@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51f1839f-652b-46cf-b142-ed3b13c05468> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51f1839f-652b-46cf-b142-ed3b13c05468> .