@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91a61447-ffd9-446e-a94e-e20aaa8e1ab0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91a61447-ffd9-446e-a94e-e20aaa8e1ab0> .