<http://schema.org/dateModified>
"2011-02-25T13:31:07-05:00"^^<http://schema.org/Date>
<http://www.upi.com/Business_News/Energy-Industry/2011/02/25/High-food-prices-threaten-seething-Mideast/UPI-89411298658667/?rel=65671301685171>