<http://schema.org/thumbnailUrl>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2010/08/sky-skype.jpg>
<http://thenextweb.com/uk/2010/08/09/do-these-logos-confuse-you-bskyb-objects-to-the-sky-in-skype/>