<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Top_News/US/2012/04/24/New-US-spy-agency-focuses-on-new-targets/48841335249000/>
<http://www.upi.com/Top_News/US/2012/04/24/New-US-spy-agency-focuses-on-new-targets/UPI-48841335249000/>