<http://schema.org/dateModified>
"2013-09-13T13:46:43-04:00"^^<http://schema.org/Date>
<http://www.upi.com/Odd_News/Blog/2013/09/13/Flight-666-goes-to-HEL-on-Friday-the-13th/2141379093070/?spt=sec&or=on>