@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff4f52d9-1d2b-45f2-b6e7-be51349a2339> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff4f52d9-1d2b-45f2-b6e7-be51349a2339> .