<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Top_News/World-News/2012/09/13/Canada-closes-Cairo-embassy-as-precaution/27381347548238/>
<http://www.upi.com/Top_News/World-News/2012/09/13/Canada-closes-Cairo-embassy-as-precaution/UPI-27381347548238/>