<http://schema.org/dateCreated>
"2014-03-17T10:57:18.000Z"^^<http://schema.org/Date>
<http://blogs.wsj.com/chinarealtime/2014/03/17/twitter-ceos-china-visit-is-interesting-but-not-for-the-reason-you-think/?mod=Business_newsreel_11>