@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef4f2f20-446c-4df6-9b4c-9bc2b0ee8bc0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef4f2f20-446c-4df6-9b4c-9bc2b0ee8bc0> .