<https://pl.wangnaproject.com/847-how-to-really-delete-completed-reminders-on-iphone-and-mac-forever>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://pl.wangnaproject.com/847-how-to-really-delete-completed-reminders-on-iphone-and-mac-forever>