@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/4ff7f6a9-f530-421c-a8ff-e90318435505> rdfs:isDefinedBy <https://stad.gent/data/blank_node/4ff7f6a9-f530-421c-a8ff-e90318435505> .