<http://schema.org/url>
<http://www.engadget.com/2012/09/01/nbc-rebrands-olympics-app-as-nbc-sports-live-extra-promises-str/>
<http://www.engadget.com/2012/09/01/nbc-rebrands-olympics-app-as-nbc-sports-live-extra-promises-str/>