<https://forum.gettingthingsdone.com/threads/how-to-quickly-and-efficiently-see-if-a-project-has-a-next-action.16720/>
<http://schema.org/datePublished>
<https://forum.gettingthingsdone.com/threads/how-to-quickly-and-efficiently-see-if-a-project-has-a-next-action.16720/#post-128026>