<http://schema.org/thumbnailUrl>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2013/10/144527266-1-520x245.jpg>
<http://thenextweb.com/facebook/2014/07/02/facebooks-new-type-of-ad-in-india-lets-users-place-a-missed-call-for-more-information/>