<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Science_News/Technology/2013/09/03/New-iPhone-unveiling-confirmed-for-Sept-10/8351378233206/>
<http://www.upi.com/Science_News/Technology/Blog/2013/09/03/New-iPhone-unveiling-confirmed-for-Sept-10/8351378233206/?st_rec=9741378311976>