@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ff6f9c9c-1416-4696-8b7a-8446328ce979> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ff6f9c9c-1416-4696-8b7a-8446328ce979> .