: P129_is_abouthttp://www.cidoc-crm.org/cidoc-crm/ Create a prefix for http://www.cidoc-crm.org/cidoc-crm/ Hit Enter to save Double click to create a prefix | : 1052508https://id.rijksmuseum.nl/ Create a prefix for https://id.rijksmuseum.nl/ Hit Enter to save Double click to create a prefix |