@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/644314be-3cd7-4f52-af1e-0554460443b6> rdfs:isDefinedBy <https://stad.gent/data/blank_node/644314be-3cd7-4f52-af1e-0554460443b6> .