<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Top_News/US/2012/03/20/Fla-GOP-congressman-sides-with-birthers/40321332285832/>
<http://www.upi.com/Top_News/US/2012/03/20/Fla-GOP-congressman-sides-with-birthers/UPI-40321332285832/>