<http://schema.org/image>
<http://rack.3.mshcdn.com/media/ZgkyMDEzLzA1LzExLzc3L2RpZ2l0YWx0aHVtLjEwNWJmLmpwZwpwCXRodW1iCTEyMDB4NjI3IwplCWpwZw/2df10a68/82e/digital-thumb.jpg>
<http://mashable.com/2013/05/11/digital-media-resources-80/>