@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51c9f918-bc3e-4fba-b09e-7235e06a1770> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51c9f918-bc3e-4fba-b09e-7235e06a1770> .