<http://schema.org/image>
<http://rack.0.mshcdn.com/media/ZgkyMDEyLzEyLzA0LzNmL2ZhY2Vib29rcGhvLmJ5QS5qcGcKcAl0aHVtYgkxMjAweDYyNyMKZQlqcGc/e1e6694f/37b/facebook-photo-tag-search-the-best-thing-since-sliced-bread-11e623fa96.jpg>
<http://mashable.com/2009/09/16/facebook-photo-tag-search/>