@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/1509f8e9-f5e4-4878-a183-affe2c20dac2> rdfs:isDefinedBy <https://stad.gent/data/blank_node/1509f8e9-f5e4-4878-a183-affe2c20dac2> .