<http://schema.org/image>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2014/02/whatsapp_android_2-520x245.jpg>
<http://thenextweb.com/microsoft/2014/03/13/bill-gates-says-microsoft-also-wanted-acquire-whatsapp-calls-zuckerberg-product-manager-coder/>