@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff6baa90-554c-460e-863a-acffc5e4e116> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff6baa90-554c-460e-863a-acffc5e4e116> .