<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Top_News/US/2012/08/04/Feds-question-Texas-Fla-health-billings/92901344104603/>
<http://www.upi.com/Top_News/US/2012/08/04/Feds-question-Texas-Fla-health-billings/UPI-92901344104603/>