<http://schema.org/dateModified>
"2014-08-28T07:56:27-04:00"^^<http://schema.org/Date>
<http://www.upi.com/Top_News/World-News/2014/08/28/Russia-directly-involved-in-Ukraine-fighting-widens-assault/5151409224627/?spt=mps&or=5>