<https://www.intelligentoffice.com/blog/8-reasons-unplanned-phone-calls-are-a-disaster-for-productivity>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.intelligentoffice.com/blog/8-reasons-unplanned-phone-calls-are-a-disaster-for-productivity>