@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/15989c8f-d959-40a0-8707-aa7e8c3770de> rdfs:isDefinedBy <https://stad.gent/data/blank_node/15989c8f-d959-40a0-8707-aa7e8c3770de> .