<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Business_News/Energy-Industry/2012/07/24/Work-progresses-on-Mekong-dam/28231343130869/>
<http://www.upi.com/Business_News/Energy-Industry/2012/07/24/Work-progresses-on-Mekong-dam/UPI-28231343130869/>