<http://schema.org/image>
<http://rack.1.mshcdn.com/media/ZgkyMDEzLzEwLzIzLzk1L1R3aXR0ZXJQcm9mLjk3MzIwLmpwZwpwCXRodW1iCTEyMDB4NjI3IwplCWpwZw/61ed8c42/70f/Twitter-Profile-WEB.jpg>
<http://mashable.com/2013/10/23/write-twitter-bio/>