@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ac9e0b81-67f4-43c6-b55f-09a7cb392f92> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ac9e0b81-67f4-43c6-b55f-09a7cb392f92> .