<http://schema.org/image>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2014/04/skype-logo-open-graph-520x245.png>
<http://thenextweb.com/microsoft/2014/09/04/skype-iphone-now-lets-host-group-audio-calls-add-remove-people-existing-calls/>