<http://schema.org/thumbnailUrl>
<https://www.imore.com/sites/imore.com/files/styles/thumbnail/public/field/image/2016/03/ipad-mini-ipad-air-ipad-pro-stack-angle-hero.jpg?itok=b7NZ6Azp>
<http://www.imore.com/how-to-get-started-ipad-pro-ultimate-guide>