<http://schema.org/dateModified>
"2013-09-14T12:31:52-04:00"^^<http://schema.org/Date>
<http://www.upi.com/Business_News/2013/09/14/MGM-moves-to-secure-itself-against-a-takeover/UPI-43721379176312/?spt=hs&or=bn>