@prefix owl: <http://www.w3.org/2002/07/owl#> . <https://stad.gent/id/concept/540017778/2023-03-30T00:05:41.991Z> owl:sameAs <https://www.mindat.org/loc-1797.html/1797> . <https://stad.gent/id/concept/540017707/2023-03-29T00:06:31.491Z> owl:sameAs <https://www.mindat.org/loc-1797.html/1797> .