@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/91ca21d7-f4cf-4ae2-b56c-ec990d85e9b0> rdfs:isDefinedBy <https://stad.gent/data/blank_node/91ca21d7-f4cf-4ae2-b56c-ec990d85e9b0> .