<http://schema.org/dateModified>
"2013-09-20T07:25:46-04:00"^^<http://schema.org/Date>
<http://www.upi.com/Business_News/Energy-Industry/2013/09/20/Californias-low-carbon-fuel-standard-to-stay/UPI-20121379676346/?spt=hs&or=er>