<http://schema.org/image>
<http://rack.1.mshcdn.com/media/ZgkyMDEyLzEyLzA0Lzg3L3NvY2lhbG1lZGlhLmlzLmpwZwpwCXRodW1iCTEwMHgxMDAj/7d67b6cf/323/social-media-73e3a53d13.jpeg>
<http://mashable.com/category/social-media/page/416/>