<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Business_News/Energy-Industry/2013/09/26/North-Dakota-eyes-energy-corridor-eastward/34651380196816/>
<http://www.upi.com/Business_News/Energy-Industry/2013/09/26/North-Dakota-eyes-energy-corridor-eastward/UPI-34651380196816/>