<http://schema.org/url>
<http://blogs.wsj.com/moneybeat/2013/05/01/investors-spooked-ahead-of-big-data-days-look-to-put-options/>
<http://blogs.wsj.com/moneybeat/2013/05/01/investors-spooked-ahead-of-big-data-days-look-to-put-options/>