<http://schema.org/dateModified>
"2013-03-22T14:17:43.000Z"^^<http://schema.org/Date>
<http://blogs.wsj.com/speakeasy/2013/03/22/guggenheim-abu-dhabi-acquires-postwar-artworks/?mod=WSJBlog&mod=WSJ_LifeStyle_Speakeasy>