<http://schema.org/url>
<http://www.businessweek.com/articles/2013-10-23/puppy-bowl-vs-dot-kitten-bowl-the-2014-super-bowl-showdown>
<http://www.bloomberg.com/bw/articles/2013-10-23/puppy-bowl-vs-dot-kitten-bowl-the-2014-super-bowl-showdown>