<http://schema.org/description>
"Video: President Obama speaks about the job potential of a clean energy economy on a visit to OPower, an Arlington, Va., company that develops energy efficiency"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/money/green-workplace/videos/obama-creating-new-jobs-in-a-clean-energy-economy>