<http://schema.org/dateModified>
"2014-03-17T11:02:12-04:00"^^<http://schema.org/Date>
<http://www.upi.com/Top_News/World-News/2014/03/17/Report-Chinese-nuclear-envoy-in-North-Korea/UPI-34161395068532/?spt=rln&or=3>