<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Science_News/Technology/2013/02/20/Yahoo-debuts-re-designed-home-page/86771361390161/>
<http://www.upi.com/Science_News/Technology/2013/02/20/Yahoo-debuts-re-designed-home-page/UPI-86771361390161/?st_rec=16201361882920>