<http://schema.org/dateModified>
"2013-01-24T18:34:39-05:00"^^<http://schema.org/Date>
<http://www.upi.com/Top_News/World-News/2013/01/24/Poll-Canadians-aware-of-Idle-No-More/UPI-52151359070479/?spt=hs&or=tn>