@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51ff31d7-21a2-4c37-834e-66ed9997fc98> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51ff31d7-21a2-4c37-834e-66ed9997fc98> .