<http://schema.org/mainEntityOfPage>
<http://www.upi.com/Entertainment_News/Music/2013/12/18/Beyonce-tops-the-US-album-chart/67721387387940/>
<http://www.upi.com/Entertainment_News/Music/2013/12/18/Beyonce-tops-the-US-album-chart/UPI-67721387387940/>