@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/f81bfbf6-a24b-46ed-aca1-aa3cd6a0f47d> rdfs:isDefinedBy <https://stad.gent/data/blank_node/f81bfbf6-a24b-46ed-aca1-aa3cd6a0f47d> .