<http://schema.org/thumbnailUrl>
<http://i2.wp.com/www.gottabemobile.com/wp-content/uploads/2014/03/IMG_1281_jpeg.jpg?fit=150%2C150>
<http://www.gottabemobile.com/2014/03/02/eta-an-ios-app-that-shows-sometimes-simple-is-best/>