historyEvent:02352a34-3a15-480e-819c-c35c6c85653c | : customClassUrihttp://schema.semantic-web.at/ppt/history# Create a prefix for http://schema.semantic-web.at/ppt/history# Hit Enter to save Double click to create a prefix | : Graphhttp://www.bbc.co.uk/ontologies/provenance/ Create a prefix for http://www.bbc.co.uk/ontologies/provenance/ Hit Enter to save Double click to create a prefix |