<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Top_News/US/2013/01/10/Biden-Gun-recommendations-by-next-week/75331357806600/>
<http://www.upi.com/Top_News/US/2013/01/10/Biden-Gun-recommendations-by-next-week/UPI-75331357806600/?st_rec=89191357850946>