <https://stad.gent/data/blank_node/491c90bd-ba22-4205-b509-461bbce2f19f> .