@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/af78157e-6770-4e13-920c-ae51973e4efa> rdfs:isDefinedBy <https://stad.gent/data/blank_node/af78157e-6770-4e13-920c-ae51973e4efa> .