<https://english.alarabiya.net/business/energy/2019/01/21/Iran-fails-to-find-any-buyers-for-crude-offered-on-exchange>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://english.alarabiya.net/business/energy/2019/01/21/Iran-fails-to-find-any-buyers-for-crude-offered-on-exchange>