<http://schema.org/dateModified>
"2013-06-25T08:17:20-04:00"^^<http://schema.org/Date>
<http://www.upi.com/Business_News/Energy-Industry/2013/06/25/China-takes-on-more-Russian-oil-and-gas/UPI-96001372162640/?spt=hs&or=er>