<http://schema.org/dateModified>
"2013-02-16T15:11:49-05:00"^^<http://schema.org/Date>
<http://www.upi.com/Top_News/US/2013/02/16/Haiti-envoy-wants-to-move-past-impasse/UPI-73701361045509/?spt=hs&or=tn>