<http://schema.org/thumbnailUrl>
<http://cdn1.tnwcdn.com/wp-content/blogs.dir/1/files/2011/06/chili-520x245.jpg>
<http://thenextweb.com/apps/2011/06/21/add-a-bit-of-flavour-to-your-facebook-photos-with-ispicephotos/ispicephoto/>