<http://schema.org/dateModified>
"2014-02-10T12:44:56-05:00"^^<http://schema.org/Date>
<http://www.upi.com/Sports_News/2014/02/10/Li-on-verge-of-moving-to-No-2-in-WTA-rankings/UPI-28341392041603/?spt=mps&or=4>