<http://schema.org/dateModified>
"2013-06-18T09:20:15-04:00"^^<http://schema.org/Date>
<http://www.upi.com/Entertainment_News/Music/2013/06/18/Lil-Wayne-says-he-didnt-mean-to-stomp-on-US-flag/UPI-65801371561615/>