@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef1fa643-1b3b-4ca1-afd7-811d7e245659> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef1fa643-1b3b-4ca1-afd7-811d7e245659> .