<http://schema.org/url>
<http://www.businessweek.com/articles/2013-05-08/why-levi-strauss-is-putting-its-name-on-the-49ers-stadium>
<http://www.bloomberg.com/bw/articles/2013-05-08/why-levi-strauss-is-putting-its-name-on-the-49ers-stadium>