<http://schema.org/dateModified>
"2013-01-30T15:33:33-05:00"^^<http://schema.org/Date>
<http://www.upi.com/Top_News/Special/2013/01/30/Pakistani-security-kills-33-in-NWFP/UPI-57891359578013/?spt=hs&or=tn>