<http://schema.org/mainEntityOfPage>
<http://www.upi.com/blog/2013/05/13/Lufthansa-flight-delayed-with-no-air-conditioning-for-hours/2581368477231/>
<http://www.upi.com/blog/2013/05/13/Lufthansa-flight-delayed-with-no-air-conditioning-for-hours/2581368477231/?rel=6741368480465>