@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/b51a259d-a939-48bf-83cf-9186073ff2fe> rdfs:isDefinedBy <https://stad.gent/data/blank_node/b51a259d-a939-48bf-83cf-9186073ff2fe> .