<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Sports_News/2013/04/18/NHL-Ottawa-3-Washington-1/47041366342060/>
<http://www.upi.com/Sports_News/2013/04/18/NHL-Ottawa-3-Washington-1/UPI-47041366342060/?rel=27021366511677>