@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/d1ffc5ac-463b-4555-bba6-0fce28197819> rdfs:isDefinedBy <https://stad.gent/data/blank_node/d1ffc5ac-463b-4555-bba6-0fce28197819> .