<https://stad.gent/id/blank_node/0200b0f8-902b-4f77-b405-fc9f2bca1b47> <http://www.cidoc-crm.org/cidoc-crm/P32_used_general_technique> <https://stad.gent/id/blank_node/fadd36cf-1dd7-4a04-9f3a-a8c912808d1b> .