@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b81b4760-87f8-40b5-b0a6-6536444c11cc> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b81b4760-87f8-40b5-b0a6-6536444c11cc> .