@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91db42a1-252b-48da-8475-3bc18b3816cf> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91db42a1-252b-48da-8475-3bc18b3816cf> .