@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff7b9877-6dbe-47d8-8037-929714d4ad39> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff7b9877-6dbe-47d8-8037-929714d4ad39> .