@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/51b7c28e-356f-47d2-868f-73d17bc8d557> rdfs:isDefinedBy <https://stad.gent/data/blank_node/51b7c28e-356f-47d2-868f-73d17bc8d557> .