<http://schema.org/about>
"As in, gone from the wild. Kaput. Lions, one of the most iconic big cats -- indeed, one of the most beloved animals the world over -- have been undergoing a rapid decline over the last 50 years. In 1960, there were 450,000"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/natural-sciences/just-a-reminder-lions-may-be-extinct-in-15-years.html>