<http://schema.org/url>
<http://www.brookings.edu/blog/up-front/2014/06/09/transparency-in-natural-resources-why-is-the-u-s-playing-catch-up/>
<https://www.brookings.edu/blog/up-front/2014/06/09/transparency-in-natural-resources-why-is-the-u-s-playing-catch-up/>