@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51217be9-6c85-48b2-b790-1282227ce81e> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51217be9-6c85-48b2-b790-1282227ce81e> .