@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/13ef9a91-35ac-458e-af3b-794425d0367a> rdfs:isDefinedBy <https://stad.gent/data/blank_node/13ef9a91-35ac-458e-af3b-794425d0367a> .