@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/821fde9a-e086-43c7-b12c-a6af6fee2611> rdfs:isDefinedBy <https://stad.gent/data/blank_node/821fde9a-e086-43c7-b12c-a6af6fee2611> .