@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b57a69d3-47de-4040-8d0c-8b3357a5c192> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b57a69d3-47de-4040-8d0c-8b3357a5c192> .