<http://schema.org/url>
<http://online.wsj.com/articles/heard-on-the-street-the-soaring-ambition-of-twitters-valuation-1406672481>
<http://www.wsj.com/articles/heard-on-the-street-the-soaring-ambition-of-twitters-valuation-1406672481?mod=Markets_newsreel_5>