<http://schema.org/dateModified>
"2013-05-17T18:25:08-04:00"^^<http://schema.org/Date>
<http://www.upi.com/Science_News/2013/05/17/NASA-says-meteor-impact-on-the-moon-glowed-like-a-star/UPI-43201368829508/?spt=hs&or=sn>