<http://schema.org/about>
"It may be old, dirty and coal powered now, but it was once a vision of a brighter future, was a giant stimulus project and helped win WWII."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/slideshows/green-investments/eighty-years-ago-tennessee-valley-authority-was-founded/>