<http://schema.org/url>
<http://www.businessweek.com/articles/2013-11-25/are-u-dot-s-dot-gasoline-exports-about-to-goose-prices-at-the-pump>
<http://www.bloomberg.com/bw/articles/2013-11-25/are-u-dot-s-dot-gasoline-exports-about-to-goose-prices-at-the-pump>