: Eventhttp://www.europeana.eu/schemas/edm/ Create a prefix for http://www.europeana.eu/schemas/edm/ Hit Enter to save Double click to create a prefix | : E4_Periodhttp://www.cidoc-crm.org/rdfs/cidoc-crm# Create a prefix for http://www.cidoc-crm.org/rdfs/cidoc-crm# Hit Enter to save Double click to create a prefix | : defaulthttps://triplydb.com/europeana/edm/graphs/ Create a prefix for https://triplydb.com/europeana/edm/graphs/ Hit Enter to save Double click to create a prefix |