<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Top_News/2009/03/15/Cheney-Bush-not-to-blame-for-economy/91001237146823/>
<http://www.upi.com/Top_News/2009/03/15/Cheney-Bush-not-to-blame-for-economy/UPI-91001237146823/>